MUSSELpdb

(new name for Alasmidonta Say, 1818; renamed Anelasmodon Agassiz, 1846)
‘Say’ of Authors.
Say, 1819. Nich. Encyc. 4: [18].
Barnes, 1823. Amer. J. Sci. 6 (1-2): 275.
Say, 1825. Jour. Acad. Nat. Sci. 5(3-4): 131.
Férussac, 1827. Bull. Sci. Nat. et Géol. 10: 417.
Hildreth, 1828. Amer. J. Sci. 14: 289.
Lea, 1829. Trans. Amer. Phil. Soc. 3 [O. 1]: 421.
Menke, 1830. Syn. Method. Moll.: 106.
Ferussac, 1835. Mag. Zool. 5(59-60): 25.
Lea, 1836. Synopsis Fam. Naiades: 43.
Schlüter, 1838. Kurzgef. Syst. Verz. Conch. Samml.: 32.
Agassiz, 1852. Arch. Naturg. 18(1): 46.
Adams & Adams, 1857. Gen. Rec. Moll. 2(31-32): 499.
Vest, 1866. Verh. Mitth. Siebenbürg. Ver. Naturw. (17): 197.
Sowerby, 1868. Conch. Icon. 16: pl. 1.
Type species: Unio undulata Say, 1817 = Alasmidonta undulata

Anadonta Say, 1818

(error for Anodonta Lamarck, 1799)
‘Lamarck’ of Authors.
Say, 1818. Jour. Acad. Nat. Sci. 1(11): 459.
Goldfuss, 1820. Handb. Zool. 1: 611.
Ravenel, 1834. Cat. Rec. Shells: 7.
Grimm, 1876. Kaspinskoe Fauna: 143.
Pavan-Kumar et al., 2022. Mol. Biol. Rep. 49: Figure S5.
Type species: Mytilus cygneus Linnaeus, 1758 = Anodonta cygnea

Anodontina Mørch, 1853

(homonym of Macquart, 1838 [Dipt.]; new name for Anadontina Schlüter, 1838)
‘Schlüter’ of Authors.
Mørch, 1853. Cat. Conch. Yoldi 2: 48.
Adams & Adams, 1857. Gen. Rec. Moll. 2(31-32): 502.
Martens, 1900. Biol. Centr.-Amer., Moll.: 481.
Type species: Anadontina turgida Schlüter, 1838 = Lamellidens marginalis

Artonaias Simpson, 1914

(error for Arotonaias Martens, 1900)
‘von Martens’ of Authors.
Simpson, 1914. Descr. Cat. Naiades: 311.
H.B. Baker, 1922. Occ. Pap. Mus. Zool. Univ. Mich. (106): ??.
Type species: Unio cyrenoides Philippi, 1847 = Arotonaias cyrenoides

Caelatura Conrad, 1853

(incorrect original spelling of Coelatura Conrad, 1853)
‘Conrad’ of Authors.
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 267 [as ‘Cælatura’].
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 820 [as ‘Cælatura’].
Pallary, 1909. Mém. Inst. Égypte 6(1): 76.
Simpson, 1914. Descr. Cat. Naiades: 1019.
Germain, 1918. Bull. Mus. Nation. Hist. Natur. 24: 41.
Germain, 1919. Bull. Mus. Nation. Hist. Natur. 25: 122.
Germain, 1921. Faun. malac. Terr. e Fluv. Iles Mascareignes: 403.
Pallary, 1924. Mém. Inst. Égypte 7 (n.s.): 42.
Pilsbry & Bequaert, 1927. Bull. AMNH 53: 399.
Haas, 1927. Senckenbergiana 9: 21.
Haas, 1929. Senckenbergiana 11: 111.
Bloomer, 1932. Proc. Malac. Soc. London 20: 168.
Thiele, 1934. Handb. Syst. Weichtierk. 3: 1248.
Haas, 1936. Abh. Senckenb. Naturf. Ges. 431: 54.
Dartevelle & Schwetz, 1937. Ann. Soc. Roy. Zool. Belgique 68: 60.
Haas, 1940. Zool. Ser. Field Mus. Nat. Hist. 24: 140.
Modell, 1942. Arch. Moll. 74(5/6): 190.
Bloomer, 1946. Proc. Malac. Soc. London 27: 68.
Bloomer, 1949. Proc. Malac. Soc. London 27: 241.
Franc, 1949. J. de Conch. 9: 158.
Leloup, 1950. Res. Sci. Explor. Hydrob. Lac Tanganyika (1946-1947) 3: 40.
Mongin, 1963. Mém. Soc. Géol. France 96: 10.
Modell, 1964. Arch. Moll. 93: 116.
Mandahl-Barth, 1968. Expl. Hydrobiol. Bangweulu-Luapula 12: 51.
Starobogatov, 1970. Fauna Moll. Continent.: 64.
Fischer-Piette & Métivier, 1974. Bull. Mus. Nation. Hist. Natur. 133: 10.
Appleton, 1979. Ann. S. Afr. Mus. 77(9): 154.
Kenmuir, 1980. Trans. Zimbabwe Sci. Assoc. 60(2): 7.
Curtis & Appleton, 1987. Jour. SWA Sci. Soc. 40-41: 50.
Ibrahim et al., 1999. EEAA Nat. Biodiv. Unit (10): 74.
Millard, 2001. Class. Moll. (3): 1061.
Type species: Unio aegyptiacus Cailliaud, 1827 = Coelatura aegyptiaca

There are 51 nominal genera attributed to this publication (none available).

Chelidoneura Simpson, 1900

(error for Chelidonura Rochebrune, 1886)
‘Rochebrune’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 906 [corrected on the errata sheet].
Germain, 1908. Bull. Mus. Nation. Hist. Natur. 14: 160, footnote.
Type species: Spatha (Mutela) hirundo Martens, 1881 = Chelidonopsis hirundo

Coenonaias Fischer & Crosse, 1894

(error for Caenonaias Fischer & Crosse, 1894)
‘Crosse & Fischer’ of Authors.
Fischer & Crosse, 1894. Miss. Sci. Mexique, Rech. Zool. 2(16): 596.
Modell, 1964. Arch. Moll. 93: 90.
Type species: Unio aeruginosus Morelet, 1849 = Nephronaias aeruginosa

Cucumeria Simpson, 1900

(error for Cucumaria Conrad, 1853)
‘Conrad’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 889.
Thiele, 1934. Handb. Syst. Weichtierk. 3: 817 [1246].
Type species: Unio cucumoides Lea, 1840 = Cucumerunio novaehollandiae

Danlengiconcha of Authors, unknown year

Liu 1978 of Authors.

Dipsus of Authors, unknown year

(error for Dipsas Leach, 1814)
Gray, 1825 of Authors.
‘Leach’ Swainson, 1840. Treat. Malacol.: 262, 266, 381.
Type species: Dipsas plicatus Leach, 1814 = Cristaria plicata

Dreissensia Bronn, 1862

(error for Dreissena Van Beneden, 1835)
‘van Beneden’ of Authors.
Bronn, 1862. Klass. Ord., Weichthiere 3: 352, 360, 364, etc.
Locard, 1883. Arch. Mus. Hist. Nat. Lyon 3: 260.
Morlet, 1889. J. de Conch. 37: 162.
Locard, 1893. Revue Suisse de Zoologie 1: 126.

Dreyssena Philippi, 1853

(error for Dreissena Van Beneden, 1835)
of Authors.
Philippi, 1853. Handb. Conch. Mal.: 364.
Grimm, 1876. Kaspinskoe Fauna: 143.
Grimm, 1877. Kaspinskoe Fauna (2): 71.

Epiloblasma Meek, 1876

(error for Epioblasma Rafinesque, 1831)
‘Rafinesque’ of Authors.
Meek, 1876. Rept. U.S. Geol. Surv. Terr. (Hayden) 9: 511.
Modell, 1964. Arch. Moll. 93: 96.
Type species: Epioblasma biloba Rafinesque, 1831 = Epioblasma rangiana

Ethaeria Agassiz, 1839

(error for Etheria Lamarck, 1807)
‘Lamarck’ of Authors.
Agassiz, 1839. Bull. Soc. imp. Nat. Moscou 12: 418.
Sowerby, 1839. Conch. Man.: 17.
Type species: Etheria semilunata Lamarck, 1807 = Etheria elliptica

Euphira Mørch, 1853

(error for Eufira Gistl, 1848)
‘Gistel’ of Authors.
Mørch, 1853. Cat. Conch. Yoldi 2: 28.
Adams & Adams, 1857. Gen. Rec. Moll. 2(31-32): 506.
Paetel, 1875. Fam. Gatt. Moll.: 79.
Westerlund, 1902. Rad. Jugoslav. Akad. 150: 137.
Type species: Iridina exotica Lamarck, 1819 = Mutela dubia

Eurynea Stimpson, 1851

(error for Eurynia Rafinesque, 1820)
‘Rafinesque’ of Authors.
Stimpson, 1851. Shells of New England: 13.
Adams & Adams, 1857. Gen. Rec. Moll. 2(31-32): 490.
Paetel, 1875. Fam. Gatt. Moll.: 79.
Paetel, 1890. Cat. Conch.-Samml. 3: 142.
Type species: Unio (Eurynia) dilatata Rafinesque, 1820 = Eurynia dilatata

Galileja B.B. Woodward, 1913

(reference to Galileja Costa, 1840)
‘Costa’ of Authors.
B.B. Woodward, 1913. Cat. Brit. Pisidium of the BMNH: 2.
Type species: Cardium casertanum Poli, 1791 = Euglesa casertana

Gallileja Prime, 1852

(error for Galileja Costa, 1840)
‘da Costa’ of Authors.
Prime, 1852. Boston J. Nat. Hist. 6(3): 348.
Prime, 1865. Smithsonian Misc. Coll. (145): 59.
Prime, 1870. Amer. J. Conch. 5: 164.

Glycymeris Eichwald, 1829

(error for Glycimeris Lamarck, 1801)
‘Lamarxk’ of Authors.
Eichwald, 1829. Zool. Spec. Rossiae 1: 279.
Eichwald, 1838. Bull. Soc. imp. Nat. Moscou 11: 169.
Vinarski & Kantor, 2016. Analyt. Cat. Fr. Brack. Moll. Russia: 63 [as by ‘Da Costa, 1878, partim’].
Type species: Glycimeris incrassata Lamarck, 1801 = Cyrtodaria siliqua

Legumia Agassiz, 1852

(error for Ligumia Swainson, 1840)
‘Swainson’ of Authors.
Agassiz, 1852. Arch. Naturg. 18(1): 45.
Mørch, 1853. Cat. Conch. Yoldi 2: 46.
Adams & Adams, 1857. Gen. Rec. Moll. 2(31-32): 490.
Paetel, 1890. Cat. Conch.-Samml. 3: 143.
Type species: Unio recta Lamarck, 1819 = Ligumia recta

Leucosilla Scudder, 1882

(error for Loncosilla Rafinesque, 1831)
‘Rafinesque’ of Authors.
Scudder, 1882. Nomen. Zool., Suppl.: 187. [nomen nudum]
Cox et al., 1969. Treatise on Invert. Paleo 2: N862.
Williams et al., 2008. Freshw. Mussels AL and Mobile Basin: 102.
Type species: Loncosilla solenoides Rafinesque, 1831 = Novaculina gangetica

Lymnea Rafinesque, 1815

(error for Limnaea Poli, 1791)
‘Poli’ of Authors.
Rafinesque, 1815. Analyse Nat.: 147.
Gray, 1847. Proc. Zool. Soc. London 15: 196.
Rafinesque, 1864. [in] Binney & Tryon, reprint: 20.
Type species: Mya pictorum Linnaeus, 1758 = Unio pictorum

Megaptera Modell, 1964

(error for Metaptera Rafinesque, 1820)
‘Rafinesque’ of Authors.
‘Rafinesque’ Modell, 1964. Arch. Moll. 93: 85.
‘Rafinesque’ Haas, 1969. Treatise on Invert. Paleo 1: N455.
Type species: Unio alatus Say, 1817 = Potamilus alatus

Microcondylus Drouët, 1879

(error for Microcondylaea Vest, 1866)
‘Vest’ of Authors.
Drouët, 1879. J. de Conch. 27: 137.
Servain, 1890. Bull. Soc. Malac. France 7: 294.
Type species: Anodonta uniopsis Lamarck, 1819 = Microcondylaea bonellii

Migranaia Haas, 1969

(error for Migranaja Hannibal, 1912)
‘Hannibal’ of Authors.
Haas, 1969. Das Tierreich 88: 271.
Haas, 1969. Treatise on Invert. Paleo 1: N441.
Bank et al., 2001. Heldia 4(1/2): 113.
Type species: Unio littoralis Cuvier, 1798 = Potomida littoralis

Muelleria Menke, 1828

(error for Mulleria Férussac, 1824)
‘Férussac’ of Authors.
Menke, 1828. Syn. Method. Moll.: 58 [as ‘Mülleria’].
Menke, 1830. Syn. Method. Moll.: 98 [as ‘Mülleria’].
Herrmannsen, 1847. Ind. Gener. Malacol. 2: 61 [as ‘Mülleria’].
Philippi, 1853. Handb. Conch. Mal.: 533.
Adams & Adams, 1857. Gen. Rec. Moll. 2(31-32): 511 [as ‘Mülleria’].
Zittel, 1881. Handb. Palaeo. 1: 58 [as ‘Mülleria’].
Type species: Mulleria rivoli Deshayes, 1827 = Mulleria rivoli

Musculum Paetel, 1875

(error for Musculium Link, 1807)
‘Link’ of Authors.
Paetel, 1875. Fam. Gatt. Moll.: 130.
Contreras-Arquieta, 2000. Mexicoa 2(1): 45.

Mysea Dupuy, 1852

(error for Mysca Turton, 1822)
‘Turton’ of Authors.
Dupuy, 1852. Hist. Natur. Moll. France (6): 637.
Germain, 1931. Faune de France 22: 721.

Nephronajas Ortmann, 1912

(error for Nephronaias Fischer & Crosse, 1894)
‘Crosse & Fischer’ of Authors.
Ortmann, 1912. Ann. Carnegie Mus. 8: 324.
Baker, 1916. Tech. Publ. New York State Coll. Forestry (4): 75.
Type species: Unio plicatulus Küster, 1856 = Nephronaias aztecorum

Niäa Lea, 1836

(error for Naia Swainson, 1840)
‘Swainson’ of Authors.
Lea, 1836. Synopsis Fam. Naiades: 31. [nomen nudum]
Lea, 1852. Synopsis Fam. Naiades: 33. [nomen nudum]
Adams & Adams, 1857. Gen. Rec. Moll. 2(31-32): 492.
Type species: Mya corrugata Müller, 1774 = Parreysia corrugata

Parreyssia Kobelt, 1910

(error for Parreysia Conrad, 1853)
‘Conrad’ of Authors.
Kobelt, 1910. Abh. Senckenb. Naturf. Ges. 32: 85.
Prashad, 1918. Rec. Ind. Mus. 15: 145.
Prashad, 1919. Rec. Ind. Mus. 16: 292.
Type species: Unio multidentatus Philippi, 1847 = Parreysia corrugata

Physemoda Prime, 1852

(error for Phymesoda Rafinesque, 1820)
‘Rafinesque’ of Authors.
Prime, 1852. Boston J. Nat. Hist. 6(3): 348.
Prime, 1860. Proc. Acad. Nat. Sci. 12: 267.
Prime, 1865. Smithsonian Misc. Coll. (145): 59.

Platyris Haas, 1969

(error for Platyiris Agassiz, 1846)
‘Agassiz’ of Authors.
Haas, 1969. Das Tierreich 88: 598.
Haas, 1969. Treatise on Invert. Paleo 1: N464.
Type species: Iridina exotica Lamarck, 1819 = Mutela dubia

Prolancealaria Vaught, 1989

(error for Prolanceolaria Moskvicheva, 1973)
‘Moskvicheva’ of Authors.
Vaught, 1989. Class. Livinh Moll.: 121.
Millard, 2001. Class. Moll. (3): 1054.
Type species: Unio grayii Griffith & Pidgeon, 1833 = Lanceolaria grayii

Protopomida Vokes, 1980

(error for Propotomida Modell, 1964)
‘Modell’ of Authors.
Vokes, 1980. Genera of the Bivalvia: 82.
Millard, 2001. Class. Moll. (3): 1060.
Type species: Unio michaudi Deshayes, 1860 = Propotomida michaudi

Pseudoanodonta Picaglia, 1893

(error for Pseudanodonta Bourguignat, 1876)
‘Bourguignat’ of Authors.
Picaglia, 1893. Boll. Soc. Malac. Ital. 18: 117.
Westerlund, 1902. Rad. Jugoslav. Akad. 150: 137.
Type species: Anodonta complanata Rossmässler, 1835 = Pseudanodonta complanata

Pseudodontoides Modell, 1964

(error for Pseudodontoideus Frierson, 1927)
‘Frierson’ of Authors.
Modell, 1964. Arch. Moll. 93: 91.
Pfeiffer et al., 2019. MPE 137: 124.
Type species: Margaritana alabamensis Lea, 1861 = Pseudodontoideus connasaugaensis

Pseudoodonta Picaglia, 1893

(error for Pseudanodonta Bourguignat, 1876)
‘Bourguignat’ of Authors.
Picaglia, 1893. Boll. Soc. Malac. Ital. 18: 117.
Kennard & Woodward, 1924. Proc. Malac. Soc. London 16: ??.
Type species: Anodonta complanata Rossmässler, 1835 = Pseudanodonta complanata

Pterosygna Simpson, 1900

(error for Pterosyna Rafinesque, 1831)
‘Rafinesque’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 665.
Ortmann, 1909. Ann. Carnegie Mus. 5: 196.
Simpson, 1914. Descr. Cat. Naiades: 490.
Ortmann, 1914. Nautilus 28(4): 43.
Walker, 1918. Occ. Pap. Mus. Zool. Univ. Mich. (49): 2.
F.C. Baker, 1928. Bull. Wisconsin Geol. Nat. Hist. Survey 70(2): 147.
Haas, 1930. Senckenbergiana 12(6): 326.
Type species: Alasmodonta complanata Barnes, 1823 = Pterosyna complanata

Rhombeidiana Cox et al., 1969

(error for Rhomboidiana Locard, 1889)
‘Locard’ of Authors.
Cox et al., 1969. Treatise on Invert. Paleo 2: N862.
Millard, 2001. Class. Moll. (3): 1077.
Type species: Unio rhomboideus Moquin-Tandon, 1855 = Potomida littoralis

Richtofenia Vokes, 1980

(error for Richthofenia Modell, 1964)
‘Modell’ of Authors.
Vokes, 1980. Genera of the Bivalvia: 78.
Vaught, 1989. Class. Livinh Moll.: 121.
Millard, 2001. Class. Moll. (3): 1056.
Type species: Unio leaii Gray in Griffith & Pidgeon, 1833 = Lamprotula leaii

Rockanaia Neave, 1950

(error for Rochanaia Morretes, 1941)
‘de Morretes’ of Authors.
Neave, 1950. Nomen. Zool. 5: 240.
Cox et al., 1969. Treatise on Invert. Paleo 2: N862.
Type species: Rochanaia gutmansi Morretes, 1941 = Bartlettia stefanensis

Rotundaria Agassiz, 1852

(reference to Rotundaria Rafinesque, 1820)
‘Rafinesque’ of Authors.
Agassiz, 1852. Arch. Naturg. 18(1): 48.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 765.
Ortmann, 1909. Ann. Carnegie Mus. 5: 201.
Ortmann, 1910. Nautilus 23(11): 140.
Ortmann, 1912. Ann. Carnegie Mus. 8: 257.
Simpson, 1914. Descr. Cat. Naiades: 811.
Utterback, 1915. Amer. Midl. Nat. 4(4): 149.
Ortmann, 1918. Proc. Amer. Phil. Soc. 57(6): 543.
Haas, 1929. Senckenbergiana 11: 333.
Haas, 1930. Senckenbergiana 12(6): 319.
Type species: Obliquaria (Rotundaria) tuberculata Rafinesque, 1820 = Cyclonaias tuberculata

Sprichia Vokes, 1980

(error for Sprickia Modell, 1942)
‘Modell’ of Authors.
Vokes, 1980. Genera of the Bivalvia: 78.
Vaught, 1989. Class. Livinh Moll.: 122.
Millard, 2001. Class. Moll. (3): 1064.
Type species: Unio verbecki Martens, 1897 = Lens contradens

Symphinota Villa, 1841

(error for Symphynota Lea, 1829)
‘Lea’ of Authors.
Villa, 1841. Dispos. Syst. Conchyl.: 43.
Haas, 1969. Das Tierreich 88: 415.
Haas, 1969. Treatise on Invert. Paleo 1: N448.
Type species: Unio alatus Say, 1817 = Potamilus alatus

Symphonota Rafinesque, 1831

(error for Symphynota Lea, 1829)
‘Lea’ of Authors.
Rafinesque, 1831. Continuation: 7.
Berge, 1847. Conch.-Buch: 69.
Gray, 1847. Proc. Zool. Soc. London 15: 196.
Rafinesque, 1864. [in] Binney & Tryon, reprint: 85.
Type species: Unio alatus Say, 1817 = Potamilus alatus

Symphynota Simpson, 1900

(reference to Symphynota Lea, 1829)
‘Lea’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 662.
Ortmann, 1912. Ann. Carnegie Mus. 8: 280.
Simpson, 1914. Descr. Cat. Naiades: 480.
Ortmann, 1914. Nautilus 28(4): 41.
Type species: Symphynota compressa Lea, 1829 (orig. desig.) = Platynaias compressa

Telederma Lea, 1852

(error for Theliderma Swainson, 1840)
‘Swainson’ of Authors.
Lea, 1852. Synopsis Fam. Naiades: 22.
Reeve, 1864. Conch. Icon. 16: pl. 7,sp. 25.
Lea, 1870. Synopsis Fam. Naiades: 33.
Paetel, 1875. Fam. Gatt. Moll.: 203.
Type species: Obliquaria (Quadrula) metanevra Rafinesque, 1820 = Theliderma metanevra

Tritogenia Agassiz, 1852

(error for Tritogonia Agassiz, 1852)
‘Agassiz’ of Authors.
Agassiz, 1852. Arch. Naturg. 18(1): 52.
Mørch, 1853. Cat. Conch. Yoldi 2: 44.
Adams & Adams, 1857. Gen. Rec. Moll. 2(31-32): 496.
Paetel, 1890. Cat. Conch.-Samml. 3: 143.
Type species: Obliquaria (Ellipsaria) verrucosa Rafinesque, 1820 = Quadrula verrucosa

Troncilla Menke, 1830

(error for Truncilla Rafinesque, 1819)
‘Rafinesque’ of Authors.
Menke, 1830. Syn. Method. Moll.: 106.
Rossmässler, 1835. Icon. Land- und Süssw.-Moll. 1 (1): 116.
Type species: Truncilla truncata Rafinesque, 1820 = Truncilla truncata

Vanderschliea Haas, 1969

(error for Vanderschaliea Modell, 1943)
‘Modell’ of Authors.
Haas, 1969. Treatise on Invert. Paleo 1: N449.
Millard, 2001. Class. Moll. (3): 1060.
Type species: Ptychorhynchoideus kolasii Modell, 1931

Attributed Nominal Species

Unio abbreviatus Goldfuss of Authors = nomen dubium

Goldfuss of Authors.

Unio abductus ‘Phil.’ of Authors = nomen dubium

‘Phil.’ of Authors.

Panopea abrupta ‘Conrad’ of Authors = Panopea generosa

(misidentified reference to Mya abrupta Conrad, 1849)
‘Conrad’ of Authors.
Huang et al., 2025. Zool. Scripta 54(4): Table S5.

Unio acramblyus Bourguignat of Authors = nomen dubium

Bourguignat of Authors.

Lanceolaria acrorhyncha ‘von Martens’ of Authors = Lanceolaria acrorrhyncha

(error for Unio acrorrhynchus Martens, 1894)
‘von Martens’ of Authors.
Haas, 1911. Conch. Cab. 9 (pt. 2, h. 43): 61.
Simpson, 1914. Descr. Cat. Naiades: 956.
Haas, 1969. Das Tierreich 88: 67.
Kil, 1976. Korean J. Limnol. 9(3-4): 29.
Habe, 1977. Mollusc. Japan: 115.
Park & Kwon, 1993. Korean J. Malac. 9(1): 46.
Kondo, 2008. Spec. Publ. Malac. Soc. Japan (3): 27.

There are 690 nominal species attributed to this publication (none available).

Pseudodon aeneolus ‘Drouet & Chaper’ of Authors = Pseudodon walpolei

(misidentified reference to Pseudodon aeneolus Drouët & Chaper, 1892)
‘Drouet & Chaper’ of Authors.
Zieritz et al., 2024. Zool. J. Linn. Soc. 201, zlae076: Tables 1, S1.
Campbell & Lydeard, 2026. Malacologia 68(1/2): 291.

Cyclas aequata Sheppard MSS Brit. Mus. of Authors = Sphaerium rivicola

Sheppard MSS Brit. Mus. of Authors.

Corbula alabamiensis Lea 1833 of Authors = nomen dubium

Lea 1833 of Authors.

Anodonta alacer Bourguignat, 1882 of Authors = Anodonta cygnea

Bourguignat, 1882 of Authors.

Anodon alatus ‘Sow.’ of Authors = Cristaria plicata

‘Sow.’ of Authors.

Unio albertsi Pilsbry in litt. of Authors = Coelatura bakeri

(intro'd as intra-sp. of Unio bakeri H. Adams, 1866)
Pilsbry in litt. of Authors.

Unio verrucosus albus Say of Authors = Pustulosa pustulosa

(misidentified reference to Unio verrucosus albus Hildreth, 1828)
Say of Authors.

Anodonta aloisi Bourguignat, 1885 of Authors = nomen dubium

Bourguignat, 1885 of Authors.

Anodonta alpestris ‘Charpentier, mss.’ of Authors = Anodonta anatina

(intro'd as syn of Anodonta palustris Férussac, 1822)
‘Charpentier, mss.’ of Authors.
Bourguignat, 1881. Mater. Moll. Acécphales Syst. Europ. 1: 256.
Locard, 1882. Prodr. Malac. Franç. 1: 276.
Westerlund, 1890. Fauna Paläarct. Binnenconch. 2(7): 255. [nomen nudum]

Anodon amazoniensis ‘Lea’ of Authors = Anodontites trigona

(error for Anodonta amazonensis Lea, 1860)
‘Lea’ of Authors.
Sowerby, 1870. Conch. Icon. 17: pl. 30, sp. 120.
Simone, 2006. Land. Freshw. Moll. Brazil.: 284.

Unio ambrosianus Adami of Authors = nomen dubium

Adami of Authors.

Corbicula amiralis ‘Prime’ of Authors = nomen dubium

(error for Corbicula ammiralis Prime, 1870)
‘Prime’ of Authors.
Prime, 1870. Amer. J. Conch. 5: 128.
Morelet, 1875. Séries Conch. 4: 363.

Anodonta anatina ‘Linnaeus’ of Authors = Sinanodonta woodiana

(misidentified reference to Mytilus anatinus Linnaeus, 1758)
‘Linnaeus’ of Authors.
Sohail et al., 2016. Front. Biol.: 331.
Sohail et al., 2016. Rend. Fis. Acc. Lincei 27: 687.
Shafiullah et al., 2017. JBES 10(6): 323.
Sohail et al., 2017. Pakistan J. Zool. 49(1): 321.

Anodonta anatinoides ‘Klein. Brown’ of Authors = nomen dubium

‘Klein. Brown’ of Authors.

Unio angulosus of Authors = nomen dubium

of Authors.

Musculus angustior Klein of Authors = Anodonta cygnea

Klein of Authors.

Corbicula aniaria ‘Pallary’ of Authors = Corbicula fluminalis

(error for Corbicula aniara Pallary, 1909)
‘Pallary’ of Authors.
Daget, 1998. Cat. Bivalves Africains: 178.
He & Zhuang, 2013. Freshwater Bivalves China: 134.

Unio antiguus ‘Phl.’ of Authors = nomen dubium

‘Phl.’ of Authors.

Anodonta antipiscinalis Bourguignat, 1884 of Authors = Anodonta cygnea

Bourguignat, 1884 of Authors.

Cyclas antiqua ‘Fer. Moll. Terr. et Fluv.’ of Authors = nomen dubium

‘Fer. Moll. Terr. et Fluv.’ of Authors.
d’Orbigny, 1851. Prodr.: 304.

Congeria aperta Desh. of Authors = nomen dubium

Desh. of Authors.

Unio aporus Servain of Authors = nomen dubium

Servain of Authors.

Anthracosia aquilina J. de C. Sowerby of Authors = Anthracosia aquilina

J. de C. Sowerby of Authors.

Unio araris Barbié of Authors = Pseudunio auricularius

Barbié of Authors.

Anodonta arcaeformis ‘Heude’ of Authors = Sinanodonta lauta

(misidentified reference to Anodon arcaeformis Heude, 1877)
‘Heude’ of Authors.
Soroka, 2010. Folia Malac. 18(4): 178.
Zhang et al., 2013. World Sci. Tech.-Mod. Traditional Chinese Med. 15(3): 376.
Sayenko et al., 2017. Biol. Bulletin 44(3): 367 [as ‘Anemina arcaeformis’].
Whelan et al., 2023. Zool. J. Linn. Soc. 198(2): Table S1. [in part]
Galal-Khallaf et al., 2024. Egypt. J. Zool. 81: 22.
Perkins et al., 2025. ZooKeys 1248: Table S1. [in part]

Anemina arcaeformis ‘Heude’ of Authors = Buldowskia iwakawai

(misidentified reference to Anodon arcaeformis Heude, 1877)
‘Heude’ of Authors.
Sano et al., 2017. J. Wat. Res. Prot. 9: Table 2.
Sano et al., 2020. Plankton Benthos Res. 15(2): Table 1. [in part]

Anodonta arcuata ‘Cailliaud’ of Authors = Chambardia rubens

(error for Anodonta arcuta Cailliaud, 1823)
‘Cailliaud’ of Authors.
Martens, 1866. Malak. Blatt. 13: 11.
Jickeli, 1874. Nova Acta Dtsch. Akad. Naturf. 37(1): 265.
Servain, 1890. Bull. Soc. Malac. France 7: 316.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 899.
Kobelt, 1910. Abh. Senckenb. Naturf. Ges. 32: 87.
Simpson, 1914. Descr. Cat. Naiades: 1336.
specimen image from publication Van Damme, 1984. Freshw. Moll. N. Africa (25): 68.
Mandahl-Barth, 1988. Studies on African Freshwater Bivalves: 73.
Ibrahim et al., 1999. EEAA Nat. Biodiv. Unit (10): 109.

Iridina arenata ‘Caill. Pot.’ of Authors = Chambardia rubens

‘Caill. Pot.’ of Authors.

Anodonta arkansasensis ‘Lea’ of Authors = Strophitus undulatus

(error for Anodonta arkansensis Lea, 1852)
‘Lea’ of Authors.
B.H. Wright, 1888. Check List N. Amer. Unionidae etc.: [6].
Call, 1895. Trans. Acad. Sci. St. Louis 7: 60.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 617.
Simpson, 1914. Descr. Cat. Naiades: 347.
Williams et al., 2008. Freshw. Mussels AL and Mobile Basin: 709.
Watters et al., 2009. Freshw. Mussels OH: 294.

Unio blanci forma armusianus Uzielli of Authors = Unio mancus

Uzielli of Authors.

Unio asiaticus Parr. of Authors = nomen dubium

Parr. of Authors.

Fusconaia askewi ‘Marsh’ of Authors = Fusconaia flava

(misidentified reference to Unio askewi Marsh, 1896)
‘Marsh’ of Authors.
Campbell & Lydeard, 2012. Amer. Malac. Bull. 30(1): 13 [as ‘”askewi”’].

[Microdonta] astartellaeformis Fedotov of Authors = Microdonta astartellaeformis

Fedotov of Authors.

Unio asterianus ‘Dupuy’ of Authors = Potomida littoralis

(error for Unio astierianus Dupuy, 1849)
‘Dupuy’ of Authors.
Lea, 1852. Synopsis Fam. Naiades: 39.
Germain, 1931. Faune de France 22: 720.

Unio astieranus ‘Dupuy’ of Authors = Potomida littoralis

(error for Unio astierianus Dupuy, 1849)
‘Dupuy’ of Authors.
specimen image from publication Sowerby, 1868. Conch. Icon. 16: pl. 86, sp. 461.
Paetel, 1890. Cat. Conch.-Samml. 3: 145.

Unio augustatus ‘Lea’ of Authors = Elliptio angustata

(error for Unio angustatus Lea, 1831)
‘Lea’ of Authors.
Ferussac, 1835. Mag. Zool. 5(59-60): 26.
B.H. Wright, 1888. Check List N. Amer. Unionidae etc.: [1].

Unio auratus ‘Swainson’ of Authors = Diplodon chilensis

(reference to Unio auratus Philippi, 1847)
‘Swainson’ of Authors.
Lea, 1838. Synopsis Fam. Naiades: 22.
Hanley, 1843. Illustr. Descr. Cat. Rec. Bivalve Shells: 199 [as ‘Naia aurata’].
‘Swain.’ Lea, 1852. Synopsis Fam. Naiades: 33 [as ‘Niäa aurata’].
specimen image from publication ‘Swainson MS’ Reeve, 1865. Conch. Icon. 16: pl. 29, sp. 150.
Type(s): FIGURED SPECIMEN BMNH_1965144, I. of Chiloe.

Hyridella australis ‘Lamarck’ of Authors = Velesunio ambiguus

(misidentified reference to Unio australis Lamarck, 1819)
‘Lamarck’ of Authors.
E.A. Smith, 1882. J. Linn. Soc., Zool. 16: 309.
Ortmann, 1912. Nautilus 25(9): 100.
Simpson, 1914. Descr. Cat. Naiades: 1297.
Cotton & Gabriel, 1932. Proc. Roy. Soc. Victoria 44(2): 155, pl. 16, fig. 1.

Pseudodon avae ‘Theobald’ of Authors = Indopseudodon indawgyiensis

(misidentified reference to Monocondylaea avae Theobald, 1873)
‘Theobald’ of Authors.
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Pseudodon cf. avae’].
Bolotov et al., 2017. Sci. Repts. 7: Table S1.
Bolotov et al., 2018. Sci. Repts. 8: Table S1.
Konopleva et al., 2019. Ecologica Montenegrina 24: Appendix 1 [as ‘Pseudodon cf. avae’].
Huang et al., 2019. MPE 130: Table S4.
Konopleva et al., 2019. Sci. Repts. 9: Table S1.
Zieritz et al., 2020. Biodivers. Conserv. 29: 2244.
Lopes-Lima et al., 2020. MPE 146: Table 1.
Dai et al., 2023. Invert. Syst. 37(2): 155, Table 1.

Unio averillii “Wright” of Authors = Villosa vibex

(error for Unio averellii B.H. Wright, 1888)
“Wright” of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 560.
Simpson, 1914. Descr. Cat. Naiades: 138.
Frierson, 1927. Check List N. Amer. Naiades: 76.
R.I. Johnson, 1970. Bull. MCZ 140(6): 373.
R.I. Johnson, 1972. Bull. Fla. State Mus. 16(4): 237.
Burch, 1975. Freshw. Unio. North Amer.: 159.

Alasmidonta (Sulcularia) badia ‘Rafinesque’ of Authors = Alasminota holstonia

(misidentified reference to Sulcularia badia Rafinesque, 1831)
‘Rafinesque’ of Authors.
Frierson, 1927. Check List N. Amer. Naiades: 19.
Haas, 1969. Das Tierreich 88: 399.

Diplodon bakeri Marshall, in USNM coll. of Authors = Diplodon rhuacoicus

Marshall, in USNM coll. of Authors.
Type(s): MANUSCRIPT NAME USNM_380556, Rio Yaguaron, Cerro Largo, Uruguay.

Aspatharia rubens var. bakeri ‘Sow.’ MRAC collection of Authors = Chambardia rubens

(intro'd as intra-sp. of Anodonta rubens Lamarck, 1819)
‘Sow.’ MRAC collection of Authors.

Unio balonensis ‘Conrad’ of Authors = Velesunio ambiguus

(error for Unio balonnensis Conrad, 1850)
‘Conrad’ of Authors.
Lea, 1852. Synopsis Fam. Naiades: 33.
Reeve, 1864. Conch. Icon. 16: pl. 18, sp. 81.

Anodonta barboraeca ‘Servain’ of Authors = Anodonta anatina

(error for Anodonta borboraeca Bourguignat in Locard, 1882)
‘Servain’ of Authors.
Locard, 1890. Contr. Faune Malacol. Franc. 14: 92 [48] [as ‘barboræca’].
Locard, 1893. Coqu. Eau Douce Saumâtre France: 261.
Germain, 1904. Bull. Soc. Sci. Nat. Ouest France 4: 300 [62].

Anodonta barbozana ‘Castro’ of Authors = Anodonta cygnea

(error for Anodonta barbosana da Silva e Castro, 1883)
‘Castro’ of Authors.
Locard, 1890. Contr. Faune Malacol. Franc. 14: 91 [47].
Locard, 1899. Conchyliol. Portug.: 285.

Unio bartani Bourguignat of Authors = nomen dubium

Bourguignat of Authors.

Congeria basteroti Desh. of Authors = nomen dubium

Desh. of Authors.

Unio baudinii ‘Rossmässler’ of Authors = Unio mancus

(error for Unio bandinii Rossmässler, 1837)
‘Rossmässler’ of Authors.
Haas, 1969. Das Tierreich 88: 35.
Fauna Europaea, 2012. Fauna Europa: [web].
Prie, 2012. MalaCo 8: 430.

Unio baykinianus ‘Lea’ of Authors = Megalonaias nervosa

(error for Unio boykinianus Lea, 1840)
‘Lea’ of Authors.
Küster, 1861. Conchyl. Cab. 9(2): 181.
Paetel, 1890. Cat. Conch.-Samml. 3: 145.

Quadrula (Fusconia [sic] beadleana ‘Lea’ of Authors = Pleurobema beadleianum

(error for Unio beadleianus Lea, 1861)
‘Lea’ of Authors.
Frierson, 1927. Check List N. Amer. Naiades: 57.
Vidrine, 1993. Histr. Distr. Freshw. Mussels LA: 63 [as ‘Pleurobema beadleanum’].
Burdick & White, 2007. J. Moll. Studies 73: 370 [as ‘Pleurobema beadleanum’].
Haag, 2012. N. Amer. Freshw. Mussels: 71 [as ‘Pleurobema beadleanum’].

Pleurobema beadlianum ‘Lea’ of Authors = Pleurobema beadleianum

(error for Unio beadleianus Lea, 1861)
‘Lea’ of Authors.
Campbell et al., 2008. Molec. Ecol. Res. 8: 718.
Campbell & Lydeard, 2012. Amer. Malac. Bull. 30(1): 29.
Ouyang et al., 2015. J. Agri. Biotech. 23(6): Table 1.
Perkins et al., 2017. Conserv. Genet. 18: 752.

Anodonta bealii ‘Lea’ of Authors = Pyganodon grandis

(error for Anodonta bealei Lea, 1863)
‘Lea’ of Authors.
Singley, 1893. Geol. Surv. Texas (1892): 316.
R.I. Johnson, 1980. Bull. MCZ 149(2): 92.

Cristaria beirensis ‘Liu & Zhang’ of Authors = Cristaria liboi

(misidentified reference to Cristaria beirensis Liu & Zhang, 1982)
‘Liu & Zhang’ of Authors.
Wu et al., 2025. Invert. Syst. 39(3), IS24099: Table S1, S9.
Wang et al., 2025. Zoosyst. Evol. 101(4): Table S2.
Dai et al., 2026. Zoosyst. Evol. 102(1): Table 1.
Campbell & Lydeard, 2026. Malacologia 68(1/2): 293.
Wu et al., 2026. Contributions to Zoology 95: Table S2.
Wu et al., 2026. Zool. Scripta: Table S4.

Pisidium bensoni Prime of Authors = nomen dubium

Prime of Authors.

Diplodon beskeanus ‘Dunker’ of Authors = Diplodon ellipticus

(error for Unio besckeanus Dunker, 1849)
‘Dunker’ of Authors.
Lea, 1852. Synopsis Fam. Naiades: 39, Corrigenda et Addenda.
Lea, 1870. Synopsis Fam. Naiades: 61.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 875.
Ihering, 1910. Abh. Senckenb. Naturf. Ges. 32: 139.
Figueiras, 1965. Comm. Soc. Malac. Uruguay 1(8): 238.
Parodiz, 1968. Sterkiana 30: 3.

Unio bhamaoensis ‘Theobald’ of Authors = Leoparreysia tavoyensis

(error for Unio bhamoensis Theobald, 1873)
‘Theobald’ of Authors.
Hanley & Theobald, 1876. Conch. Indica (8): 62.
Paetel, 1890. Cat. Conch.-Samml. 3: 146.

Hyriopsis bialata ‘Simpson’ of Authors = Hyriopsis khoratensis

(misidentified reference to Hyriopsis bialatus Simpson, 1900)
‘Simpson’ of Authors.
Lopes-Lima et al., 2017. MPE 106: 177.
Muanta et al., 2019. J. Moll. Studies 85(2): 225.
Lopes-Lima et al., 2020. MPE 146: Table 1.

Hyriopsis bialatus ‘Simpson’ of Authors = Hyriopsis panhai

(misidentified reference to Hyriopsis bialatus Simpson, 1900)
‘Simpson’ of Authors.
Brandt, 1974. Arch. Moll. 105: 272, pl. 21, fig. 36.
Ng et al., 2016. PLoS One 11(8), e0161130: 5, Table S2.
Muanta et al., 2019. J. Moll. Studies 85(2): 225.

Unio bigerriensis ‘Millet’ of Authors = Potomida littoralis

(error for Unio bigerrensis Millet, 1843)
‘Millet’ of Authors.
Paetel, 1890. Cat. Conch.-Samml. 3: 146, 157.
Germain, 1931. Faune de France 22: 720.

Unio billotianus ‘Charmes’ of Authors = Coelatura ratidota

(error for Unio billottianus Charmes, 1885)
‘Charmes’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 847.
Kobelt, 1910. Abh. Senckenb. Naturf. Ges. 32: 84.
Simpson, 1914. Descr. Cat. Naiades: 1130.
Haas, 1936. Abh. Senckenb. Naturf. Ges. 431: 52.
Haas, 1969. Das Tierreich 88: 190.
Daget, 1998. Cat. Bivalves Africains: 65.

Unio birmanus ‘Blanford’ of Authors = Leoparreysia burmana

(error for Unio burmanus Blanford, 1869)
‘Blanford’ of Authors.
Hanley & Theobald, 1872. Conch. Indica (3): 19.
Paetel, 1890. Cat. Conch.-Samml. 3: 146.

Unio bissellianus ‘Lea’ of Authors = Uniomerus carolinianus

(error for Unio bisselianus Lea, 1867)
‘Lea’ of Authors.
Lea, 1870. Synopsis Fam. Naiades: 50.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 743.
Simpson, 1914. Descr. Cat. Naiades: 714.
Frierson, 1927. Check List N. Amer. Naiades: 35.
Haas, 1969. Das Tierreich 88: 210.

Nodularia douglasiae biwae ‘Kobelt’ of Authors = Nodularia nipponensis

(misidentified reference to Unio biwae Kobelt, 1879)
‘Kobelt’ of Authors.
Sano et al., 2017. J. Wat. Res. Prot. 9: Table 2.

Columba blainvilleana ‘Lea’ of Authors = Leila blainvilliana

(error for Anodonta blainvilliana Lea, 1834)
‘Lea’ of Authors.
Ihering, 1890. Arch. Naturg. 56(1): 142.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 915.
Simpson, 1914. Descr. Cat. Naiades: 1400.
Haas, 1931. Senckenbergiana 13: 102.
Morretes, 1949. Arqu. Mus. Paranaense 7: 28.
Bonetto, 1963. Physis 24: 11.
Parodiz & Bonetto, 1963. Malacologia 1(2): 206.
Modell, 1964. Arch. Moll. 93: 81.
Figueiras, 1965. Comm. Soc. Malac. Uruguay 1(8): 252.
Haas, 1969. Das Tierreich 88: 577.
Haas, 1969. Treatise on Invert. Paleo 1: N465.
Mansur, 1970. Iheringia 39: 55.
Bonetto & Mansur, 1970. Acta Zool. Lilloana 27: 256.
Millard, 2001. Class. Moll. (3): 1074.
Simone, 2006. Land. Freshw. Moll. Brazil.: 289.

Iridina blainvilliana ‘Lea’ of Authors = Leila esula

(misidentified reference to Anodonta blainvilliana Lea, 1834)
‘Lea’ of Authors.
d’Orbigny, 1835. Mag. Zool. 5(61-62): 43.
Hupé, 1857. [in] Castelnau, Anim. Nouv. Rares d’Amer. Sud: 91.

Unio blauverensis ‘Lea’ of Authors = nomen dubium

‘Lea’ of Authors.

Anodonta boettgeri Bourguignat, 1882 of Authors = Anodonta cygnea

Bourguignat, 1882 of Authors.

Radiatula bonneaudii ‘Eydoux’ of Authors = Radiatula chaudhurii

(misidentified reference to Unio bonneaudii Eydoux, 1838)
‘Eydoux’ of Authors.
Whelan et al., 2011. MPE 61: 506.
Pfeiffer & Graf, 2015. Zool. J. Linn. Soc. 175(2): [4].
Bolotov et al., 2017. Sci. Repts. 7: 10, Table 3 [as ‘sp. 1’].
Konopleva et al., 2017. Systemat. Biodiv. 15(3): 207.
Bolotov et al., 2017. Sci. Repts. 7: [5].
Bolotov et al., 2018. Sci. Repts. 8: Table S1.
Pfeiffer et al., 2018. J. Moll. Studies 84(4): [4]. [in part]
Jeratthitikul et al., 2019. Tropical Nat. Hist. 19(1): 25.
Konopleva et al., 2019. Sci. Repts. 9: Table S1 [as ‘Radiatula bonneaudii sp. 1’].
Huang et al., 2019. MPE 130: Table S4.
Ortiz-Sepulveda et al., 2020. MPE 148: Table S1.
Chen et al., 2026. Cathaica 2(5): Table 1.

Unio bonneaudii ‘Eydoux’ of Authors = Radiatula mouhoti

(misidentified reference to Unio bonneaudii Eydoux, 1838)
‘Eydoux’ of Authors.
‘Eydoux et Souleyet’ Tapparone Canefri, 1889. Ann. Mus. Storia Nat. Genova 27: 343.
Prashad, 1922. Rec. Ind. Mus. 24: 94 [as ‘Indonaia bonneaudi’].

Ctenodesma borneensis ‘Issel’ of Authors = Khairuloconcha lunbawangorum

(misidentified reference to Unio borneensis Issel, 1874)
‘Issel’ of Authors.
Zieritz et al., 2020. Biodivers. Conserv. 29: 2242, Table 2.
Pfeiffer et al., 2021. Invert. Syst. 35: Table S2. [in part]

Spatha bourguignati ‘Bourguignat’ of Authors = Aspatharia dahomeyensis

(misidentified reference to Spatha bourguignati ‘Ancey, in litt.’ Bourguignat, 1886)
‘Bourguignat’ of Authors.
Germain, 1906. Bull. Mus. Nation. Hist. Natur. 12: 174.
Kobelt, 1911. Nachr. Bl. Dtsch. Malak. Ges. 1911: 58.
Lévèque, 1974. Cah. O.R.S.T.O.M., Sér. Hydrobiol. 8: 1009, pl. 2, figs. 5-8.

Spatha bourguignati ‘Bourguignat’ of Authors = Chambardia wahlbergi

(misidentified reference to Spatha bourguignati ‘Ancey, in litt.’ Bourguignat, 1886)
‘Bourguignat’ of Authors.
Kobelt, 1910. Abh. Senckenb. Naturf. Ges. 32: ??.
Crowley, 1964. J. of Conch. 25: 263, pl. 18.

Unio brevieri ‘Bourguignat in Locard’ of Authors = Unio crassus

(incorrect original spelling of Unio brevierei Locard, 1882)
‘Bourguignat in Locard’ of Authors.
Locard, 1882. Prodr. Malac. Franç. 1: 286.
Germain, 1904. Bull. Soc. Sci. Nat. Ouest France 4: 265.
Germain, 1931. Faune de France 22: 732.
Haas, 1940. Zool. Ser. Field Mus. Nat. Hist. 24: 130.
Haas, 1969. Das Tierreich 88: 49.

Mutela rostrata var. brevior Dupuis & Putzeys IRSNB Collection of Authors = Mutela rostrata

(intro'd as intra-sp. of Iridina rostrata Rang, 1835)
Dupuis & Putzeys IRSNB Collection of Authors.
Type(s): MANUSCRIPT NAME IRSNB_MP_0632, Nsendwe, Congo Belge.

Unio bruguierianus ‘Bourguignat’ of Authors = Unio mardinensis

(misidentified reference to Unio bruguierianus Bourguignat, 1853)
‘Bourguignat’ of Authors.
Lopes-Lima et al., 2021. MPE 163: Table S1. [in part]

Unio bruguierianus ‘Bourguignat’ of Authors = Unio desectus

(misidentified reference to Unio bruguierianus Bourguignat, 1853)
‘Bourguignat’ of Authors.
Araujo et al., 2018. J. Linn. Soc., Zool. 182(2): supplemental file.

Unio bruguierianus ‘Bourguignat’ of Authors = Unio vicarius

(misidentified reference to Unio bruguierianus Bourguignat, 1853)
‘Bourguignat’ of Authors.
Lopes-Lima et al., 2021. MPE 163: Table S1. [in part]

Margaron (Unio) bucklyi ‘Lea’ of Authors = Elliptio jayensis

(error for Unio buckleyi Lea, 1843)
‘Lea’ of Authors.
Lea, 1852. Synopsis Fam. Naiades: 30.
Adams & Adams, 1857. Gen. Rec. Moll. 2(31-32): 493 [as ‘Unio (Hyridella) bucklyi’].
Lea, 1870. Synopsis Fam. Naiades: 48.

Unio bullatus ‘Rafinesque’ of Authors = Pustulosa pustulosa

(reference to Obliquaria (Quadrula) bullata Rafinesque, 1820)
‘Rafinesque’ of Authors.
Conrad, 1838. Monogr. Fam. Unionidae 1(10): 82, pl. 45, fig. 2.
Lapham, 1852. Trans. WI Agri. Soc. 2: 369.
specimen image from publication Reeve, 1864. Conch. Icon. 16: pl. 12, sp. 43.

Parreysia burmana ‘Blanford’ of Authors = Radiatula myitkyinae

(misidentified reference to Unio burmanus Blanford, 1869)
‘Blanford’ of Authors.
‘Blanford’ Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Radiatula burmana’].
‘Blanford’ Bolotov et al., 2017. Sci. Repts. 7: Table S1.
Huang et al., 2019. MPE 130: Table S4.
Ortiz-Sepulveda et al., 2020. MPE 148: Table S1.
Wu et al., 2021. J. Lake Sci. 33(6): attached Table 1.

Unio burroughianus ‘Lea’ of Authors = Diplodon parodizi

(misidentified reference to Unio burroughianus Lea, 1834)
‘Lea’ of Authors.
d’Orbigny, 1835. Mag. Zool. 5(61-62): 34.
specimen image from publication Sowerby, 1866. Conch. Icon. 16: pl. 32, sp. 169.
Bertoni, 1925. Rev. Soc. Cient. del Paraguay 2(1): 73.

Unio bythinicus ‘Kobelt’ of Authors = Rectidens orientalis

(error for Unio bithynicus Kobelt, 1893)
‘Kobelt’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 695.
Simpson, 1914. Descr. Cat. Naiades: 565.
Haas, 1940. Zool. Ser. Field Mus. Nat. Hist. 24: 141.

Radiatula caerulea ‘Lea’ of Authors = Indonaia andersoniana

(misidentified reference to Unio caeruleus Lea, 1831)
‘Lea’ of Authors.
Bolotov et al., 2017. Sci. Repts. 7: Table S1.
Pfeiffer et al., 2018. J. Moll. Studies 84(4): [4]. [in part]

Etheria caillaudi ‘Ferussac’ of Authors = Etheria elliptica

(error for Aetheria cailliaudi Férussac, 1824)
‘Ferussac’ of Authors.
Cuvier, 1817. Règne Animal 2: 130.
Hanley, 1843. Illustr. Descr. Cat. Rec. Bivalve Shells: 230.
Jickeli, 1874. Nova Acta Dtsch. Akad. Naturf. 37(1): 281.
Bourguignat, 1880. Mater. Moll. Acécphales Syst. Europ. 1: 64.
Westerlund, 1890. Fauna Paläarct. Binnenconch. 2(7): 316.
Servain, 1890. Bull. Soc. Malac. France 7: 320.

Unio caillaudi ‘Férussac’ of Authors = Nitia acuminata

(misidentified reference to Unio cailliaudi Martens, 1866)
‘Férussac’ of Authors.
H. Adams, 1866. Proc. Zool. Soc. London 1866: 376.
E.A. Smith, 1888. Proc. Zool. Soc. London 1888: 56.

Spatha cailliaudi ‘von Martens’ of Authors = Chambardia rubens

(error for Spatha caillaudi Martens, 1866)
‘von Martens’ of Authors.
Martens, 1866. Malak. Blatt. 13: 102.
Lea, 1870. Synopsis Fam. Naiades: 89.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 896.
specimen image from publication Pallary, 1909. Mém. Inst. Égypte 6(1): 83.
Simpson, 1914. Descr. Cat. Naiades: 1316.
Type(s): SYNTYPES MNHN_MP_0196, Le Nil.

Cyclas caliculata ‘Draparnaud’ of Authors = Sphaerium lacustre

(error for Cyclas calyculata Draparnaud, 1806)
‘Draparnaud’ of Authors.
Blainville, 1818. Dict. Sci. Nat. 12: 279.
Vinarski & Kantor, 2016. Analyt. Cat. Fr. Brack. Moll. Russia: 94.

Sinanodonta calipygos ‘Kobelt’ of Authors = Beringiana fukuharai

(misidentified reference to Anodonta calipygos Kobelt, 1879)
‘Kobelt’ of Authors.
Sano et al., 2017. J. Wat. Res. Prot. 9: Table 2. [in part]
Sano et al., 2020. Plankton Benthos Res. 15(2): Table 1.

Sinanodonta calipygos ‘Kobelt’ of Authors = Sinanodonta lauta

(misidentified reference to Anodonta calipygos Kobelt, 1879)
‘Kobelt’ of Authors.
Sano et al., 2022. MPE 175: Table S1. [in part]

Unio calliodon Galland of Authors = nomen dubium

Galland of Authors.

Batissa calophylla (Philippi) in GBIF of Authors = nomen dubium

(Philippi) in GBIF of Authors.

Monodontina cambodiensis ‘Petit’ of Authors = Pseudodon vondembuschianus

(error for Monocondylea cambodjensis Petit de la Saussaye, 1865)
‘Petit’ of Authors.
Bolotov et al., 2020. Sci. Repts. 10: Table S1.
Konopleva et al., 2021. Sci. Repts. 11: Table S1.
Jeratthitikul et al., 2021. Eur. J. Taxonomy 775: 123.

Pseudodon cambodjensis ‘Petit’ of Authors = Pseudodon vondembuschianus

(reference to Monocondylea cambodjensis Petit de la Saussaye, 1865)
‘Petit’ of Authors.
Pfeiffer & Graf, 2013. J. Moll. Studies 79: 251.
Pfeiffer & Graf, 2015. Zool. J. Linn. Soc. 175(2): 310.
Zieritz et al., 2016. Sci. Total Environ. 571: 1071.
Bolotov et al., 2017. Sci. Repts. 7: Table S1.
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Monodontina cambodjensis’].
Lopes-Lima et al., 2017. MPE 106: 177.
Konopleva et al., 2017. Systemat. Biodiv. 15(3): 207.
Bolotov et al., 2018. Sci. Repts. 8: Table S1 [as ‘Monodontina cambodjensis’].
Razak et al., 2018. Conserv. Genet. Resour. 11: 459.
Huang et al., 2019. MPE 130: Table S4 [as ‘Monodontina cambodjensis’].
Konopleva et al., 2019. Sci. Repts. 9: Table S1 [as ‘Monodontina cambodjensis’].
Bolotov et al., 2020. Sci. Repts. 10: Table S1 [as ‘Monodontina cambodiensis’ (sic)].
Konopleva et al., 2021. Sci. Repts. 11: Table S1 [as ‘Monodontina cambodiensis’ (sic)].
Jeratthitikul et al., 2021. Eur. J. Taxonomy 775: 123 [as ‘Monodontina cambodiensis’ (sic)].
Pfeiffer et al., 2021. Invert. Syst. 35: 453 [as ‘Monodontina cambodjensis’].
Wu et al., 2021. ZooKeys 1054: 87 [as ‘Monodontina cambodjensis’].
Wu et al., 2021. J. Lake Sci. 33(6): attached Table 1.
Konopleva et al., 2023. Diversity 15(1), 10: Table S2 [as ‘Monodontina cambodjensis’].
Dai et al., 2023. Invert. Syst. 37(2): Table 1 [as ‘Monodontina cambodjensis’].
Dai et al., 2024. Zoosyst. Evol. 100(4): Table 2.
Dai et al., 2025. Zoosyst. Evol. 101(2): Table 1.
Type(s): SEQUENCED SPECIMEN UMMZ_304350, Pursat River, just downstream (north) of Highway 5 bridge, Pursat City, Cambodia.

Pseudodon cambodjensis ‘Petit de Saussaye’ of Authors = Pseudodon vagulus

(misidentified reference to Monocondylea cambodjensis Petit de la Saussaye, 1865)
‘Petit de Saussaye’ of Authors.
Bolotov et al., 2023. Water 15: Dataset S1.
Zieritz et al., 2024. Zool. J. Linn. Soc. 201, zlae076: Table S4.
Jeratthitikul et al., 2024. Zoosyst. Evol. 100(4): Table S1.
Jeratthitikul et al., 2025. ZooKeys 1224: Table S1.
Konopleva et al., 2025. Ecologica Montenegrina 88: Supplementary Dataset 1.

Unio camelopardalis ‘Lea’ of Authors = Cambarunio taeniatus

(error for Unio camelopardilis Lea, 1860)
‘Lea’ of Authors.
specimen image from publication Sowerby, 1866. Conch. Icon. 16: pl. 42, sp. 233, fig. 233a.
Haas, 1969. Das Tierreich 88: 450.
Watters, 2018. Visaya, Suppl. (10): 29.

Anodonta campshystera Bourguignat, 1886 of Authors = Anodonta cygnea

Bourguignat, 1886 of Authors.

Unio capigliolo ‘Payraudeau’ of Authors = Unio crassus

(misidentified reference to Unio capigliolo Payraudeau, 1826)
‘Payraudeau’ of Authors.
specimen image from publication Küster, 1855. Conchyl. Cab. 9(2): 125, pl. 34, figs. 5-6. [in part]
Sowerby, 1868. Conch. Icon. 16: pl. 75, sp. 392.

Epioblasma capsaeformis ‘Lea’ of Authors = Epioblasma ahlstedti

(misidentified reference to Unio capsaeformis Lea, 1834)
‘Lea’ of Authors.
Jones et al., 2006. J. Moll. Studies 72: 269.
Williams et al., 2008. Freshw. Mussels AL and Mobile Basin: 288.

Unio cariopsis Bourguignat of Authors = nomen dubium

Bourguignat of Authors.

Cyrena carolinensis ‘Lamarck’ of Authors = Polymesoda caroliniana

(error for Cyrena caroliniensis Lamarck, 1818; error for Cyclas caroliniana Bosc, 1801)
‘Lamarck’ of Authors.
Hanley, 1843. Illustr. Descr. Cat. Rec. Bivalve Shells: 93.
Philippi, 1848. Abbild. Beschr. Conch. 3: 78.
Clessin, 1877. Conch. Cab. 9(3): 108.
Prime, 1895. Cat. Corbiculadae: 19.

Unio carolinensis ‘Bosc’ of Authors = Uniomerus carolinianus

(error for Unio caroliniana Bosc, 1801)
‘Bosc’ of Authors.
Mørch, 1853. Cat. Conch. Yoldi 2: 46.
Campbell & Lydeard, 2012. Amer. Malac. Bull. 30(1): 33.

Lampsilis carunculus Isley 1925 of Authors = nomen dubium

Isley 1925 of Authors.

Unio carynthiacus ‘Zeigler’ of Authors = Unio nanus

(error for Unio carinthiacus Rossmässler, 1836)
‘Zeigler’ of Authors.
Lea, 1836. Synopsis Fam. Naiades: 27.
Schlüter, 1838. Kurzgef. Syst. Verz. Conch. Samml.: 33.
Lea, 1838. Synopsis Fam. Naiades: 20.
J.F. Schmidt, 1840. Bull. Soc. imp. Nat. Moscou 13: 435.
C.B. Adams, 1847. Cat. Gen. Sp. Adams: 14.
Lea, 1852. Synopsis Fam. Naiades: 30.
Lea, 1870. Synopsis Fam. Naiades: 47.
Schröder, 1885. Bull. Soc. Malac. France 2: 229.
Servain, 1888. Bull. Soc. Malac. France 5: 317.
Locard, 1889. Contr. Faune Malacol. Franc. 13: 141 [35].
Germain, 1904. Bull. Soc. Sci. Nat. Ouest France 4: 264.
Germain, 1931. Faune de France 22: 728.

Unio casablancae ‘Philippi’ of Authors = Diplodon chilensis

(error for Unio casaeblancae Philippi, 1849)
‘Philippi’ of Authors.
Lea, 1852. Synopsis Fam. Naiades: 39.
Pfeiffer, 1869. Novit. Conch. 3: 481, pl. 104, figs. 1-2.
Lea, 1870. Synopsis Fam. Naiades: 53.
Parada & Peredo, 2002. Rev. Chilena Hist. Nat. 75: 693.

Corbicula cashmirensis ‘Deshayes’ of Authors = Corbicula cashmiriensis

(error for Corbicula cashmiriensis Deshayes, 1855)
‘Deshayes’ of Authors.
Hanley & Theobald, 1875. Conch. Indica (7): 55, pl. 133, figs. 2-3.
Clessin, 1879. Conch. Cab. 9(3): 166.
Nesemann et al., 2007. Aquat. Invert. Ganga 1: 14.

Anodonta caspia Bourguignat, 1882 of Authors = Anodonta cygnea

Bourguignat, 1882 of Authors.

Castalia castelnauii ‘Hupé’ of Authors = Castalia ambigua

(misidentified reference to Hyria castelnaudii Hupé, 1857)
‘Hupé’ of Authors.

Unio catilus ‘Conrad’ of Authors = Pleurobema sintoxia

(error for Unio catillus Conrad, 1836)
‘Conrad’ of Authors.
B.H. Wright, 1888. Check List N. Amer. Unionidae etc.: [2].
Ortmann, 1924. Amer. Midl. Nat. 9(1): 38.

Lamprotula caveata ‘Heude’ of Authors = Lamprotula leaii

(misidentified reference to Unio caveatus Heude, 1877)
‘Heude’ of Authors.
Ouyang et al., 2015. J. Agri. Biotech. 23(6): Table 1. [in part]

Mytilus cellensis ‘Gmelin’ of Authors = Anodonta cygnea

(error for Mytilus zellensis Gmelin, 1791)
‘Gmelin’ of Authors.
Menke, 1828. Syn. Method. Moll.: 63.
Menke, 1830. Syn. Method. Moll.: 106.
Küster, 1839. Conchyl. Cab. 9(1): 16.
Mørch, 1853. Cat. Conch. Yoldi 2: 48.
Clessin, 1877. Deutsche Excurs. Moll. Fauna: 438.
Drouët, 1881. Unionidae Russie: 22.
Bourguignat, 1882. Natural. Sicil. 2 (1): 20 [1].
Westerlund, 1890. Fauna Paläarct. Binnenconch. 2(7): 211.
Zhadin, 1938. Faune USSR Mollusques 4(1): 119.
Modell, 1945. Jena. Z. Med. Naturw. 78: 81.

Lampsilis radiata champlainensis Pilsbry, in coll. ANSP of Authors = Lampsilis radiata

(intro'd as intra-sp. of Mya radiata Gmelin, 1791)
Pilsbry, in coll. ANSP of Authors.
Type(s): MANUSCRIPT NAME ANSP_128409, head of Willsboro Bay, L. Champlain, Essex Co., N.Y.

Cyrena childreni ‘Gray’ of Authors = Batissa violacea

(error for Cyrena childrenae Gray, 1825)
‘Gray’ of Authors.
Hanley, 1843. Illustr. Descr. Cat. Rec. Bivalve Shells: 93.
Clessin, 1879. Conch. Cab. 9(3): 212.

Anodon chiniana ‘Heude’ of Authors = Sinanodonta pacifica

(error for Anodon cheniana Heude, 1880)
‘Heude’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 639.
Preston, 1912. Rec. Ind. Mus. 7: 284.

Dipsas choloensis Mabille, in MNHN coll. of Authors = nomen dubium

Mabille, in MNHN coll. of Authors.
Type(s): MANUSCRIPT NAME MNHN_MP_0044, Tonkin.

Unio christophori ‘Adam’ of Authors = Unio elongatulus

(error for Unio cristophori Adami, 1886)
‘Adam’ of Authors.
Servain, 1888. Bull. Soc. Malac. France 5: 319.
Westerlund, 1890. Fauna Paläarct. Binnenconch. 2(7): 168.

Anodonta ciconia ‘Gould’ of Authors = Anodontites trapesialis

(reference to Anodon ciconia Gould, 1851)
‘Gould’ of Authors.
Carpenter, 1857. Maz. Shells: 117.
Fischer & Crosse, 1894. Miss. Sci. Mexique, Rech. Zool. 2(15): 534, pl. 68, 78, figs. 2-2a.
Martens, 1900. Biol. Centr.-Amer., Moll.: 536, pl. 41, fig. 4.

Anodonta cimbila Villa of Authors = nomen dubium

Villa of Authors.

Unio cistelliformis ‘Lea’ of Authors = Elliptio cistellaeformis

(error for Unio cistellaeformis Lea, 1863)
‘Lea’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 716.
Simpson, 1914. Descr. Cat. Naiades: 641.
Frierson, 1927. Check List N. Amer. Naiades: 29.
Haas, 1969. Das Tierreich 88: 228.
R.I. Johnson, 1970. Bull. MCZ 140(6): 317.
Davis et al., 1981. Biol. J. Linn. Soc. 15: 135.
Davis, 1984. Malacologia 25(2): 631.
Williams et al., 1993. Fisheries 18(9): 11.
Haag, 2012. N. Amer. Freshw. Mussels: 73.

Unio coactatus Ziégl. in sched. of Authors = Unio crassus

Ziégl. in sched. of Authors.

Unio coeruleus ‘Lea’ of Authors = Indonaia caerulea

(error for Unio caeruleus Lea, 1831)
‘Lea’ of Authors.
Lea, 1836. Synopsis Fam. Naiades: 26.
Lea, 1838. Synopsis Fam. Naiades: 20.
Lea, 1852. Synopsis Fam. Naiades: 30 [as ‘cœruleus’].
Küster, 1861. Conchyl. Cab. 9(2): 228.
Connolly, 1925. Rec. Albany Mus. 3: [5].

Diplodon coloniensis Marshall, in CM & USNM colls. of Authors = nomen dubium

Marshall, in CM & USNM colls. of Authors.
Type(s): MANUSCRIPT NAME USNM_369000, Uruguay River, Nueva Palmira, Uruguay (Colonia).

Unio columbiensis ‘Lea’ of Authors = Uniomerus columbensis

(error for Unio columbensis Lea, 1857)
‘Lea’ of Authors.
B.H. Wright, 1888. Check List N. Amer. Unionidae etc.: [2].
Paetel, 1890. Cat. Conch.-Samml. 3: 148.

Alasmodonta compressa ‘Por.’ of Authors = Microcondylaea bonellii

(reference to Alasmodonta compressa Menke, 1830)
‘Por.’ of Authors.

Lasmigona compressa ‘Lea’ of Authors = Lasmigona costata

(misidentified reference to Symphynota compressa Lea, 1829)
‘Lea’ of Authors.
Graf & Ó Foighil, 2000. J. Moll. Studies 66: 160.
Graf & Cummings, 2006. Zool. J. Linn. Soc. 148: 348.
Hoeh et al., 2009. Malacologia 51(2): 310.
Jadhav & Jamkhedkar, 2009. Res. J. BioTech. 4(1): 43.
Whelan et al., 2011. MPE 61: 506.
Lopes-Lima et al., 2017. MPE 106: 177.
Bolotov et al., 2017. Sci. Repts. 7: Table S1.
Bolotov et al., 2017. Sci. Repts. 7: Table S1.
Bolotov et al., 2018. Sci. Repts. 8: Table S1.
Huang et al., 2019. MPE 130: Table S4.
Lopes-Lima et al., 2020. MPE 146: Table 1.
Wu et al., 2021. J. Lake Sci. 33(6): attached Table 1.
Jeratthitikul et al., 2022. Sci. Repts. 12: Table S1.
Wu et al., 2023. ZooKeys 1166: 263, Table 1.
Liu et al., 2023. ZooKeys 1179: Table 1.
Dai et al., 2025. Zoosyst. Evol. 101(2): Table 1. [in part]
Chen et al., 2025. Zoosyst. Evol. 101(4): Table 1.

Unio compressus Jeffr. 1862 of Authors = Unio pictorum

(homonym of Unio compressus Sowerby, 1829)
Jeffr. 1862 of Authors.

Unio muelleri var. compressus Westerl. Faun. Moll. Suec. of Authors = Unio tumidus

Westerl. Faun. Moll. Suec. of Authors.

Unio concavus ‘Zeleb.’ of Authors = Unio tumidus

‘Zeleb.’ of Authors.

Unio concinnus ‘Sow. Flem.’ of Authors = nomen dubium

‘Sow. Flem.’ of Authors.

Unio congareus ‘Lea’ of Authors = Elliptio congaraea

(error for Unio congaraeus Lea, 1831)
‘Lea’ of Authors.
Ravenel, 1834. Cat. Rec. Shells: 6.
de Gregorio, 1914. Il Nat. Siciliano 2: 57.
Haag, 2012. N. Amer. Freshw. Mussels: 73 [as ‘Elliptio congarea’].

Unio coniformis Locard of Authors = nomen dubium

Locard of Authors.

Margaritana connasaugensis ‘Lea’ of Authors = Pseudodontoideus connasaugaensis

(error for Margaritana connasaugaensis Lea, 1858)
‘Lea’ of Authors.
Clessin, 1876. Conchyl. Cab. 9(1): 269, pl. 81, figs. 7-8.
Whelan et al., 2023. Zool. J. Linn. Soc. 198(2): Figs. 2-3.

Contradens contradens ‘Lea’ of Authors = Lens micropterus

(misidentified reference to Unio contradens Lea, 1838)
‘Lea’ of Authors.
Pfeiffer & Graf, 2015. Zool. J. Linn. Soc. 175(2): 310.
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Contradens aff. contradens sp. 1’].
Konopleva et al., 2017. Systemat. Biodiv. 15(3): 207.
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Contradens aff. contradens sp. 1’].
Bolotov et al., 2018. Sci. Repts. 8: Table S1 [as ‘Contradens aff. contradens sp. 1’].
Konopleva et al., 2019. Ecologica Montenegrina 24: Appendix 1 [as ‘Contradens aff. contradens sp. 1’].
Konopleva et al., 2019. Sci. Repts. 9: Table S1 [as ‘Contradens aff. contradens sp. 1’].
Huang et al., 2019. MPE 130: Table S4 [as ‘Contradens aff. contradens sp. 1’].
Bolotov et al., 2020. Sci. Repts. 10: Table S1 [as ‘Contradens aff. contradens sp. 1’].
Konopleva et al., 2023. Diversity 15(1), 10: Table S2 [as ‘Lens aff. contradens’].

Anodonta convexa ‘Dup.’ of Authors = Anodonta anatina

‘Dup.’ of Authors.

Unio cornutus Lea 1827 of Authors = nomen dubium

(misidentified reference to Unio cornutus Barnes, 1823)
Lea 1827 of Authors.

Margaritana correyana ‘Lea’ of Authors = Pegias fabula

(error for Margaritana curreyiana Lea, 1840)
‘Lea’ of Authors.
Küster, 1862. Conchyl. Cab. 9(2): 300.
Paetel, 1890. Cat. Conch.-Samml. 3: 173.

Lamellidens corrianus ‘Lea’ of Authors = Trapezidens dolichorhynchus

(misidentified reference to Unio corrianus Lea, 1834)
‘Lea’ of Authors.
Whelan et al., 2011. MPE 61: 506.
Pfeiffer & Graf, 2015. Zool. J. Linn. Soc. 175(2): 310.
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Lamellidens corrianus sp. 1].
Konopleva et al., 2017. Systemat. Biodiv. 15(3): 207.
Pfeiffer et al., 2018. J. Moll. Studies 84(4): [3].
Pfeiffer et al., 2019. MPE 137: 117.
Lopes-Lima et al., 2020. MPE 146: Table 1.
Chen et al., 2026. Cathaica 2(5): Table 1.
Type(s): SEQUENCED SPECIMEN UMMZ_304642, Ayeryarwaddy River, mud bank on E side of river, Mandalay Division, Burma. 21.48187, 95.30501.

Parreysia corrugata ‘Müller’ of Authors = Parreysia plagiosoma

(misidentified reference to Mya corrugata Müller, 1774)
‘Müller’ of Authors.
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Parreysia corrugata sp. 3’].
Bolotov et al., 2017. Sci. Repts. 7: Table S1. [in part]
Huang et al., 2019. MPE 130: Table S4 [as ‘Parreysia corrugata sp. 3’].
Imsong & Murali, 2023. Uttar Pradesh J. Zool. 44(20): Table 1.

Parreysia corrugata ‘Müller’ of Authors = Parreysia nagpoorensis

(misidentified reference to Mya corrugata Müller, 1774)
‘Müller’ of Authors.
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Parreysia corrugata sp. 2’]. [in part]
Bolotov et al., 2017. Sci. Repts. 7: Table S1. [in part]
Bolotov et al., 2018. Sci. Repts. 8: Table S1 [as ‘Parreysia corrygata sp. 2’].
Pfeiffer et al., 2018. J. Moll. Studies 84(4): Table 1. [in part]
Huang et al., 2019. MPE 130: Table S4 [as ‘Parreysia corrugata sp. 2’].
Bolotov et al., 2020. Sci. Repts. 10: Table S1 [as ‘Parreysia corrugata sp. 3’].
Bolotov et al., 2020. Sci. Repts. 10: Table S1 [as ‘Parreysia corrugata sp. 2’].
Imsong & Murali, 2023. Uttar Pradesh J. Zool. 44(20): Table 1.
Chen et al., 2026. Cathaica 2(5): Table 1. [in part]

Parreysia corrugata ‘Müller’ of Authors = Parreysia keralaensis

(misidentified reference to Mya corrugata Müller, 1774)
‘Müller’ of Authors.
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Parreysia corrugata sp. 1’].
Bolotov et al., 2018. Sci. Repts. 8: Table S1 [as ‘Parreysia corrugata sp. 1’].
Pfeiffer et al., 2018. J. Moll. Studies 84(4): Table 1. [in part]
Huang et al., 2019. MPE 130: Table S4 [as ‘Parreysia corrugata sp. 1’].
Jeratthitikul et al., 2019. Tropical Nat. Hist. 19(1): 25.
Bolotov et al., 2020. Sci. Repts. 10: Table S1 [as ‘Parreysia corrugata sp. 1’].
Chen et al., 2026. Cathaica 2(5): Table 1. [in part]

Cyclas corsa Charpentier, in litt. of Authors = nomen dubium

Charpentier, in litt. of Authors.

Unio costatus ‘Rafinesque’ of Authors = Amblema plicata

(reference to Amblema costata Rafinesque, 1820)
‘Rafinesque’ of Authors.
Conrad, 1836. Monogr. Fam. Unionidae 1(2): pl. 17, fig. 7.
specimen image from publication Reeve, 1864. Conch. Icon. 16: pl. 4, sp. 16.

Anodonta couperiana ‘Lea’ of Authors = Utterbackiana heardi

‘Lea’ of Authors.
R.I. Johnson, 1969. Nautilus 83(1): 34. [in part]
Heard, 1975. Malacologia 15(1): 84. [in part]
Hoeh, 1990. Malac. Review 23: 67. [in part]

Unio courtilieri ‘Hattemann’ of Authors = Unio crassus

(error for Unio courtillieri Hattemann, 1859)
‘Hattemann’ of Authors.
Locard, 1889. Contr. Faune Malacol. Franc. 13: 132 [26].
‘Hattemann’ Germain, 1904. Bull. Soc. Sci. Nat. Ouest France 4: 256 [18].
‘Hattmann’ Germain, 1931. Faune de France 22: 724, 727.
Lopes-Lima et al., 2024. MPE 195: suppl. append. 2, p. 3.

Anodonta crassa Menke of Authors = Anodonta anatina

Menke of Authors.

Morrisonnaia crassisculpta Brandt, in SMF coll. of Authors = Harmandia somboriensis

Brandt, in SMF coll. of Authors.

Unio crassissimus ‘Sow. Flem.’ of Authors = nomen dubium

(homonym of Unio crassissima Férussac, 1827)
‘Sow. Flem.’ of Authors.

Unio crassiusculus ‘Sow. Flem.’ of Authors = nomen dubium

‘Sow. Flem.’ of Authors.

Unio crassus Vallot 1801 of Authors = Potomida littoralis

(misidentified reference to Unio crassus Philipsson in Retzius, 1788)
Vallot 1801 of Authors.
‘Retz.’ Reeve, 1865. Conch. Icon. 16: pl. 22, sp. 98 [as syn. under U. littoralis].

Unio crassus ‘Philippson’ of Authors = Unio nanus

(misidentified reference to Unio crassus Philipsson in Retzius, 1788)
‘Philippson’ of Authors.
Soroka, 2005. Zool. Sci. 22: 1138, Table 1.
Soroka, 2010. Folia Malac. 18(4): Table 2. [in part]
Reis et al., 2013. Graellsia 69(1): 22, Table 2.
Prié & Puillandre, 2014. Hydrobiologia 735(1): online resource 1 [as ‘Unio crassus crassus’].
Douda et al., 2014. J. Appl. Ecol. 51: 1087. [in part]
Froufe et al., 2016. Org Divers Evol 16(3): 606, fig. 3. [in part]
Klishko et al., 2017. Zootaxa 4286(1): 98, Table 3.
Soroka & Burzynski, 2017. mtDNA B 2(2): 863.
Burzynski et al., 2017. MPE 107: 606.
Lopes-Lima et al., 2017. Biol. Rev. 92(1): Table S1 [as ‘Unio crassus crassus’]. [in part]
Araujo et al., 2018. J. Linn. Soc., Zool. 182(2): supplementary table. [in part]
Klishko et al., 2018. Systemat. Biodiv. 16(3): 291.
Burzynski & Soroka, 2018. PeerJ 6, e5573: 3.
Wang et al., 2018. Conserv. Genet. Resour. 10(4): 611.
Wang et al., 2018. Conserv. Genet. Resour. 11: 140.
Cha et al., 2018. mtDNA B 3(2): 946.
Aunins et al., 2018. mtDNA B 3(2): 1125.
Wu et al., 2018. PLoS One 13(8), e0200956: 6. [in part]
Klishko et al., 2019. Ruthenica 29(1): 57, Table 1.
Wu et al., 2019. ZooKeys 812: 29.
Huang et al., 2019. MPE 130: Table S5. [in part]
Fukata & Iigo, 2019. mtDNA B 4(2): 3489.
Guerra et al., 2019. BMC Evol. Biol. 19 (229): Table S1.
Froufe et al., 2019. Heredity 124: 185.
Soroka, 2020. J. Zool. Syst. Evol. Res. 58(2): Table 2.
Fukata & Iigo, 2020. mtDNA B 5(2): 1216.
Sano et al., 2020. Plankton Benthos Res. 15(2): 99.
Wu et al., 2020. Invert. Syst. 34: Table S2.
Kilikowska et al., 2020. Life 10(7): 1. [in part]
Lopes-Lima et al., 2021. MPE 163: fig. 6 [by voucher number]. [in part]
Sayenko et al., 2021. Systemat. Biodiv. 19: 58, Table 1.
Wu et al., 2021. J. Lake Sci. 33(6): attached Table 2.
Zieritz et al., 2021. Zool. J. Linn. Soc. 193(3): 1092.
Kim et al., 2021. mtDNA B 6(1): 80.
Pfarrer et al., 2022. Hydrobiologia 849: ESM1.
Wu et al., 2022. Zool. Scripta 51: Table S2.
Dai et al., 2023. Invert. Syst. 37(2): Table 2.
Chen et al., 2023. ZooKeys 1173: Table 1.
Wu et al., 2023. Org Divers Evol (2023): Table 2.
Dai et al., 2024. Zool. Scripta 53: Table 1.
Wu et al., 2024. J. Zool. Syst. Evol. Res. 2024, 1499508: Table 2.
Wu et al., 2024. Zool. Scripta 53(5): Table S3.
Dai et al., 2024. Invert. Syst. 38(6): Table 3. [in part]
Chen et al., 2025. Zoosyst. Evol. 101(4): Tables S2-S3.
Dai et al., 2025. Zoosyst. Evol. 101(2): Tables 1-2.
Chen et al., 2025. Zoosyst. Evol. 101(4): Table 1.
Wang et al., 2025. Zoosyst. Evol. 101(4): Table S2.
Klymus et al., 2025. mtDNA B 10(6): Table 1.
Hou et al., 2025. Invert. Syst. 39(7), IS25025: Table S3.
Campbell & Lydeard, 2026. Malacologia 68(1/2): 294. [in part]
Wu et al., 2026. Contributions to Zoology 95: Table S2.
Wu et al., 2026. Zool. Scripta: Table S4.

Unio crassus ‘Philipsson’ of Authors = Unio vicarius

(misidentified reference to Unio crassus Philipsson in Retzius, 1788)
‘Philipsson’ of Authors.
Araujo et al., 2018. J. Linn. Soc., Zool. 182(2): supplementary table. [in part]
Lyubas et al., 2022. Diversity 14(11), 935: Table S3. [in part]

Unio crassus ‘Philipsson’ of Authors = Unio bruguierianus

(misidentified reference to Unio crassus Philipsson in Retzius, 1788)
‘Philipsson’ of Authors.
Araujo et al., 2018. J. Linn. Soc., Zool. 182(2): supplementary table. [in part]

Pseudodon crebristriatus ‘Anthony’ of Authors = Indopseudodon kayinensis

(misidentified reference to Monocondyloea crebristriata Anthony, 1865)
‘Anthony’ of Authors.
Pfeiffer et al., 2019. MPE 137: 116 [as ‘”Trigonodon” crebristriata’].
Zieritz et al., 2021. Aquatic Conserv.: Mar. Freshw. Ecosyst. 31: Table S1.

Scabies crispata ‘Gould’ of Authors = Scabies mandarinus

(misidentified reference to Unio crispata Gould, 1843)
‘Gould’ of Authors.
Pfeiffer & Graf, 2015. Zool. J. Linn. Soc. 175(2): [4].
Ng et al., 2016. PLoS One 11(8), e0161130: [5].
Bolotov et al., 2017. Sci. Repts. 7: [6], Table S1 [as ‘Scabies aff. crispata’].
Konopleva et al., 2017. Systemat. Biodiv. 15(3): 207.
Type(s): SEQUENCED SPECIMEN UMMZ_304646, Beung Dang Teuk Leach Community Fishery Pursat Province, Cambodia.

Unio crocodilarum ‘Morelet’ of Authors = Psoronaias crocodilorum

(error for Unio crocodilorum Morelet, 1849)
‘Morelet’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 702.
Simpson, 1914. Descr. Cat. Naiades: 591.
Haas, 1929. Senckenbergiana 11: 332.

Contradens crossei ‘Deshayes’ of Authors = Lens maenamensis

(misidentified reference to Unio crossei Deshayes in Deshayes & Jullien, 1876)
‘Deshayes’ of Authors.
Jeratthitikul et al., 2019. Systemat. Biodiv. 17: 140, figs. 1.7-1.9.
Konopleva et al., 2019. Ecologica Montenegrina 24: 30.
Bolotov et al., 2020. Sci. Repts. 10: Table S1.
Graf & Cummings, 2021. J. Moll. Studies 87(1): 25.

Pseudodon cumingii ‘Lea’ of Authors = Nyeinchanconcha nyeinchani

(misidentified reference to Anodonta cumingii Lea, 1851)
‘Lea’ of Authors.
Pfeiffer & Graf, 2015. Zool. J. Linn. Soc. 175(2): 310.
Lopes-Lima et al., 2017. MPE 106: 177.
Bolotov et al., 2017. Sci. Repts. 7: Table S1.
Konopleva et al., 2017. Systemat. Biodiv. 15(3): 207.
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘”Bineurus” cumingii’].
Huang et al., 2019. MPE 130: Table S4 [as ‘”Bineurus” cumingii’].
Lopes-Lima et al., 2020. MPE 146: Table 1.
Type(s): SPECIMEN UMMZ_304648, Nam Phiat, Phonethong, ca. 2 km from confluence, Bolikhamxai Province, Laos. 18.08389, 104.97806.

Anodonta cuneata ‘Küst.’ of Authors = nomen dubium

‘Küst.’ of Authors.

Unio cuneolus ‘Lea’ of Authors = Fusconaia cuneolus

(reference to Unio cuneolus Lea, 1840)
‘Lea’ of Authors.
specimen image from publication Küster, 1861. Conchyl. Cab. 9(2): 182, pl. 57, fig. 4.
Reeve, 1865. Conch. Icon. 16: pl. 23, sp. 107.

Anodonta cupha ‘Servain’ of Authors = Anodonta cygnea

(error for Anodonta coupha Servain, 1887)
‘Servain’ of Authors.
Locard, 1893. Coqu. Eau Douce Saumâtre France: 233.
Locard, 1899. Conchyliol. Portug.: 266.

Margaritana curreyana ‘Lea’ of Authors = Pegias fabula

(error for Margaritana curreyiana Lea, 1840)
‘Lea’ of Authors.
specimen image from publication Lea, 1842. Trans. Amer. Phil. Soc. 8 [O. 3]: pl. 18, fig. 40.
Agassiz, 1852. Arch. Naturg. 18(1): 47.
Lea, 1852. Synopsis Fam. Naiades: 42.
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 263.
Adams & Adams, 1857. Gen. Rec. Moll. 2(31-32): 499.
Sowerby, 1868. Conch. Icon. 16: pl. 63, sp. 319.
Lea, 1870. Synopsis Fam. Naiades: 68.
B.H. Wright, 1888. Check List N. Amer. Unionidae etc.: [6].
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 661.
Simpson, 1914. Descr. Cat. Naiades: 474.
Frierson, 1927. Check List N. Amer. Naiades: 21.
Haas, 1969. Das Tierreich 88: 395.

Anodonta curvata ‘Ferussac’ of Authors = nomen dubium

‘Ferussac’ of Authors.
Lea, 1836. Synopsis Fam. Naiades: 54. [nomen nudum]
Lea, 1838. Synopsis Fam. Naiades: 32. [nomen nudum]
Jay, 1839. Cat. Rec. Shells: 27. [nomen nudum]
Lea, 1852. Synopsis Fam. Naiades: 53. [nomen nudum]

Unio cuspitatus ‘Lea’ of Authors = Elliptio icterina

(error for Unio cuspidatus Lea, 1872)
‘Lea’ of Authors.
R.I. Johnson, 1970. Bull. MCZ 140(6): 327.
R.I. Johnson, 1972. Bull. Fla. State Mus. 16(4): 206.
Burch, 1975. Freshw. Unio. North Amer.: 162.

Anodonta cygnaea ‘Linnaeus’ of Authors = Anodonta cygnea

(error for Mytilus cygneus Linnaeus, 1758)
‘Linnaeus’ of Authors.
Poiret, 1801. Coq. Fluv., et Terr. de l’Aisne: 109 [’Anodontites cygnæa’].
Gassies, 1849. Moll. Agenais: 189 [as ‘cygnæa’].
Dupuy, 1852. Hist. Natur. Moll. France (6): 601.
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 268.
Bourguignat, 1881. Mater. Moll. Acécphales Syst. Europ. 1: 140.
Locard, 1882. Prodr. Malac. Franç. 1: 269.
Bourguignat, 1882. Natural. Sicil. 2 (1): 20 [1].
Bourguignat, 1883. Aperçu Unionid. Pénins. Ital.: 89.
Locard, 1890. Contr. Faune Malacol. Franc. 14: 70 [26].
Baichère, 1890. Bull. Soc. Malac. France 7: 126.
Fagot, 1892. Bull. Soc. Ramond 27: 39.
Locard, 1893. Coqu. Eau Douce Saumâtre France: 234.
Locard, 1899. Conchyliol. Portug.: 267.
Germain, 1904. Bull. Soc. Sci. Nat. Ouest France 4: 289.
Germain, 1931. Faune de France 22: 752.
‘Linnaeus’ Daget, 1998. Cat. Bivalves Africains: 19.
Dhora, 2009. Arch. Biol. Sci. Belgrade 61(3): 547.

Anodonta cygnea ‘Linnaeus’ of Authors = Sinanodonta woodiana

(misidentified reference to Mytilus cygneus Linnaeus, 1758)
‘Linnaeus’ of Authors.
Shafiullah et al., 2017. JBES 10(6): 323.
Khan et al., 2018. BioMed Res. Internat. 2018, 1910274: 1, fig. 2.
Khan et al., 2023. Environ. Pollution 327, 121513: 1.

Cyclas cyraenopsis Valenciennes of Authors = nomen dubium

Valenciennes of Authors.
1792, Encyc. Meth., pl. 301, fig. 3 of Authors.

[Tellina ?] cyrena Say of Authors = Polymesoda caroliniana

Say of Authors.

Unio cyrniacus Mabille of Authors = nomen dubium

Mabille of Authors.

Unio dahurius of Authors = Margaritifera dahurica

(error for Unio (Alasm.) dahuricus Middendorff, 1850)
of Authors.

Yaukthwa dalliana ‘Frierson’ of Authors = Yaukthwa rectangularis

(misidentified reference to Parreysia dalliana Frierson, 1913)
‘Frierson’ of Authors.
Bolotov et al., 2019. Sci. Repts. 9: Table S1.
Konopleva et al., 2019. Sci. Repts. 9: 7.
Konopleva et al., 2019. Ecologica Montenegrina 24: Appendix 1.
Zieritz et al., 2020. Biodivers. Conserv. 29: 2243.
Bolotov et al., 2020. Sci. Repts. 10: Table S1.
Pfeiffer et al., 2021. Invert. Syst. 35: Table S2.

Unio daniellii ‘Villa’ of Authors = Velesunio ambiguus

(error for Unio danellii Villa, 1871)
‘Villa’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 891.
Simpson, 1914. Descr. Cat. Naiades: 1298.

Uniomerus declivus ‘Say’ of Authors = Uniomerus declivis

(error for Unio declivis Say, 1831)
‘Say’ of Authors.
Williams et al., 1993. Fisheries 18(9): 14.
Vidrine, 1993. Histr. Distr. Freshw. Mussels LA: 86.
Campbell et al., 2005. Invert. Biol. 124(2): 155.
Inoue et al., 2018. Invert. Syst. 32: Table S2.
Burlakova et al., 2019. Malacologia 62(2): 351.

Epigenia decorata ‘Parr.’ of Authors = Aspatharia chaiziana

‘Parr.’ of Authors.

Anodonta anatina var. decurvata Brot, in coll., MNHN of Authors = Anodonta anatina

(intro'd as intra-sp. of Mytilus anatinus Linnaeus, 1758)
Brot, in coll., MNHN of Authors.

Anodonta deila Servain, 1885 of Authors = nomen dubium

Servain, 1885 of Authors.

Anodonta derasa Zieg. of Authors = Anodonta cygnea

Zieg. of Authors.

Sphaerium deshayesianum Bourg. Am. Mal. of Authors = nomen dubium

Bourg. Am. Mal. of Authors.

Unio destructus Parreys of Authors = nomen dubium

Parreys of Authors.

Unio dilatatus ‘Rafinesque’ of Authors = Eurynia dilatata

(reference to Unio (Eurynia) dilatata Rafinesque, 1820)
‘Rafinesque’ of Authors.
Say, 1834. Amer. Conch. 6: ??.
Conrad, 1836. Monogr. Fam. Unionidae 1(5): 42, pl. 21.

Mycetopoda diliculi ‘Pilsbry in Wanner’ of Authors = Mycetopoda diluculi

(error for Mycetopoda diluculi Pilsbry in Wanner, 1921)
‘Pilsbry in Wanner’ of Authors.
Henderson, 1935. GSA, Spec. Pap. 3: 62.
Modell, 1957. Arch. Moll. 86: 185.

Unio dollfusianus ‘Bourguignat’ of Authors = Unio mancus

(error for Unio dolfusianus Bourguignat in Locard, 1882)
‘Bourguignat’ of Authors.
Locard, 1889. Contr. Faune Malacol. Franc. 13: 167 [61].
Germain, 1931. Faune de France 22: 736.
Prie, 2012. MalaCo 8: 431.

Unio dombeiana ‘Valenciennes’ of Authors = Plectomerus dombeyanus

(error for Unio dombeyana Valenciennes, 1827)
‘Valenciennes’ of Authors.
Ferussac, 1835. Mag. Zool. 5(59-60): 27, 33.
Hanley, 1843. Illustr. Descr. Cat. Rec. Bivalve Shells: 175.

Nodularia douglasiae ‘Griffith & Pidgeon’ of Authors = Nodularia nipponensis

(misidentified reference to Unio douglasiae Griffith & Pidgeon, 1833)
‘Griffith & Pidgeon’ of Authors.
Fukata & Iigo, 2019. mtDNA B 4(2): 3488. [in part]
Sano et al., 2020. Plankton Benthos Res. 15(2): Table 1. [in part]
Choi et al., 2020. Sci. Repts. 10: 6, fig. 3A [as ‘Clade B’]. [in part]
Kim et al., 2021. mtDNA B 6(1): 80. [in part]
Pavan-Kumar et al., 2022. Mol. Biol. Rep. 49: Table S1.
Dai et al., 2024. Invert. Syst. 38(6): Table S1. [in part]

Nodularia douglasiae ‘Griffith & Pidgeon’ of Authors = Nodularia dualobtusa

(misidentified reference to Unio douglasiae Griffith & Pidgeon, 1833)
‘Griffith & Pidgeon’ of Authors.
Cha et al., 2018. mtDNA B 3(2): 946. [in part]
Fukata & Iigo, 2019. mtDNA B 4(2): 3488. [in part]
Choi et al., 2020. Sci. Repts. 10: 5 [as ‘Nodularia douglasiae Clade A’]. [in part]
Sayenko et al., 2021. Systemat. Biodiv. 19: 57, Table S2. [in part]
Mabuchi et al., 2021. mtDNA B 6(4): 1536. [in part]
Kim et al., 2021. mtDNA B 6(1): 80. [in part]
Lopes-Lima et al., 2024. MPE 195: Table S2. [in part]
Dai et al., 2024. Invert. Syst. 38(6): fig. 3, Table S1. [in part]
Wu et al., 2024. Invert. Syst. 38, IS24014: Table S1. [in part]
Chen et al., 2025. Zoosyst. Evol. 101(4): Table S2. [in part]

Nodularia douglasiae ‘Griffith & Pidgeon’ of Authors = Nodularia huana

(misidentified reference to Unio douglasiae Griffith & Pidgeon, 1833)
‘Griffith & Pidgeon’ of Authors.
Ouyang et al., 2015. J. Agri. Biotech. 23(6): Table 1. [in part]
Liu et al., 2017. PLoS One 12(12 ), e0189737: 2. [in part]
Klishko et al., 2019. Ruthenica 29(1): 57. [in part]
Huang et al., 2019. MPE 130: Tables S1, S4 [as ‘Nodularia cf. douglasiae’]. [in part]
Sayenko et al., 2021. Systemat. Biodiv. 19: Table 1. [in part]

Nodularia douglasiae ‘Griffith & Pigeon’ of Authors = Nodularia fusiformans

(misidentified reference to Unio douglasiae Griffith & Pidgeon, 1833)
‘Griffith & Pigeon’ of Authors.
Liu et al., 2017. PLoS One 12(12 ), e0189737: 2. [in part]
Mabuchi et al., 2021. mtDNA B 6(4): 1537. [in part]

Unio draparnaudi ‘Deshayes’ of Authors = Potomida littoralis

(error for Unio draparnaldii Deshayes, 1831)
‘Deshayes’ of Authors.
Moquin-Tandon, 1855. Hist. Natur. Moll. France 2: 569.
de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 283.

Dromus dromus ‘Lea’ of Authors = Dromus dromas

(error for Unio dromas Lea, 1834)
‘Lea’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 615.
Haas, 1930. Senckenbergiana 12(6): 317.
Haas, 1969. Treatise on Invert. Paleo 1: N452.
Stansbery, 1970. Malacologia 10(1): 18.
Millard, 2001. Class. Moll. (3): 1066.
Serb, 2006. J. Moll. Studies 72: 427.

Mutela dubia ‘Gmelin’ of Authors = Mutela zambesiensis

(misidentified reference to Mytilus dubius Gmelin, 1791)
‘Gmelin’ of Authors.
Appleton, 1979. Ann. S. Afr. Mus. 77(9): 161.
Kenmuir, 1980. Trans. Zimbabwe Sci. Assoc. 60(2): 7.
Curtis & Appleton, 1987. Jour. SWA Sci. Soc. 40-41: 50.

Anodonta dumbensis Locard, in MNHN coll. of Authors = nomen dubium

Locard, in MNHN coll. of Authors.

Parreysia dumesleanus ‘Charmes’ of Authors = Coelatura ratidota

(error for Unio dumesnilianus Charmes, 1885)
‘Charmes’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 847.
Kobelt, 1910. Abh. Senckenb. Naturf. Ges. 32: 85.
Simpson, 1914. Descr. Cat. Naiades: 1130.

Corbicula durkeei Meek of Authors = nomen dubium

Meek of Authors.

Unio ebikonicus Bourguignat of Authors = nomen dubium

Bourguignat of Authors.

Pisidium eduardi ‘Kuiper’ of Authors = Euglesa casertana

(error for Pisidium edouardi Kuiper, 1953)
‘Kuiper’ of Authors.
Daget, 1998. Cat. Bivalves Africains: 193.
Vinarski & Kantor, 2016. Analyt. Cat. Fr. Brack. Moll. Russia: 109.

Unio egyptiaca ‘Cailliaud’ of Authors = Coelatura aegyptiaca

(error for Unio aegyptiacus Cailliaud, 1827)
‘Cailliaud’ of Authors.
Deshayes, 1832. Enc. Méth. 2 (Deuxième partie): 587.
Jay, 1836. Cat. Rec. Shells: 20 [as ‘egyptiacus’].
Lea, 1836. Synopsis Fam. Naiades: 29.
Lea, 1838. Synopsis Fam. Naiades: 21 [as ‘egyptiacus’].
Hanley, 1843. Illustr. Descr. Cat. Rec. Bivalve Shells: 198 [as ‘egyptiacus’].
Lea, 1852. Synopsis Fam. Naiades: 32 [as ‘Margaron (Unio) egyptiacus’].
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 267 [as ‘egyptiacus’].
Adams & Adams, 1857. Gen. Rec. Moll. 2(31-32): 494 [as ‘egyptiacus’].
Lea, 1870. Synopsis Fam. Naiades: 50.
Haas, 1940. Zool. Ser. Field Mus. Nat. Hist. 24: 140 [as ‘Caelatura egyptiaca’].
Araujo et al., 2017. Zool. J. Linn. Soc. 179(2): 280.

Mutela elata ‘Lea’ of Authors = Mutela alata

(error for Spatha alata Lea, 1864)
‘Lea’ of Authors.
Servain, 1890. Bull. Soc. Malac. France 7: 303.
Brown, 1978. Biogeogr. Ecol. S. Africa: 1173.

Anodonta woodiana elliptica ‘Heude’ of Authors = Sinanodonta woodiana

(misidentified reference to Anodon elliptica Heude, 1878)
‘Heude’ of Authors.
Ouyang et al., 2015. J. Agri. Biotech. 23(6): Table 1.
Huang et al., 2019. MPE 130: Table S1 [as ‘Sinanodonta elliiptica’]. [in part]

Unio ellipticus ‘Spix & Wagner’ of Authors = Diplodon ellipticus

(reference to Diplodon ellipticum Spix in Wagner, 1827)
‘Spix & Wagner’ of Authors.
specimen image from publication Küster, 1861. Conchyl. Cab. 9(2): 238, pl. 80, fig. 2.
‘Spix’ Sowerby, 1868. Conch. Icon. 16: pl. 74, sp. 382.

Anodonta elongata Stentz. of Authors = Anodonta cygnea

Stentz. of Authors.

Anodontites elongata ‘Swainson’ of Authors = Tamsiella schroeteriana

(misidentified reference to Anodon elongatus Swainson, 1823)
‘Swainson’ of Authors.
Whelan et al., 2011. MPE 61: 506.
Graf et al., 2015. MPE 85: 3.
Bolotov et al., 2016. MPE 103: 108.
Lopes-Lima et al., 2017. MPE 106: 178.
Bolotov et al., 2017. Sci. Repts. 7: Table S1.
Bolotov et al., 2017. Sci. Repts. 7: Table S1.
Konopleva et al., 2017. Systemat. Biodiv. 15(3): 208.
Combosch et al., 2017. MPE 107: 195, Table 1.
Bolotov et al., 2018. Sci. Repts. 8: Table S1.
Huang et al., 2018. MPE 120: 302.
Lopes-Lima et al., 2018. MPE 127: 103.
Huang et al., 2019. MPE 130: Table S4.
Bolotov et al., 2019. Sci. Repts. 9: Table S1.
Pfeiffer et al., 2019. MPE 137: 116.
Bolotov et al., 2020. Sci. Repts. 10: Table S1.
Sano et al., 2020. Plankton Benthos Res. 15(2): 101.
Wu et al., 2020. Invert. Syst. 34: 195.
Wu et al., 2021. J. Lake Sci. 33(6): attached Table 1.
Chen et al., 2025. Zoosyst. Evol. 101(4): Table 1.

Unio elongatus ‘Rm.’ of Authors = Unio tumidus

‘Rm.’ of Authors.

Unio elongatus ‘Pfeiffer’ of Authors = Unio elongatulus

(error for Unio elongatula C. Pfeiffer, 1825)
‘Pfeiffer’ of Authors.
Lea, 1836. Synopsis Fam. Naiades: 37.
Lea, 1838. Synopsis Fam. Naiades: 24.
Lea, 1852. Synopsis Fam. Naiades: 37.
Adams & Adams, 1857. Gen. Rec. Moll. 2(31-32): 491.
Haas, 1952. Nautilus 65(4): 118.
Bogan, 1993. Amer. Zool. 33: 602.

Pisidium etheridgei ‘E.A. Smith’ of Authors = Euglesa etheridgii

(error for Pisidium etheridgii E.A. Smith, 1882)
‘E.A. Smith’ of Authors.
Tate, 1887. Trans. Proc. Roy. Soc. S. Australia 9: 94.
Korniushin, 2000. Rec. Austral. Mus. 52: 72.

Margaritana etowahensis ‘Conrad’ of Authors = Alasminota etowaensis

(error for Margaritana etowaensis Conrad, 1849)
‘Conrad’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 672.
Simpson, 1914. Descr. Cat. Naiades: 510.
Frierson, 1927. Check List N. Amer. Naiades: 19.

Anodonta eudora Bourguignat, 1887 of Authors = Anodonta cygnea

Bourguignat, 1887 of Authors.

Unio eumanus Kobelt of Authors = nomen dubium

Kobelt of Authors.

Corbicula euphratica Bronn, System. Urwelt. Conch.pl. 4, fig. 10 of Authors = nomen dubium

(misidentified reference to Cyclas euphratica Lamarck, 1806)
Bronn, System. Urwelt. Conch.pl. 4, fig. 10 of Authors.

Unio eurysellinus ‘Pallary’ of Authors = Coelatura aegyptiaca

(error for Unio euryssellinus Pallary, 1903)
‘Pallary’ of Authors.
Pilsbry & Bequaert, 1927. Bull. AMNH 53: 381.
Haas, 1969. Das Tierreich 88: 175.
Daget, 1998. Cat. Bivalves Africains: 26.

Anemina euscaphys ‘Heude’ of Authors = Anemina harlandi

(reference to Anodon euscaphys Heude, 1879)
‘Heude’ of Authors.
Huang et al., 2019. MPE 130: Table S1. [in part]
Whelan et al., 2023. Zool. J. Linn. Soc. 198(2): Table S1. [in part]

Pilsbryoconcha exilis ‘Lea’ of Authors = Pilsbryoconcha exilis

(reference to Anodonta exilis Lea, 1838)
‘Lea’ of Authors.
Graf, 2002. J. Moll. Studies 68: 66.
Graf & Cummings, 2006. Zool. J. Linn. Soc. 148: 372.
Hoeh et al., 2009. Malacologia 51(2): 310.
Lopes-Lima et al., 2017. MPE 106: 177. [in part]

Pilsbryoconcha exilis ‘Lea’ of Authors = Pilsbryoconcha carinifera

(misidentified reference to Anodonta exilis Lea, 1838)
‘Lea’ of Authors.
Pfeiffer & Graf, 2015. Zool. J. Linn. Soc. 175(2): 310.
Ng et al., 2016. PLoS One 11(8), e0161130: [5]. [in part]
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘P. aff. exilis sp. 1’].
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘P. aff. exilis sp. 1’].
Konopleva et al., 2017. Systemat. Biodiv. 15(3): 207.
Bolotov et al., 2018. Sci. Repts. 8: Table S1 [as ‘P. aff. exilis sp. 1’].
Huang et al., 2019. MPE 130: Table S4 [as ‘P. aff. exilis sp. 1’].
Konopleva et al., 2019. Sci. Repts. 9: Table S1 [as ‘P. aff. exilis sp. 1’].
Lopes-Lima et al., 2020. MPE 146: Table 1 [as ‘P. aff. exilis sp. 1’].
Zieritz et al., 2020. Biodivers. Conserv. 29: 2244.
Wu et al., 2021. ZooKeys 1054: 87.
Wu et al., 2021. J. Lake Sci. 33(6): attached Table 1.
Wu et al., 2021. J. Lake Sci. 33(6): attached Table 1.
Konopleva et al., 2023. Diversity 15(1), 10: Table S2 [as ‘P. aff. exilis’].
Dai et al., 2023. Invert. Syst. 37(2): Tables 1-2. [in part]
Dai et al., 2024. Zoosyst. Evol. 100(4): Table 2.
Chen et al., 2025. Cathaica 1(7): Table 1.
Dai et al., 2025. Zoosyst. Evol. 101(2): Table 1.
Type(s): SEQUENCED SPECIMEN UMMZ_304647, Beung Dang Teuk Leach Community Fishery Pursat Province, Cambodia.

Physunio eximius ‘Lea’ of Authors = Physunio superbus

(misidentified reference to Unio eximius Lea, 1856)
‘Lea’ of Authors.
van Benthem Jutting, 1953. Treubia 22(1): 43.
Sahidin et al., 2021. AACL Bioflux 14(6): fig. 7.

Trapezoideus exolescens ‘Gould’ of Authors = nomen dubium

(misidentified reference to Unio exolescens Gould, 1843)
‘Gould’ of Authors.
Brandt, 1974. Arch. Moll. 105: 299.
Pfeiffer & Graf, 2013. J. Moll. Studies 79: 251.
Pfeiffer & Graf, 2015. Zool. J. Linn. Soc. 175(2): [4].
Lopes-Lima et al., 2017. MPE 106: 177.

Iridina exotica ‘Lamarck’ of Authors = Mutela soleniformis

(misidentified reference to Iridina exotica Lamarck, 1819)
‘Lamarck’ of Authors.
E.A. Smith, 1880. Proc. Zool. Soc. London 1880: 350.
E.A. Smith, 1881. Proc. Zool. Soc. London 1881: 296.
Crosse, 1881. J. de Conch. 29: 292.
E.A. Smith, 1904. Proc. Malac. Soc. London 6(2): 101.
Dartevelle & Schwetz, 1948. Mém. Inst. Royal Colonial Belge: 52.

Anodonta exotica ‘Lamarck’ of Authors = Anodontites trapesialis

(reference to Anodonta exotica Lamarck, 1819)
‘Lamarck’ of Authors.
Martens, 1868. Malak. Blatt. 15: 197.
Pilsbry & Rush, 1896. Nautilus 10: 81.

Unio ezonis ‘Kuroda, MS’ in ANSP coll. of Authors = Nodularia douglasiae

‘Kuroda, MS’ in ANSP coll. of Authors.

Unionetta fabagina ‘Deshayes’ of Authors = Unionetta xishuangbannaensis

(misidentified reference to Unio fabagina Deshayes in Deshayes & Jullien, 1876)
‘Deshayes’ of Authors.
Guo, 2022. Unionoida: 218.
Ning et al., 2023. Tropic. Agric. Engineer. 47(1): 137, fig. 2.

Unio faidherbi ‘Jousseaume’ of Authors = Coelatura aegyptiaca

(error for Reneus faidherbei Jousseaume, 1886)
‘Jousseaume’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 822.
Kobelt, 1910. Abh. Senckenb. Naturf. Ges. 32: 84.
Simpson, 1914. Descr. Cat. Naiades: 1027.

Unio fairfieldi in coll. UMMZ of Authors = Velesunio ambiguus

in coll. UMMZ of Authors.

Margaron (Unio) fascinans ‘Lea’ of Authors = Pleuronaia barnesiana

(error for Unio fassinans Lea, 1868)
‘Lea’ of Authors.
Lea, 1870. Synopsis Fam. Naiades: 42.
B.H. Wright, 1888. Check List N. Amer. Unionidae etc.: [2].
Pilsbry & Rhoads, 1896. Proc. Acad. Nat. Sci. 48: 502 [as ‘Unio fascinans’].

Unio fascinellus ‘Servain’ of Authors = Unio mancus

(error for Unio fascellinus Bourguignat in Locard, 1882)
‘Servain’ of Authors.
Germain, 1931. Faune de France 22: 736.
Prie, 2012. MalaCo 8: 431.

Unio fasciolaris ‘Rafinesque’ of Authors = Ptychobranchus fasciolaris

(reference to Obliquaria (Ellipsaria) fasciolaris Rafinesque, 1820)
‘Rafinesque’ of Authors.
Conrad, 1834. New Fresh-Water Shells: 69.

Unio fasciolus ‘Rafinesque’ of Authors = Lampsilis fasciola

(reference to Lampsilis fasciola Rafinesque, 1820)
‘Rafinesque’ of Authors.
Say, 1834. Amer. Conch. 6: ??.
Conrad, 1836. Monogr. Fam. Unionidae 1(3): 26, pl. 11, fig. 2.

Parreysia favidens ‘Benson’ of Authors = Parreysia plagiosoma

(misidentified reference to Unio favidens Benson, 1862)
‘Benson’ of Authors.
Pfeiffer et al., 2018. J. Moll. Studies 84(4): Table 1.
Bolotov et al., 2020. Sci. Repts. 10: Table S1 [as ‘Parreysia favidens sp. 1’].
Chen et al., 2026. Cathaica 2(5): Table 1.

Anodonta faynii MNHN, coll. of Authors = Anodonta anatina

MNHN, coll. of Authors.

Anodontoides ferussacianus ‘Lea’ of Authors = Anodontoides denigratus

‘Lea’ of Authors.
Gasparini et al., 2020. Environmental DNA 2(3): Table S1. [in part]

Lamprotula fibrosa ‘Heude’ of Authors = Scriptolamprotula tientsinensis

(misidentified reference to Unio fibrosus Heude, 1877)
‘Heude’ of Authors.
Zhou et al., 2007. Acta Zool. Sinica 53(6): 1025.
Pfeiffer & Graf, 2013. J. Moll. Studies 79: 251 [as ‘Aculamprotula’].

Sphaerium corneum var. firmum Clessin in Westerl. Fauna Moll. Suec. of Authors = nomen dubium

(intro'd as intra-sp. of Tellina cornea Linnaeus, 1758)
Clessin in Westerl. Fauna Moll. Suec. of Authors.

Unio flavicans Vid. of Authors = nomen dubium

Vid. of Authors.

Unio flavidens ‘Benson’ of Authors = Parreysia corrugata

(error for Unio favidens Benson, 1862)
‘Benson’ of Authors.
specimen image from publication Reeve, 1865. Conch. Icon. 16: pl. 26, sp. 131; errata [changed to ‘favidens’].
Paetel, 1890. Cat. Conch.-Samml. 3: 152.

Unio flexuosus ‘Rafinesque’ of Authors = Epioblasma flexuosa

(reference to Obliquaria (Quadrula) flexuosa Rafinesque, 1820)
‘Rafinesque’ of Authors.
Conrad, 1835. Monogr. Fam. Unionidae 1(1): 8, pl. 6, fig. 2.
Reeve, 1864. Conch. Icon. 16: pl. 6, sp. 22; pl. 13, fig. 53.

Corbicula fluminea ‘Müller’ of Authors = Corbicula javanica

(misidentified reference to Tellina fluminea Müller, 1774)
‘Müller’ of Authors.
Philippi, 1846. Abbild. Beschr. Conch. 2(3): 76, pl. 1, fig. 3 [as ‘Cyrena’].
Mousson, 1849. Land-Süßw.-Moll. Java: 87, pl. 15, fig. 3.
O. Boettger, 1890. Ber. Senckenb. Naturf. Ges. 1890: 163.
Rolle, 1908. Nachr. Bl. Dtsch. Malak. Ges. 40: 69.

Anodonta fluviatilis ‘Gmelin’ of Authors = Pyganodon cataracta

(misidentified reference to Mytilus fluviatilis Gmelin, 1791)
‘Gmelin’ of Authors.
Bosc, 1801. Hist. Nat. Coquilles 3: 146.
Dillwyn, 1817. Descr. Cat. Rec. Shells 1: 316 [’Mytilus fluviatilis’].
Bosc, 1824. Hist. Nat. Coquilles 3: 143.

Musculus fluviatilis Klein of Authors = Anodonta cygnea

Klein of Authors.

Arcidopsis footei ‘Theobald’ of Authors = Arcidopsis footei

(reference to Unio footei Theobald, 1876)
‘Theobald’ of Authors.
Haas, 1912. Conch. Cab. 9 (pt. 2, h. 46): 121, pl. 11, fig. 2.
Prashad, 1920. Rec. Ind. Mus. 19: 165.

Unio foroguliensis ‘Bérenguier’ of Authors = Unio mancus

(incorrect original spelling of Unio forojuliensis Bourguignat in Locard, 1882)
‘Bérenguier’ of Authors.
Locard, 1882. Prodr. Malac. Franç. 1: 293.
Haas, 1969. Das Tierreich 88: 37.
Prie, 2012. MalaCo 8: 431.
Type(s): AUTOMATIC MNHN_22223, Fréjus (Var).

Anodonta forschammeri “Mörch” of Authors = Anodonta cygnea

(error for Anodonta cygnea forchhammeri Mørch, 1863)
“Mörch” of Authors.
Locard, 1882. Prodr. Malac. Franç. 1: 268.
Locard, 1890. Contr. Faune Malacol. Franc. 14: 65 [21].
Locard, 1893. Coqu. Eau Douce Saumâtre France: 230.
Germain, 1931. Faune de France 22: 753.

Unio föttgeri of Authors = Nodularia douglasiae

of Authors.

Corbicula fracta Meek of Authors = nomen dubium

Meek of Authors.

Anodonta fragilima ‘Bourguignat’ of Authors = Anodonta cygnea

(error for Anodonta fragillima Bourguignat, 1881)
‘Bourguignat’ of Authors.
Locard, 1893. Coqu. Eau Douce Saumâtre France: 233.
Germain, 1931. Faune de France 22: 756.

Unio fragilis ‘Rafinesque’ of Authors = Potamilus fragilis

(reference to Unio (Leptodea) fragilis Rafinesque, 1820)
‘Rafinesque’ of Authors.
Swainson, 1823. Zool. Illustr. 3(1): pl. 171.
Deshayes, 1832. Enc. Méth. 2 (Deuxième partie): 587.
Conrad, 1836. Monogr. Fam. Unionidae 1(6): 55, pl. 30.

[Musculus ?] fragilis Klein of Authors = Anodonta cygnea

Klein of Authors.

Anodonta fragilis Menke of Authors = nomen dubium

Menke of Authors.

Monocondylaea francana Marshall of Authors = Monocondylaea franciscana

(error for Unio (Monocondylea) franciscana Moricand, 1837)
Marshall of Authors.

Anodonta francfurti ‘Servain’ of Authors = Anodonta anatina

(error for Anodonta frankfurti Servain, 1882)
‘Servain’ of Authors.
Locard, 1890. Contr. Faune Malacol. Franc. 14: 127 [83].
Martens, 1891. Nachr. Bl. Dtsch. Malak. Ges. 23(1-2): 24.
Germain, 1904. Bull. Soc. Sci. Nat. Ouest France 4: 323.
Germain, 1931. Faune de France 22: 759.

Anodonta frayssii Requien in sched. of Authors = Anodonta cygnea

Requien in sched. of Authors.

Diplodon frenzellii ‘Ihering’ of Authors = Diplodon chilensis

(error for Unio frenzelii Ihering, 1893)
‘Ihering’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 882.
Simpson, 1914. Descr. Cat. Naiades: 1264.

Lortiella froggattii ‘Iredale’ of Authors = Lortiella froggatti

(error for Lortiella froggatti Iredale, 1934)
‘Iredale’ of Authors.
‘Iredale’ Graf & Cummings, 2006. Zool. J. Linn. Soc. 148: 365.
‘Iredale’ Graf & Cummings, 2007. J. Moll. Studies 73: 313.
Bogan, 2010. FADA: [20].

Corbicula fulminea ‘Müller’ of Authors = Corbicula fluminea

(error for Tellina fluminea Müller, 1774)
‘Müller’ of Authors.
Schlüter, 1838. Kurzgef. Syst. Verz. Conch. Samml.: 34.
Oesch, 1984. Missouri Naiades: 238.

Unio gangraenosus ‘Ziegler’ of Authors = Unio crassus

(error for Unio gangrenosus J.F. Schmidt, 1840)
‘Ziegler’ of Authors.
Küster, 1855. Conchyl. Cab. 9(2): 124.
Westerlund, 1890. Fauna Paläarct. Binnenconch. 2(7): 81.
Haas, 1940. Zool. Ser. Field Mus. Nat. Hist. 24: 130.
Haas, 1969. Das Tierreich 88: 46.

Unio garumnae de Grateloup of Authors = Pseudunio auricularius

de Grateloup of Authors.

Lamellidens generosus ‘Gould’ of Authors = Lamellidens savadiensis

(misidentified reference to Unio generosus Gould, 1847)
‘Gould’ of Authors.
Whelan et al., 2011. MPE 61: 506.
Pfeiffer & Graf, 2013. J. Moll. Studies 79: 251.
Pfeiffer & Graf, 2015. Zool. J. Linn. Soc. 175(2): 310.
Araujo et al., 2017. Zool. J. Linn. Soc. 179(2): 280.
Konopleva et al., 2017. Systemat. Biodiv. 15(3): 207.
Pfeiffer et al., 2018. J. Moll. Studies 84(4): [3].
Pfeiffer et al., 2019. MPE 137: 117.
Wu et al., 2021. J. Lake Sci. 33(6): attached Table 1.
Chen et al., 2026. Cathaica 2(5): Table 1.

Lamellidens generosus ‘Gould’ of Authors = Lamellidens ferrugineus

(misidentified reference to Unio generosus Gould, 1847)
‘Gould’ of Authors.
Bolotov et al., 2017. Sci. Repts. 7: Table S1.
Bolotov et al., 2017. Sci. Repts. 7: Table S1.
Bolotov et al., 2018. Sci. Repts. 8: Table S1.
Huang et al., 2019. MPE 130: Table S4.

Mutela rostrata var. germaini Dupuis & Putzeys MRAC Collection of Authors = Mutela rostrata

(intro'd as intra-sp. of Iridina rostrata Rang, 1835)
Dupuis & Putzeys MRAC Collection of Authors.
Type(s): MANUSCRIPT NAME MRAC_58505, Nsendwe.

Unio gibbosus ‘Rafinesque’ of Authors = Epioblasma torulosa

(reference to Amblema gibbosa Rafinesque, 1820)
‘Rafinesque’ of Authors.
Ferussac, 1835. Mag. Zool. 5(59-60): 28.
Conrad, 1836. Monogr. Fam. Unionidae 1(6): 50, pl. 27, fig. 1.
specimen image from publication Reeve, 1864. Conch. Icon. 16: pl. 11, sp. 41, figs. 41a-b.

Unio gibbosus Küst. of Authors = Epioblasma torulosa

(reference to Amblema gibbosa Rafinesque, 1820)
Küst. of Authors.

Anodonta gigantea ‘Spix’ of Authors = Anodontites trapesialis

(reference to Anodon giganteus Spix in Wagner, 1827)
‘Spix’ of Authors.
Martens, 1868. Malak. Blatt. 15: 196.
Clessin, 1888. Malak. Blatt. 10: 171.

Anodon gigantea ‘Lea’ of Authors = Anodontites trapesialis

(misidentified reference to Anodonta gigantea Lea, 1838)
‘Lea’ of Authors.
H. Adams, 1866. Proc. Zool. Soc. London 1866: 444 [as ‘Leila gigantea’].
specimen image from publication ‘Lea’ Sowerby, 1867. Conch. Icon. 17: pl. 8, sp. 19, fig. 18.
Sowerby, 1870. Conch. Icon. 17: pl. 36, sp. 152 [as ‘A. trapezialis Lamarck’].

Anodonta gigantea Locard, in MNHN coll. of Authors = Anodonta cygnea

Locard, in MNHN coll. of Authors.

Unio glans ‘Lea’ of Authors = Toxolasma cylindrellus

(misidentified reference to Unio glans Lea, 1831)
‘Lea’ of Authors.
Lewis, 1871. Amer. J. Conch. 6: 218.
Pilsbry & Rhoads, 1896. Proc. Acad. Nat. Sci. 48: 502.

Anodon glaucus ‘Valenciennes’ of Authors = Anodontites trapesialis

(reference to Anodonta glauca Valenciennes, 1827)
‘Valenciennes’ of Authors.
Sowerby, 1870. Conch. Icon. 17: pl. 27, sp. 105.
Clessin, 1876. Conchyl. Cab.: 222, pl. 73, fig. 4.

Anemina globosula ‘Heude’ of Authors = Anemina harlandi

(reference to Anodon globosula Heude, 1878)
‘Heude’ of Authors.
Wu et al., 2018. PLoS One 13(8), e0200956: 4.
Huang et al., 2019. MPE 130: Table S1.

Hyriopsis goliath globosus Rolle, in USNM Coll. of Authors = Sinohyriopsis cumingii

(intro'd as intra-sp. of Hyriopsis goliath Rolle, 1904)
Rolle, in USNM Coll. of Authors.
Type(s): MANUSCRIPT NAME USNM_187460, Tonkin.

Unio globulus ‘Say’ of Authors = Glebula rotundata

(error for Unio glebulus Say, 1831)
‘Say’ of Authors.
Ferussac, 1835. Mag. Zool. 5(59-60): 26.
Reeve, 1865. Conch. Icon. 16: pl. 23, sp. 106.

Lamprotula gottschei ‘Martens’ of Authors = Schistodesmus lampreyanus

(misidentified reference to Unio gottschei Martens, 1894)
‘Martens’ of Authors.
He et al., 2016. mtDNA 27(1): 246.
Xue et al., 2016. mtDNA 27(4): 2699.
Zhou et al., 2016. mtDNA 27(6): 4616.
Fonseca et al., 2016. mtDNA B 1(1): 955.
Lopes-Lima et al., 2017. J. Moll. Studies 83: 250.
Araujo et al., 2017. Zool. J. Linn. Soc. 179(2): 280.
Soroka & Burzynski, 2017. mtDNA B 2(2): 863.
Aunins et al., 2018. mtDNA B 3(2): 1125.
Cha et al., 2018. mtDNA B 3(2): 946.
Fukata & Iigo, 2019. mtDNA B 4(2): 3489.
Fukata & Iigo, 2020. mtDNA B 5(2): 1216.
Sano et al., 2020. Plankton Benthos Res. 15(2): 100.
Chen et al., 2020. mtDNA B 5(3): 2800.
Kim et al., 2021. mtDNA B 6(1): 80.
Pavan-Kumar et al., 2022. Mol. Biol. Rep. 49: Table S1.
Klymus et al., 2025. mtDNA B 10(6): Table 1.

Hyriopsis gracilis ‘Haas’ of Authors = Hyriopsis khoratensis

(misidentified reference to Hyriopsis gracilis Haas, 1910)
‘Haas’ of Authors.
Konopleva et al., 2019. Sci. Repts. 9: Table S1.
Konopleva et al., 2019. Ecologica Montenegrina 24: Appendix 1.
Bolotov et al., 2020. Sci. Repts. 10: Table S1.
Zieritz et al., 2020. Biodivers. Conserv. 29: 2243.

Unio granadensis ‘Conrad’ of Authors = Cyrtonaias berlandierii

(error for Unio grandensis Conrad, 1855)
‘Conrad’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 598.
Simpson, 1914. Descr. Cat. Naiades: 289 [corrected in corrigenda].
Morrison, 1943. Nautilus 57: 15.

Pseudanodonta grateloupiana ‘Gassies’ of Authors = Pseudanodonta complanata

(error for Anodonta gratelupeana Gassies, 1849)
‘Gassies’ of Authors.
Lea, 1852. Synopsis Fam. Naiades: 49.
Lea, 1870. Synopsis Fam. Naiades: 77.
Bourguignat, 1880. Mater. Moll. Acécphales Syst. Europ. 1: 15, 29.
Westerlund, 1890. Fauna Paläarct. Binnenconch. 2(7): 303.
Locard, 1890. Contr. Faune Malacol. Franc. 14: 55 [11].
Servain, 1890. Bull. Soc. Malac. France 7: 301.
Locard, 1893. Coqu. Eau Douce Saumâtre France: 217.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 264.

Unio (Nodularia) grayanus ‘Lea’ of Authors = Lanceolaria grayii

(reference to Unio grayanus Lea, 1834)
‘Lea’ of Authors.
Dautzenberg & Fischer, 1905. J. de Conch. 53: 202.
Haas, 1910. Conch. Cab. 9 (pt. 2, h. 41): 44, pl. 4b-c.

Lanceolaria grayii ‘Griffith & Pidgeon’ of Authors = Lanceolaria danzhouensis

(misidentified reference to Unio grayii Griffith & Pidgeon, 1833)
‘Griffith & Pidgeon’ of Authors.
Lopes-Lima et al., 2017. MPE 106: 177, Table 2.
Bolotov et al., 2017. Sci. Repts. 7: Table S1.
Bolotov et al., 2017. Sci. Repts. 7: Table S1.
Huang et al., 2019. MPE 130: Tables S1, S4.
Jeratthitikul et al., 2022. Sci. Repts. 12: Table S1. [in part]
Campbell & Lydeard, 2026. Malacologia 68(1/2): supplemental data. [in part]

Lanceolaria grayii ‘Griffith & Pidgeon’ of Authors = Lanceolaria oxyrhyncha

(misidentified reference to Unio grayii Griffith & Pidgeon, 1833)
‘Griffith & Pidgeon’ of Authors.
Sano et al., 2017. J. Wat. Res. Prot. 9: Table 2.
Sano et al., 2020. Plankton Benthos Res. 15(2): Table 1.
Hata et al., 2022. Hydrobiologia 849: Table S1.
Campbell & Lydeard, 2026. Malacologia 68(1/2): supplemental data. [in part]

Unio greefeanus ‘von Ihering’ of Authors = Diplodon greeffeanus

(error for Unio greeffeanus Ihering, 1893)
‘von Ihering’ of Authors.
Haas, 1930. Senckenbergiana 12: 192.
Bonetto, 1964. Physis 24(68): 325.
Bonetto, 1965. Anais Congr. Lat.-Amer. Zool. 2: 44.

Mytilus grisea Schrött. of Authors = nomen dubium

Schrött. of Authors.

Anodonta hagenmulleri Bourguignat, 1881 of Authors = Anodonta cygnea

Bourguignat, 1881 of Authors.

Unio hagenmulleri Bourguignat of Authors = nomen dubium

Bourguignat of Authors.

Chamberlainia hainesiana ‘Lea’ of Authors = Chamberlainia somsakpanhai

(misidentified reference to Unio hainesianus Lea, 1856)
‘Lea’ of Authors.
Kongim et al., 2015. ZooKeys 514: 98, fig. 2A.
Lopes-Lima et al., 2017. MPE 106: 177.
Bolotov et al., 2017. Sci. Repts. 7: Table S1.
Bolotov et al., 2017. Sci. Repts. 7: Table S1.
Froufe et al., 2019. Heredity 124: 185.
Huang et al., 2019. MPE 130: Table S4.
Chen et al., 2020. mtDNA B 5(3): 2800.
Teiga-Teixeira et al., 2020. mtDNA B 5(3): 2978.
Zieritz et al., 2020. Biodivers. Conserv. 29: 2244.
Bolotov et al., 2020. Sci. Repts. 10: Table S1.
Lopes-Lima et al., 2020. MPE 146: Table 1.
Zieritz et al., 2021. Zool. J. Linn. Soc. 193(3): Table 1.
Zieritz et al., 2021. Aquatic Conserv.: Mar. Freshw. Ecosyst. 31: 3176.
Jeratthitikul et al., 2021. Eur. J. Taxonomy 775: 125.
Wu et al., 2021. ZooKeys 1054: 87.
Wu et al., 2021. J. Lake Sci. 33(6): attached Table 1.
Wu et al., 2022. Zool. Scripta 51: Table S2.
Pavan-Kumar et al., 2022. Mol. Biol. Rep. 49: Table S1.
Jeratthitikul et al., 2022. Sci. Repts. 12: Table S1.
Dai et al., 2023. Invert. Syst. 37(2): Tables 1-2.
Konopleva et al., 2023. Zoosyst. Evol. 99(1): Table S1.
Wu et al., 2023. Org Divers Evol (2023): Table 2.
Dai et al., 2024. Zool. Scripta 53: Table 1.
Dai et al., 2024. Invert. Syst. 38(6): Table 3.
Dai et al., 2024. Zoosyst. Evol. 100(4): Table 2.
Chen et al., 2025. Zoosyst. Evol. 101(4): Table S3.
Dai et al., 2025. Zoosyst. Evol. 101(2): Table 1.
Dai et al., 2025. Zoosyst. Evol. 101(2): Table 2.
Chen et al., 2025. Cathaica 1(7): Table 1.
Klymus et al., 2025. mtDNA B 10(6): Table 1.
Campbell & Lydeard, 2026. Malacologia 68(1/2): 289. [in part]

Unio hanleyanus ‘Lea’ of Authors = Pleurobema hanleyianum

(error for Unio hanleyianus Lea, 1852)
‘Lea’ of Authors.
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 250.
specimen image from publication Sowerby, 1866. Conch. Icon. 16: pl. 46, sp. 249.
B.H. Wright, 1888. Check List N. Amer. Unionidae etc.: [3].
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 759.
Simpson, 1914. Descr. Cat. Naiades: 780.
Frierson, 1927. Check List N. Amer. Naiades: 42, sp. 175.
Haas, 1969. Das Tierreich 88: 256.
Burch, 1975. Freshw. Unio. North Amer.: 13.
Turgeon et al., 1988. Am. Fisher. Soc. Spec. Publ. (16): 32.
Williams et al., 1993. Fisheries 18(9): 13.
Parmalee & Bogan, 1998. The Freshwater Mussels of Tennessee: 184.
Lydeard et al., 1999. Gulf Mex. Sci. 17(2): 129.

Unio hazelhurstianus ‘Lea’ of Authors = Parvaspina lanceolata

(error for Unio hazlehurstianus Lea, 1858)
‘Lea’ of Authors.
B.H. Wright, 1888. Check List N. Amer. Unionidae etc.: [3].
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 719 [as ‘Unio (sec. Elliptio) hazelhurstianus’].
Simpson, 1914. Descr. Cat. Naiades: 648.
Frierson, 1927. Check List N. Amer. Naiades: 29 [as ‘Elliptio (Elliptio) hazelhurstianus’].
Haas, 1969. Das Tierreich 88: 229 [as ‘Elliptio (Elliptio) hazelhurstianus’].
R.I. Johnson, 1970. Bull. MCZ 140(6): 333.
Burch, 1975. Freshw. Unio. North Amer.: 164.

Unio heermanii ‘Lea’ of Authors = Cyrtonaias berlandierii

(error for Unio heermannii Lea, 1861)
‘Lea’ of Authors.
B.H. Wright, 1888. Check List N. Amer. Unionidae etc.: [3].
Singley, 1893. Geol. Surv. Texas (1892): 322.
R.I. Johnson, 1998. Occ. Pap. Moll. 5(76): 448.
R.I. Johnson, 1999. Occ. Pap. Moll. 6(77): 27.

Margaritana hembeli ‘Conrad’ of Authors = Margaritifera marrianae

(misidentified reference to Unio hembeli Conrad, 1838)
‘Conrad’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 679.
Ortmann, 1912. Ann. Carnegie Mus. 8: 235, fig. 3.
Simpson, 1914. Descr. Cat. Naiades: 523. [in part]
Clench & Turner, 1956. Bull. Fla. State Mus. 1: 148, pl. 5, fig. 1.

Anodonta henriquezi ‘Castro’ of Authors = Anodonta cygnea

(error for Anodonta henriquesi da Silva e Castro, 1883)
‘Castro’ of Authors.
Locard, 1884. Contr. Faune Malacol. Franc. 8: 11.
Locard, 1890. Contr. Faune Malacol. Franc. 14: 68 [24].
Westerlund, 1890. Fauna Paläarct. Binnenconch. 2(7): 206.
Locard, 1893. Coqu. Eau Douce Saumâtre France: 232.
Locard, 1899. Conchyliol. Portug.: 263.
Germain, 1931. Faune de France 22: 753.

Pera henslowiana ‘Leach’ of Authors = Euglesa henslowana

(error for Tellina henslowana Sheppard, 1825)
‘Leach’ of Authors.
Jenyns, 1832. Trans. Cambridge Phil. Soc. 4: 308.
Hanley, 1843. Illustr. Descr. Cat. Rec. Bivalve Shells: 91.
Leach, 1852. Syn. Moll. Gr. Brit.: 291 [as ‘Pera henslowiana’].
Prime, 1870. Amer. J. Conch. 5: 169.
Clessin, 1874. Conch. Cab. 9(3): 13.
Clessin, 1874. Bull. Soc. Vaud. Sci. Nat. 13: 149 [as ‘Pisidium henslowianum’].
Servain, 1882. Hist. Moll. Acéph. Francfort: 19 [as ‘Pisidium henslowianum’].
Prime, 1895. Cat. Corbiculadae: 60 [as ‘Pisidium henslowianum’].
Dall, 1903. Trans. Wagner Free Inst. 3(6): 1463.
Thiele, 1934. Handb. Syst. Weichtierk. 3: 853 [1297].
Kantor et al., 2010. Cat. Contin. Moll. Russia: 308 [as ‘Tellina henslowiana’].

Anodonta herciniana Servain, 1889 of Authors = Anodonta cygnea

Servain, 1889 of Authors.

Anodonta hermanni Bourguignat, 1885 of Authors = Anodonta cygnea

Bourguignat, 1885 of Authors.

Cuneopsis heudei ‘Heude’ of Authors = Cuneopsis szechenyii

(misidentified reference to Unio heudei Heude, 1874)
‘Heude’ of Authors.
Ouyang et al., 2015. J. Agri. Biotech. 23(6): Table 1.
Liu et al., 2017. PLoS One 12(12 ), e0189737: Table S4.
Lopes-Lima et al., 2017. MPE 106: Table 2.
Bolotov et al., 2017. Sci. Repts. 7: Table S1.
Bolotov et al., 2017. Sci. Repts. 7: Table S1.
Wu et al., 2018. PLoS One 13(8), e0200956: 5.
Huang et al., 2019. MPE 130: Tables S1, S4. [in part]
Lopes-Lima et al., 2020. MPE 146: Table 1. [in part]
Wu et al., 2021. J. Lake Sci. 33(6): attached Table 1. [in part]
Wu et al., 2022. Zool. Scripta 51: Table S1. [in part]
Jeratthitikul et al., 2022. Sci. Repts. 12: Table S1.
Konopleva et al., 2023. Zoosyst. Evol. 99(1): Table S1.
Chen et al., 2023. ZooKeys 1173: Table 1.
Wu et al., 2023. ZooKeys 1166: Table 1.
Liu et al., 2023. ZooKeys 1179: Table 1.
Chen et al., 2025. Zoosyst. Evol. 101(4): Table S2. [in part]
Dai et al., 2025. Zoosyst. Evol. 101(2): Table 1. [in part]
Chen et al., 2025. Zoosyst. Evol. 101(4): Table 1.

Unio hippopaeus ‘Lea’ of Authors = Amblema plicata

(error for Unio hippopoeus Lea, 1845)
‘Lea’ of Authors.
Lea, 1852. Synopsis Fam. Naiades: 21 [as ‘hippopæus’].
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 261 [as ‘hippopæus’].
Adams & Adams, 1857. Gen. Rec. Moll. 2(31-32): 497 [as ‘hippopæus’].
Reeve, 1864. Conch. Icon. 16: pl. 11, sp. 40 [as ‘hippopæus’].
Lea, 1870. Synopsis Fam. Naiades: 31 [as ‘hippopæus’].
B.H. Wright, 1888. Check List N. Amer. Unionidae etc.: [3], [as ‘hippopæus’].
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 767 [as ‘hippopæa’].
Ortmann, 1909. Nautilus 22(10): 101 [as ‘Q. hippopæa’].
Ortmann, 1909. Ann. Carnegie Mus. 5: 203 [as ‘Quadrula undulata hippopæa’].
Simpson, 1914. Descr. Cat. Naiades: 816 [as ‘hippopæa’].
Frierson, 1927. Check List N. Amer. Naiades: 61.
Haas, 1969. Das Tierreich 88: 287.
Clarke, 1973. Malacologia 13(1-2): 35.
Burch, 1975. Freshw. Unio. North Amer.: 165.
Strayer & Jirka, 1997. Pearly Mussels NY (26): 98.
He & Zhuang, 2013. Freshwater Bivalves China: 27.

Unio hollandrei ‘de Saulcy’ of Authors = Unio mancus

(error for Unio holandrei Bourguignat in Locard, 1882)
‘de Saulcy’ of Authors.
Locard, 1889. Contr. Faune Malacol. Franc. 13: 167 [61].
Locard, 1893. Coqu. Eau Douce Saumâtre France: 201.
Germain, 1904. Bull. Soc. Sci. Nat. Ouest France 4: 278.
Germain, 1931. Faune de France 22: 736.
Prie, 2012. MalaCo 8: 431.

Unio hospitali ‘Locard’ of Authors = Unio pictorum

(error for Unio hopitali Locard, 1889)
‘Locard’ of Authors.
Locard, 1893. Coqu. Eau Douce Saumâtre France: 186.
Germain, 1931. Faune de France 22: 735.
Haas, 1940. Zool. Ser. Field Mus. Nat. Hist. 24: 121.

Unio houngdaranicus ‘Tapparone Canefri’ of Authors = Leoparreysia tavoyensis

(error for Unio houngdarauicus Tapparone Canefri, 1889)
‘Tapparone Canefri’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 844.
Preston, 1912. Rec. Ind. Mus. 7: 301.
Simpson, 1914. Descr. Cat. Naiades: 1116.
Preston, 1915. Fauna Brit. India: 167.
Prashad, 1922. Rec. Ind. Mus. 24: 101.
Subba Rao, 1989. Freshw. Moll. India: 183.
Graf & Cummings, 2007. J. Moll. Studies 73: 311.
Bogan, 2010. FADA: [25].

Tetraplodon humilis Marshall, in USNM coll. of Authors = Castalia ambigua

Marshall, in USNM coll. of Authors.
Type(s): MANUSCRIPT NAME USNM_362400, Lake Rogagua, Western Bolivia.

Radiatula humilis ‘Lea’ of Authors = Scabies phaselus

(misidentified reference to Unio humilis Lea, 1856)
‘Lea’ of Authors.
Bolotov et al., 2017. Sci. Repts. 7: [6] as ‘Radiatula aff. humulis sp. 2’.
Ortiz-Sepulveda et al., 2020. MPE 148: Table S1. [in part]

Radiatula humilis ‘Lea’ of Authors = Scabies mandarinus

(misidentified reference to Unio humilis Lea, 1856)
‘Lea’ of Authors.
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Radiatula humilis sp. 3].
Bolotov et al., 2018. Sci. Repts. 8: Table S1 [as ‘Radiatula humilis sp. 3].
Huang et al., 2019. MPE 130: Table S4 [as ‘Radiatula humilis sp. 3’].
Konopleva et al., 2019. Sci. Repts. 9: Table S1 [as ‘Radiatula humilis sp. 3’].
Ortiz-Sepulveda et al., 2020. MPE 148: Table S1. [in part]

Unio hybridus ‘Sow. Flem.’ of Authors = nomen dubium

‘Sow. Flem.’ of Authors.

Parreysia hypsiprimnus ‘von Martens’ of Authors = Coelatura hypsiprymna

(error for Unio hypsiprymnus Martens, 1897)
‘von Martens’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 849.
Simpson, 1914. Descr. Cat. Naiades: 1136.
Haas, 1936. Abh. Senckenb. Naturf. Ges. 431: 68.
Woodward in Crowley et al., 1964. Annals Mus. R. Afr. Cent. 131: 47.

Anodonta idrinella Bourguignat, 1885 of Authors = Anodonta cygnea

Bourguignat, 1885 of Authors.

Castalina iheringi Marshall, in USNM coll. of Authors = Castalia undosa

Marshall, in USNM coll. of Authors.
Type(s): MANUSCRIPT NAME USNM_125730, Piracicaba, S. Paulo, Brazil.

Unio tumidus var. ilikensis ‘Kobelt’ of Authors = Unio tumidus

(error for Unio tumidus ilekensis Kobelt, 1912)
‘Kobelt’ of Authors.
Zhadin, 1938. Faune USSR Mollusques 4(1): 83.
Kantor & Sysoev, 2005. Cat. Moll. Russia: 327.

Anodonta imbecilis ‘Say’ of Authors = Utterbackia imbecillis

(error for Anodonta imbecillis Say, 1829)
‘Say’ of Authors.
Lea, 1836. Synopsis Fam. Naiades: 54.
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 264.
Adams & Adams, 1857. Gen. Rec. Moll. 2(31-32): 502.
Say, 1858. [in] Binney, Compl. Writings T. Say: 140.
Lapham, 1860. Proc. Acad. Nat. Sci. 12: 156.
B.H. Wright, 1888. Check List N. Amer. Unionidae etc.: [7].
Pilsbry & Rhoads, 1896. Proc. Acad. Nat. Sci. 48: 506.
Clench & Turner, 1956. Bull. Fla. State Mus. 1: 187.
Murray & Leonard, 1962. Handbk. Unionid Muss. Kansas: 95.
R.I. Johnson, 1970. Bull. MCZ 140(6): 362.
Heard, 1975. Malacologia 15(1): 84.
Kat, 1983. Malacologia 23(2): 362.
Hoeh, 1990. Malac. Review 23: 63.
Lydeard et al., 1996. Philos. Trans. Roy. Soc. London (B, Biol. Sci.) 351: 1595.
Rosenberg et al., 1997. J. Moll. Studies 63: 303.
Adamkewicz et al., 1997. MBE 14(6): 622.

Anodonta imbecillis ‘Say’ of Authors = Utterbackia peggyae

(misidentified reference to Anodonta imbecillis Say, 1829)
‘Say’ of Authors.
van der Schalie, 1940. Lloydia 3: 196, pl. 2, fig. 4.
Clench & Turner, 1956. Bull. Fla. State Mus. 1: 187, pl. 6, fig. 2 [as ‘imbecilis’].

Cyrena inaequilateralis Deshayes of Authors = Polymesoda mexicana

Deshayes of Authors.

Anodonta inaequivalvis ‘Lea’ of Authors = Anodontites montezuma

(error for Anodonta inaequivalva Lea, 1868)
‘Lea’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 922.
Martens, 1900. Biol. Centr.-Amer., Moll.: 534.
Simpson, 1914. Descr. Cat. Naiades: 1423.
Mansur et al., 2020. [in] Damborenea, Rogers & Thorp, Freshw.Invert. Neotrop. 5: 424.

Unio indefinitus ‘Lea’ of Authors = Elliptio complanata

(new name for Unio indefinilus Lea, 1863)
‘Lea’ of Authors.
specimen image from publication Lea, 1866. Jour. Acad. Nat. Sci. 6 [O. 11]: 15 [19], pl. 4, fig. 12.
Haas, 1969. Das Tierreich 88: 235.
Type(s): HOLOTYPE USNM_85388, Long Creek, Mecklenburg Co., N.C.

Unio inflatus Locard 1881 of Authors = Unio crassus

Locard 1881 of Authors.

Ensidens ingallsianus ‘Lea’ of Authors = Ensidens telus

(misidentified reference to Unio ingallsianus Lea, 1852)
‘Lea’ of Authors.
Muanta et al., 2019. J. Moll. Studies 85(2): 227 [as ‘Clade A2’].
Konopleva et al., 2019. Ecologica Montenegrina 24: Appendix 1.
Bolotov et al., 2020. Sci. Repts. 10: Table S1.
Jeratthitikul et al., 2021. Raffles Bull. Zool. 69: 129. [in part]

Pseudodon inoscularis ‘Gould’ of Authors = Sundadontina tumida

(misidentified reference to Anodon inoscularis Gould, 1844)
‘Gould’ of Authors.
Pfeiffer & Graf, 2013. J. Moll. Studies 79: 251.
Pfeiffer & Graf, 2015. Zool. J. Linn. Soc. 175(2): 310.
Konopleva et al., 2017. Systemat. Biodiv. 15(3): 207.
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Pseudodon cf. inoscularis’].
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘ “Monodontina” cf. inoscularis sp. 2’].
Huang et al., 2019. MPE 130: Table S4 [as ‘ “Monodontina” cf. inoscularis sp. 2’].
Lopes-Lima et al., 2020. MPE 146: Table 1 [as ‘ “Monodontina” cf. inoscularis sp. 2’].

Pseudodon inoscularis ‘Gould’ of Authors = Sundadontina tumida

(misidentified reference to Anodon inoscularis Gould, 1844)
‘Gould’ of Authors.
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Pseudodon aff. inoscularis sp. 1].
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘ “Monodontina” aff. inoscularis sp. 1].
Huang et al., 2019. MPE 130: Table S4 [as ‘ “Monodontina” aff. inoscularis sp. 1].

Pseudodon inoscularis ‘Gould’ of Authors = Indopseudodon indawgyiensis

(misidentified reference to Anodon inoscularis Gould, 1844)
‘Gould’ of Authors.
Bolotov et al., 2020. Sci. Repts. 10: Tables 3, S1.
Konopleva et al., 2021. Sci. Repts. 11: Table S1.
Jeratthitikul et al., 2021. Eur. J. Taxonomy 775: 124.
Bolotov et al., 2022. Hindawi 6600359: Table S1.
Jeratthitikul et al., 2022. Sci. Repts. 12: Table S1.
Konopleva et al., 2023. Diversity 15(1), 10: Table S2.
Kongim et al., 2023. Tropical Nat. Hist. 7: Table 1.
Jeratthitikul & Sutcharit, 2023. Tropical Nat. Hist. 7: Table 1.

Unio intermedius ‘Rm.’ of Authors = Unio crassus

‘Rm.’ of Authors.

Anodonta intermerata ‘Heude’ of Authors = Sinanodonta woodiana

(error for Anodon intemerata Heude, 1885)
‘Heude’ of Authors.
Paetel, 1890. Cat. Conch.-Samml. 3: 183.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 639.
Preston, 1912. Rec. Ind. Mus. 7: 284.
Simpson, 1914. Descr. Cat. Naiades: 405.

Unio interruptus ‘Rafinesque’ of Authors = Epioblasma brevidens

(misidentified reference to Obliquaria (Plagiola) interrupta Rafinesque, 1820)
‘Rafinesque’ of Authors.
Conrad, 1834. New Fresh-Water Shells: 69.
Say, 1834. Amer. Conch. 6: ??.
Ferussac, 1835. Mag. Zool. 5(59-60): 28.
Conrad, 1838. Monogr. Fam. Unionidae 1(10): 88, pl. 48.
Reeve, 1864. Conch. Icon. 16: pl. 14, sp. 56.

Villosa iris ‘Lea’ of Authors = Cambarunio simus

(misidentified reference to Unio iris Lea, 1829)
‘Lea’ of Authors.
Campbell et al., 2005. Invert. Biol. 124(2): 155. [in part]
Zanatta & Murphy, 2006. MPE 41(1): 198. [in part]

Unio janthinus ‘Philippi’ of Authors = Diplodon chilensis

(error for Unio ianthinus Philippi, 1869)
‘Philippi’ of Authors.
Haas, 1930. Senckenbergiana 12: 178.
Parodiz, 1968. Sterkiana 30: 7.

Pronodularia japanensis ‘Lea’ of Authors = Pronodularia japanensis

(reference to Unio japanensis Lea, 1859)
‘Lea’ of Authors.
Lopes-Lima et al., 2020. MPE 146: fig. 16 [as ‘Pronodularia cf. japanensis 3]. [in part]

Sinanodonta japonica ‘Clessin’ of Authors = Beringiana fukuharai

(misidentified reference to Anodonta japonica Clessin, 1874)
‘Clessin’ of Authors.
Sano et al., 2017. J. Wat. Res. Prot. 9: Table 2. [in part]
Sano et al., 2020. Plankton Benthos Res. 15(2): Table 1. [in part]

Sinanodonta japonica ‘Clessin’ of Authors = Beringiana beringiana

Anodon javana ‘Sowerby’ of Authors = Pilsbryoconcha exilis

(error for Anodon javona Sowerby, 1867)
‘Sowerby’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 588.
Preston, 1912. Rec. Ind. Mus. 7: 282.
Simpson, 1914. Descr. Cat. Naiades: 242.
Haas, 1920. Conch. Cab. 9 (pt. 2, h. 52): 297.
Haas, 1969. Das Tierreich 88: 382.

Margaron (Unio) jayanus ‘Lea’ of Authors = Elliptio jayensis

(error for Unio jayensis Lea, 1838)
‘Lea’ of Authors.
Lea, 1870. Synopsis Fam. Naiades: 60.
B.H. Wright, 1888. Check List N. Amer. Unionidae etc.: [3].

Anodonta jewittiana ‘Lea’ of Authors = Anodontites trapesialis

(error for Anodonta jewettiana Lea, 1868)
‘Lea’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 927.
Frierson, 1927. Check List N. Amer. Naiades: 97.

Anodonta jewittii ‘Lea’ of Authors = Anodontites trapesialis

(error for Anodonta jewettii Lea, 1868)
‘Lea’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 927.
Frierson, 1927. Check List N. Amer. Naiades: 97.
‘Lea’ Haas, 1931. Senckenbergiana 13: 99.

Unio jonicus ‘Drouët’ of Authors = Unio ionicus

(error for Unio ionicus ‘Blanc, in litt.’ Drouët, 1879)
‘Drouët’ of Authors.
Kobelt, 1886. Icon. Land- und Süssw.-Moll. 2: 43.
Westerlund, 1890. Fauna Paläarct. Binnenconch. 2(7): 153.
specimen image from publication Kobelt, 1893. Icon. Land- und Süssw.-Moll. 6: 87.
Haas, 1940. Zool. Ser. Field Mus. Nat. Hist. 24: 131.
Haas, 1969. Das Tierreich 88: 52.
Lopes-Lima et al., 2017. Biol. Rev. 92(1): 578.
Lyubas et al., 2022. Diversity 14(11), 935: Table S3.

Unio joubini Locard, in coll. MNHN of Authors = nomen dubium

Locard, in coll. MNHN of Authors.

Unio jourdeuilhi ‘Ray in Locard’ of Authors = Unio mancus

(error for Unio jourdheuili Bourguignat in Locard, 1882)
‘Ray in Locard’ of Authors.
Westerlund, 1890. Fauna Paläarct. Binnenconch. 2(7): 138.
Baichère, 1890. Bull. Soc. Malac. France 7: 124.

Brazzaea jourdyi ‘Bourguignat’ of Authors = Brazzaea anceyi

(error for Brazzaea jouberti Bourguignat, 1886)
‘Bourguignat’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 907.
Kobelt, 1910. Abh. Senckenb. Naturf. Ges. 32: 1374.
Simpson, 1914. Descr. Cat. Naiades: 1374.

Unio juranus ‘Locard’ of Authors = Unio nanus

(error for Unio jurianus Locard, 1889)
‘Locard’ of Authors.
Locard, 1893. Coqu. Eau Douce Saumâtre France: 157.
Germain, 1931. Faune de France 22: 725.

Corbicula kashmirensis ‘Deshayes’ of Authors = Corbicula cashmiriensis

(error for Corbicula cashmiriensis Deshayes, 1855)
‘Deshayes’ of Authors.
Theobald, 1876. Cat. Land Freshw. Shells Brit. Ind.: 45.
Theobald, 1878. J. Asiat. Soc. Bengal 47: 147.

Anodon kellettii ‘Sowerby’ of Authors = Pilsbryoconcha exilis

(error for Anodon kelletii Sowerby, 1867)
‘Sowerby’ of Authors.
Lea, 1870. Synopsis Fam. Naiades: 84.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 588.
Preston, 1912. Rec. Ind. Mus. 7: 282.
Simpson, 1914. Descr. Cat. Naiades: 242.
Brandt, 1974. Arch. Moll. 105: 264.

Batissa kerandrenia Adams of Authors = Batissa violacea

(error for Cyrena keraudrenia Lesson, 1830)
Adams of Authors.

Indonaia khadakvaslaensis ‘Ray’ of Authors = Lamellidens corrianus

(misidentified reference to Indonaia khadakvaslaensis Ray, 1966)
‘Ray’ of Authors.
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Indonaia khadakvaslaensis sp. 4’].
Huang et al., 2019. MPE 130: Table S4 [as ‘Indonaia khadakvaslaensis sp. 4’].

Radiatula khadakvaslaensis ‘Ray’ of Authors = Indonaia shurtleffiana

(reference to Indonaia khadakvaslaensis Ray, 1966)
‘Ray’ of Authors.
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Radiatula khadakvaslaensis sp. 1’].
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Indonaia khadakvaslaensis sp. 1’].
Bolotov et al., 2018. Sci. Repts. 8: Table S1 [as ‘Indonaia khadakvaslaensis sp. 1’].
Huang et al., 2019. MPE 130: Table S4 [as ‘Indonaia khadakvaslaensis sp. 1’].
Konopleva et al., 2019. Sci. Repts. 9: Table S1 [as ‘Indonaia khadakvaslaensis sp. 1’].
Bolotov et al., 2020. Sci. Repts. 10: Table S1 [as ‘Indonaia khadakvaslaensis’].
Bolotov et al., 2022. Hindawi 6600359: Table S1 [as ‘Indonaia khadakvaslaensis’].

Radiatula khadakvaslaensis ‘Ray’ of Authors = Indonaia rugosa

(misidentified reference to Indonaia khadakvaslaensis Ray, 1966)
‘Ray’ of Authors.
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Radiatula khadakvaslaensis sp. 2’].
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Indonaia khadakvaslaensis sp. 2’].
Huang et al., 2019. MPE 130: Table S4 [as ‘Indonaia khadakvaslaensis sp. 2’].

Radiatula khadakvaslaensis ‘Ray’ of Authors = Indonaia bonneaudii

(misidentified reference to Indonaia khadakvaslaensis Ray, 1966)
‘Ray’ of Authors.
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Radiatula khadakvaslaensis sp. 3’].
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Radiatula khadakvaslaensis sp. 3’].
Pfeiffer et al., 2018. J. Moll. Studies 84(4): [4].
Huang et al., 2019. MPE 130: Table S4 [as ‘Radiatula khadakvaslaensis sp. 3’].
Chen et al., 2026. Cathaica 2(5): Table 1.

Unio kirklandianus ‘Lea’ of Authors = Fusconaia subrotunda

(error for Unio kirtlandianus Lea, 1834)
‘Lea’ of Authors.
Lea, 1838. Synopsis Fam. Naiades: 23.
Hanley, 1843. Illustr. Descr. Cat. Rec. Bivalve Shells: 203.
ITIS, 2012. ITIS: [web].

Anodonta klecaki ‘Drouët’ of Authors = Anodonta cygnea

(error for Anodonta kleciaki Drouët, 1881)
‘Drouët’ of Authors.
Bourguignat, 1881. Mater. Moll. Acécphales Syst. Europ. 1: 275.
Westerlund, 1890. Fauna Paläarct. Binnenconch. 2(7): 261.

Hoffetrigonia kobayashi (Hoffet) of Authors = Hoffetrigonia kobayashi

(Hoffet) of Authors.

Anodonta kobeltiana Adami of Authors = Anodonta cygnea

Adami of Authors.

Anodonta konkanica Bourguignat, 1885 of Authors = Anodonta cygnea

Bourguignat, 1885 of Authors.

Unio koseretzi ‘Clessin’ of Authors = Diplodon koseritzi

(error for Unio koseritzi Clessin, 1888)
‘Clessin’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 894.
Simpson, 1914. Descr. Cat. Naiades: 1312.
Haas, 1930. Senckenbergiana 12: 182.
Bonetto, 1964. Physis 24(68): 327.
Parodiz, 1968. Sterkiana 30: 7.
Bonetto & Mansur, 1970. Acta Zool. Lilloana 27: 245.

Unio kruperi Kob. fig. 1644-1645 of Authors = Unio elongatulus

Kob. fig. 1644-1645 of Authors.
Drouët, 1879. J. de Conch. 27: 140.

Unio raddei var. kutaisiana ‘Kobelt’ of Authors = Unio gontierii

(error for Unio raddei var. koutaisiana Kobelt, 1886)
‘Kobelt’ of Authors.
Zhadin, 1938. Faune USSR Mollusques 4(1): 94.
Zatravkin, 1987. Byull. Mosk. Obshch.. Ispyt. Prir. 92(4): 49.

Corbicula kyngarica ‘Germain’ of Authors = Corbicula fluminalis

(error for Corbicula kynganica Germain, 1906)
‘Germain’ of Authors.
Vinarski & Kantor, 2016. Analyt. Cat. Fr. Brack. Moll. Russia: 80.
Bespalaya et al., 2025. Zool. Scripta: Appendix S1, p. 3.

Anodonta labiata Seefauna of Authors = nomen dubium

Seefauna of Authors.

Quadrula lachrymosa ‘Lea’ of Authors = Quadrula quadrula

(error for Unio lacrymosus Lea, 1828)
‘Lea’ of Authors.
Swainson, 1840. Treat. Malacol.: 378.
Hanley, 1843. Illustr. Descr. Cat. Rec. Bivalve Shells: 177.
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 256.
Adams & Adams, 1857. Gen. Rec. Moll. 2(31-32): 497.
specimen image from publication Reeve, 1864. Conch. Icon. 16: pl. 9, sp. 33.
Call, 1895. Trans. Acad. Sci. St. Louis 7: 21.
F.C. Baker, 1898. Bull. Chicago Acad. Sci. 3(1): 83, pl. 25, fig. 1; pl. 12, fig. 2.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 776.
Call, 1900. Ind. Dept. Geol. Nat. Res. (1899): 489.
Ortmann, 1909. Nautilus 22(10): 100.
Ortmann, 1909. Ann. Carnegie Mus. 5: 199.
Ortmann, 1910. Nautilus 23(11): 140.
Ortmann, 1910. Nautilus 23: 116.
Ortmann, 1912. Ann. Carnegie Mus. 8: 253.
Simpson, 1914. Descr. Cat. Naiades: 839, 841.
Vanatta, 1915. Proc. Acad. Nat. Sci. 67: 556.
Ortmann & Walker, 1922. Occ. Pap. Mus. Zool. Univ. Mich. (112): 14, 16.
Frierson, 1927. Check List N. Amer. Naiades: 47.
F.C. Baker, 1928. Bull. Wisconsin Geol. Nat. Hist. Survey 70(2): 84.
R.I. Johnson, 1980. Bull. MCZ 149(2): 90.
Vidrine, 1993. Histr. Distr. Freshw. Mussels LA: 53.
Strayer & Jirka, 1997. Pearly Mussels NY (26): 98.

Castalioides laddei ‘Marshall’ of Authors = nomen dubium

(error for Castalioides laddi Marshall, 1934)
‘Marshall’ of Authors.
Haas, 1969. Treatise on Invert. Paleo 1: N459.
Millard, 2001. Class. Moll. (3): 1069.

Batissa laevigata Schumacher of Authors = Batissa violacea

Schumacher of Authors.

Unio laevigatus ‘Rafinesque’ of Authors = Obovaria subrotunda

(error for Unio (Aximedia) levigata Rafinesque, 1820)
‘Rafinesque’ of Authors.
Say, 1834. Amer. Conch. 6: [no pagination].
Conrad, 1834. New Fresh-Water Shells: 70.
Ferussac, 1835. Mag. Zool. 5(59-60): 28.
Lea, 1836. Synopsis Fam. Naiades: 59.
Lea, 1852. Synopsis Fam. Naiades: 57.
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 251.
Ortmann, 1921. Mem. Carnegie Mus. 8: 92.

Margaritifera laevis ‘Haas’ of Authors = Margaritifera middendorffi

(misidentified reference to Ptychorhynchus laevis Haas, 1910)
‘Haas’ of Authors.
Huff et al., 2004. J. Moll. Studies 70: 381.
Walker et al., 2006. Malacologia 48(1-2): 271.
Araujo et al., 2009. J. Moll. Studies 75(2): 97. [in part]
Takeuchi et al., 2015. Mollusc. Res. 35(4): 220. [in part]

Corbicula laeviuscula ‘Prime’ of Authors = Corbicula leviuscula

(error for Corbicula leviuscula Prime, 1864)
‘Prime’ of Authors.
Prime, 1863. Cat. Corbicul.: 3.
Crosse & Fischer, 1876. J. de Conch. 24: 334.
Morlet, 1891. J. de Conch. 39: 253.

Corbicula lagillierti Prashad, 1924, Proc. Malac. Soc. London 16 of Authors = Corbicula largillierti

(error for Cyrena largillierti Philippi, 1844)
Prashad, 1924, Proc. Malac. Soc. London 16 of Authors.

Unio lagnysiacus ‘Bourguignat in Locard’ of Authors = Unio crassus

(error for Unio lagnisicus Bourguignat in Locard, 1882)
‘Bourguignat in Locard’ of Authors.
Germain, 1931. Faune de France 22: 724.
Prie, 2012. MalaCo 8: 430.

Unio lagnysicus ‘Bourguignat’ of Authors = Unio crassus

(error for Unio lagnisicus Bourguignat in Locard, 1882)
‘Bourguignat’ of Authors.
Locard, 1889. Contr. Faune Malacol. Franc. 13: 127 [21].
Westerlund, 1890. Fauna Paläarct. Binnenconch. 2(7): 84.
Locard, 1893. Coqu. Eau Douce Saumâtre France: 154.
Dumas, 1895. Rev. Sci. Bourbonnais, Suppl.: 47.
Rochebrune, 1903. Bull. Mus. Nation. Hist. Natur. 9: 389.
Kobelt & Haas, 1910. Icon. Land- und Süssw.-Moll. 17: 37.

Unio lamboltei ‘Malzine’ of Authors = Unio crassus

(error for Unio lambottei Malzine, 1867)
‘Malzine’ of Authors.
Locard, 1893. Coqu. Eau Douce Saumâtre France: 177.
Germain, 1931. Faune de France 22: 732.
Haas, 1940. Zool. Ser. Field Mus. Nat. Hist. 24: 130.

Unio lamobrachys Rafinesque of Authors = nomen dubium

Rafinesque of Authors.

Schistodesmus lampreyanus ‘Baird & Adams’ of Authors = Schistodesmus xinyuensis

(misidentified reference to Unio (Dysnomia) lampreyanus Baird & Adams, 1867)
‘Baird & Adams’ of Authors.
Huang et al., 2002. J. Moll. Studies 68: Table 1.
Zhang et al., 2004. Acta Hydrobiol. Sinica 28(3): fig. 1.
Zhou et al., 2007. Acta Zool. Sinica 53(6): Table 1.
Szumowski et al., 2012. Amer. Malac. Bull. 30(1): Table S3.
Ouyang et al., 2015. J. Agri. Biotech. 23(6): Table 1.
Liu et al., 2017. PLoS One 12(12 ), e0189737: Table S4.
Lopes-Lima et al., 2017. MPE 106: Table 2.
Bolotov et al., 2017. Sci. Repts. 7: Table S1.
Bolotov et al., 2017. Sci. Repts. 7: Table S1.
Sano et al., 2017. J. Wat. Res. Prot. 9: Table 2.
Wu et al., 2018. PLoS One 13(8), e0200956: Table 1.
Wu et al., 2019. ZooKeys 812: 29.
Fukata & Iigo, 2019. mtDNA B 4(2): fig. 1.
Huang et al., 2019. MPE 130: Tables S1, S4. [in part]
Fukata & Iigo, 2020. mtDNA B 5(2): fig. 1.
Wu et al., 2020. Invert. Syst. 34: Table S2.
Wu et al., 2020. Malacologia 63(1): Table 1.
Lopes-Lima et al., 2020. MPE 146: Table 1.
Choi et al., 2020. Sci. Repts. 10: Table S5.
Sano et al., 2020. Plankton Benthos Res. 15(2): Table 1.
Kim et al., 2021. mtDNA B 6(1): fig. 1.
Wu et al., 2021. J. Lake Sci. 33(6): attached Tables 1-2.
Wu et al., 2022. Zool. Scripta 51: Tables S1-S2.
Pavan-Kumar et al., 2022. Mol. Biol. Rep. 49: Table S1.
Jeratthitikul et al., 2022. Sci. Repts. 12: Table S1.
Dai et al., 2023. Invert. Syst. 37(2): Table 2.
Wu et al., 2023. Org Divers Evol (2023): Table 2.
Wu et al., 2023. ZooKeys 1166: Table 1.
Liu et al., 2023. ZooKeys 1179: Table 1.
Bogan et al., 2023. Diversity 15(6), 710: Table 1.
Chen et al., 2023. ZooKeys 1173: Table 1.
Dai et al., 2024. Zool. Scripta 53: Tables 1, S2.
Wu et al., 2024. J. Zool. Syst. Evol. Res. 2024, 1499508: Table 2.
Wu et al., 2024. Zool. Scripta 53(5): Tables S2-S3.
Dai et al., 2024. Invert. Syst. 38(6): Tables 2-3.
Hou et al., 2024. Invert. Syst. 38, IS24071: Table 2.
Hou et al., 2025. Zoosyst. Evol. 101(1): Table S2.
Hou et al., 2025. Zoosyst. Evol. 101(1): Table S2.
Dai et al., 2025. Zoosyst. Evol. 101(2): Tables 1-2.
Chen et al., 2025. Zoosyst. Evol. 101(4): Table S3.
Chen et al., 2025. Zoosyst. Evol. 101(4): Table 1.
Campbell & Lydeard, 2026. Malacologia 68(1/2): 294. [in part]

Schistodesmus lampreyanus ‘Baird & Adams’ of Authors = Schistodesmus tongpenensis

(misidentified reference to Unio (Dysnomia) lampreyanus Baird & Adams, 1867)
‘Baird & Adams’ of Authors.
Huang et al., 2019. MPE 130: Tables S1, S4. [in part]
Chen et al., 2025. Zoosyst. Evol. 101(4): Table 1.
Campbell & Lydeard, 2026. Malacologia 68(1/2): 294. [in part]

Unio landeaui Bourguignat, in MNHN coll. of Authors = Coelatura horei

Bourguignat, in MNHN coll. of Authors.
Type(s): MANUSCRIPT NAME MNHN_MP_1342, Kibanga, Lac Tanganyika.

Lepidodesma languilata ‘Heude’ of Authors = Lepidodesma languilati

(error for Unio languilati Heude, 1874)
‘Heude’ of Authors.
Haas, 1969. Treatise on Invert. Paleo 1: N446.
Millard, 2001. Class. Moll. (3): 1058.
Huang et al., 2002. J. Moll. Studies 68: 360.

Unio laoensis ‘Lea’ of Authors = Gibbosula laosensis

(error for Unio laosensis Lea, 1863)
‘Lea’ of Authors.
specimen image from publication Sowerby, 1866. Conch. Icon. 16: pl. 47, sp. 256.
Haas, 1910. Conch. Cab. 9 (pt. 2, h. 42): pl. 12, caption.

Unio laticostatus ‘Lea’ of Authors = Amblema plicata

(error for Unio latecostatus Lea, 1845)
‘Lea’ of Authors.
Adams & Adams, 1857. Gen. Rec. Moll. 2(31-32): 497.
Lea, 1870. Synopsis Fam. Naiades: 31.
Singley, 1893. Geol. Surv. Texas (1892): 317.

Sinanodonta lauta ‘Martens’ of Authors = Beringiana fukuharai

(misidentified reference to Anodonta lauta Martens, 1877)
‘Martens’ of Authors.
Sano et al., 2017. J. Wat. Res. Prot. 9: Table 2. [in part]
Sano et al., 2020. Plankton Benthos Res. 15(2): Table 1. [in part]

Sinanodonta lauta ‘Martens’ of Authors = Beringiana japonica

Spatha (Moncetia) lavigerina ‘Bourguignat’ of Authors = Moncetia anceyi

(error for Moncetia lavigeriana Bourguignat, 1886)
‘Bourguignat’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 901.
Kobelt, 1910. Abh. Senckenb. Naturf. Ges. 32: 87.
Simpson, 1914. Descr. Cat. Naiades: 1346.

Burtonia lavigerina ‘Bourguignat’ of Authors = Pseudospatha tanganyicensis

(error for Burtonia lavigeriana Bourguignat, 1886)
‘Bourguignat’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 577.
Simpson, 1914. Descr. Cat. Naiades: 204.
Pain & Woodward, 1968. Rev. Zool. Botan. Afr. 77: 213.

Unio lawleyanus ‘Gentiluomo’ of Authors = Unio mancus

(error for Unio lawleyianus Gentiluomo, 1868)
‘Gentiluomo’ of Authors.
Kobelt, 1884. Icon. Land- und Süssw.-Moll. 1: 65.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 683.
Simpson, 1914. Descr. Cat. Naiades: 533.
Haas, 1940. Zool. Ser. Field Mus. Nat. Hist. 24: 127.

Anodonta lederi Bourguignat, 1882 of Authors = Anodonta cygnea

Bourguignat, 1882 of Authors.

Pilsbryoconcha lemeslei ‘Morelet’ of Authors = Pilsbryoconcha acuta

(misidentified reference to Anodonta lemeslei Morelet, 1875)
‘Morelet’ of Authors.
Bolotov et al., 2020. Sci. Repts. 10: Table S1.
Konopleva et al., 2021. Sci. Repts. 11: Table S1.

Pilsbryoconcha lemsleyi ‘Morelet’ of Authors = Namkongnaia lemeslei

(error for Anodonta lemeslei Morelet, 1875)
‘Morelet’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 588.
Suvatti, 1950. Fauna Thailand: 109.

Burtonia leopoldvillensis ‘Putzeys’ of Authors = Mutela legumen

(error for Burtonia carrei Putzeys, 1898)
‘Putzeys’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 577.
Kobelt, 1910. Abh. Senckenb. Naturf. Ges. 32: 87.

Glabaris leotandi ‘Guppy’ of Authors = Anodontites leotaudi

(error for Anodon leotaudi Guppy, 1866)
‘Guppy’ of Authors.
Lea, 1870. Synopsis Fam. Naiades: 83.
B.H. Wright, 1888. Check List N. Amer. Unionidae etc.: [7] [as ‘Anodonta leotandi’].
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 929.

Unio lepidioir ‘Lea’ of Authors = Diplodon charruanus

(error for Margaron (Unio) lepidior Lea, 1870)
‘Lea’ of Authors.
Bonetto, 1964. Physis 24(68): 327.
Bonetto, 1965. Anais Congr. Lat.-Amer. Zool. 2: 50.
Bonetto & Mansur, 1970. Acta Zool. Lilloana 27: 249.
Simone, 2006. Land. Freshw. Moll. Brazil.: 267.

Anodon lepidus ‘Lea’ of Authors = nomen dubium

‘Lea’ of Authors.

Unio leseurianus ‘Lea’ of Authors = Fusconaia subrotunda

(error for Unio lesueurianus Lea, 1840)
‘Lea’ of Authors.
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 251.
Frierson, 1927. Check List N. Amer. Naiades: 56.

Unio levigatus Küster of Authors = Unio pictorum

Küster of Authors.

Indonaia lima ‘Simpson’ of Authors = Indonaia rugosa

(misidentified reference to Nodularia (sec. Radiatula) lima Simpson, 1900)
‘Simpson’ of Authors.
Bolotov et al., 2017. Sci. Repts. 7: Table S1.
Bolotov et al., 2018. Sci. Repts. 8: Table S1.
Huang et al., 2019. MPE 130: Table S4.
Konopleva et al., 2019. Sci. Repts. 9: Table S1.
Jeratthitikul et al., 2019. Tropical Nat. Hist. 19(1): 25.
Bolotov et al., 2020. Sci. Repts. 10: Table S1.
Bolotov et al., 2022. Hindawi 6600359: Table S1.

Unio limagnae ‘Bouillet’ of Authors = Unio tumidus

(error for Unio limaniae Dupuy, 1852)
‘Bouillet’ of Authors.
Jay, 1835. Cat. Rec. Shells: 16 [as ‘limagnæ’].
Lea, 1836. Synopsis Fam. Naiades: 36 [as ‘limagnæ’].
Lea, 1838. Synopsis Fam. Naiades: 24 [as ‘limagnæ’].

Mytilaster lineatus ‘Gmelin’ of Authors = Mytilaster minimus

(misidentified reference to Mytilus lineatus Gmelin, 1791)
‘Gmelin’ of Authors.
Zhadin, 1952. Moll. SSSR (46): 285, fig. 248.
Zhadin, 1965. Moll. USSR: 232, fig. 248.

Unio lineolatus ‘Rafinesque’ of Authors = Ellipsaria lineolata

(reference to Obliquaria (Plagiola) lineolata Rafinesque, 1820)
‘Rafinesque’ of Authors.
‘Rafinesque’ Say, 1834. Amer. Conch. 6: pl. 68.
‘Rafinesque’ Conrad, 1834. New Fresh-Water Shells: 70.

Pilsbryoconcha linguaeformis ‘Morelet’ of Authors = Pilsbryoconcha exilis

(misidentified reference to Anodonta linguaeformis Morelet, 1875)
‘Morelet’ of Authors.
Matos et al., 2024. mtDNA B 9(7): 895.
Matos et al., 2024. mtDNA B 9(6): 698.

Anodonta linneana ‘Lea’ of Authors = Pyganodon grandis

(error for Anodonta linnaeana Lea, 1852)
‘Lea’ of Authors.
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 264.
Hanley, 1856. Illustr. Descr. Cat. Rec. Bivalve Shells: 387.
Sowerby, 1870. Conch. Icon. 17: pl. 35, sp. 144.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 646.
Simpson, 1914. Descr. Cat. Naiades: 431.
Frierson, 1927. Check List N. Amer. Naiades: 14.
Haas, 1969. Das Tierreich 88: 364.
Parmalee & Bogan, 1998. The Freshwater Mussels of Tennessee: 206.
Watters et al., 2009. Freshw. Mussels OH: 260.

Unio listeri ‘Sow. Flem.’ of Authors = nomen dubium

‘Sow. Flem.’ of Authors.

Unio litoralis ‘Lamarck’ of Authors = Potomida littoralis

(error for Unio littoralis Cuvier, 1798)
‘Lamarck’ of Authors.
Menke, 1828. Syn. Method. Moll.: 64.
Menke, 1830. Syn. Method. Moll.: 107.
Lea, 1836. Synopsis Fam. Naiades: 32.
Lea, 1838. Synopsis Fam. Naiades: 22.
Swainson, 1840. Treat. Malacol.: 282.
Lea, 1852. Synopsis Fam. Naiades: 34.
Rossmässler, 1854. Icon. Land- und Süssw.-Moll. 3 (1-2): 37.
Küster, 1855. Conchyl. Cab. 9(2): 128.
specimen image from publication Reeve, 1865. Conch. Icon. 16: pl. 22, sp. 98.
Sowerby, 1868. Conch. Icon. 16: pl. 86, sp. 461.
Lea, 1870. Synopsis Fam. Naiades: 54.
Woodward, 1871. Man. Moll: 433.
Westerlund, 1890. Fauna Paläarct. Binnenconch. 2(7): 52.

Potomida littoralis ‘Cuvier’ of Authors = Potomida semirugata

(misidentified reference to Unio littoralis Cuvier, 1798)
‘Cuvier’ of Authors.
Whelan et al., 2011. MPE 61: 506. [in part]
Bolotov et al., 2020. Sci. Repts. 10: Table S1.
Konopleva et al., 2021. Sci. Repts. 11: Table S1.
Jeratthitikul et al., 2021. Eur. J. Taxonomy 775: 125.
Bolotov et al., 2022. Hindawi 6600359: Table S1.
Jeratthitikul et al., 2022. Sci. Repts. 12: Table S1.
Konopleva et al., 2023. Diversity 15(1), 10: Table S2.
Konopleva et al., 2023. Zoosyst. Evol. 99(1): Table S1.
Dai et al., 2023. Invert. Syst. 37(2): Table 1. [in part]
Kongim et al., 2023. Tropical Nat. Hist. 7: Table 1.
Jeratthitikul et al., 2024. Zoosyst. Evol. 100(4): Table S1.
Dai et al., 2024. Zoosyst. Evol. 100(4): Table 2.
Jeratthitikul et al., 2025. ZooKeys 1224: Table S1.
Chen et al., 2025. Cathaica 1(7): Table 1.
Dai et al., 2025. Zoosyst. Evol. 101(2): Table 1.

Psilunio littoralis ‘Cuvier’ of Authors = Unio ravoisieri

(misidentified reference to Unio littoralis Cuvier, 1798)
‘Cuvier’ of Authors.
Giribet & Wheeler, 2002. Invert. Biol. 121(4): 277.
Giribet & Distel, 2003. Mol. Syst. Phylogeo. Moll.: 52.
Huff et al., 2004. J. Moll. Studies 70: 381 [as ‘Potomida littoralis’].
Jeffrey et al., 2016. J. Comp. Physiol. B 187: 91.
Vikhrev et al., 2018. Systemat. Biodiv. 16(1): Appendix 5 [as ‘Potomida littoralis’].

Anodon litturatum ‘Spix’ of Authors = Anodontites obtusa

(error for Anodon obtusus var. lituratum Spix in Wagner, 1827)
‘Spix’ of Authors.
Moricand, 1837. Mém. Soc. Phys. Hist. Nat. Genève 8(1): 147.
Hupé, 1857. [in] Castelnau, Anim. Nouv. Rares d’Amer. Sud: 87, pl. 17, fig. 4 [as ‘Anodonta litturataq’].

Anodonta liturata ‘Hupé’ of Authors = Anodontites obtusa

(error for Anodon litturatum ‘Spix’ of Authors)
‘Hupé’ of Authors.
Sowerby, 1868. Conch. Icon. 17: pl. 20, sp. 78.
Ihering, 1890. Arch. Naturg. 56(1): 160.

Pisidium ljovushkini ‘Starobogatov’ of Authors = Euglesa ljovuschkini

(error for Pisidium ljovuschkini Starobogatov, 1962)
‘Starobogatov’ of Authors.
Kantor et al., 2010. Cat. Contin. Moll. Russia: 311.
Vinarski & Kantor, 2016. Analyt. Cat. Fr. Brack. Moll. Russia: 118.
Bespalaya et al., 2024. Zool. J. Linn. Soc. 201(2): 328, Table 1.

[Neamnigenia] longa Betekhtina of Authors = Neamnigenia longa

Betekhtina of Authors.

Aspatharia luapulaensis Dautzenberg & Germain of Authors = Chambardia flava

Dautzenberg & Germain of Authors.
Pilsbry & Bequaert, 1927. Bull. AMNH 53: pl. 36, figs. 4-4a [as ‘Aspatharia sp.’]. [MS]
Type(s): MANUSCRIPT NAME IRSNB_MP_0333, La Luapula, a Kasenga.

Galatea lubakii ‘Bernardi’ of Authors = Galatea paradoxa

(error for Galatea lubackii Bernardi, 1860)
‘Bernardi’ of Authors.
Bernardi, 1860. Monogr. Galatea et Fischeria: pl. 1, figs. 5-6.
Sowerby, 1868. Conch. Icon. 16: pl. 6, sp. 13.
Huber, 2010. Compendium of Bivalves: 692.

Contradens dimotus var. lugens Prashad of Authors = Lens contradens

(misidentified reference to Unio lugens Drouët & Chaper, 1892)
Prashad of Authors.

Unio lusitanicus ‘Drouët’ of Authors = Unio mancus

(error for Unio lusitanus Drouët, 1879)
‘Drouët’ of Authors.
Germain, 1931. Faune de France 22: 736.
Prie, 2012. MalaCo 8: 434.

Anodonta mabillei ‘Bourguignat’ of Authors = Anodonta anatina

(error for Anodonta mabilli Bourguignat, 1881)
‘Bourguignat’ of Authors.
Locard, 1882. Prodr. Malac. Franç. 1: 273.
Locard, 1890. Contr. Faune Malacol. Franc. 14: 86 [42].
Locard, 1893. Coqu. Eau Douce Saumâtre France: 254.
Germain, 1904. Bull. Soc. Sci. Nat. Ouest France 4: 298, footnote.
Germain, 1931. Faune de France 22: 761.

Pseudodon mabillei ‘Rochebrune’ of Authors = Sundadontina mabilli

(error for Pseudodon mabilli Rochebrune, 1882)
‘Rochebrune’ of Authors.
Morlet, 1889. J. de Conch. 37: 166.
Fischer, 1891. Bull. Soc. Hist. Nat. Autun 4: 220.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 840.

Mutela mabilli ‘Rochebrune’ of Authors = Mutela zambesiensis

(misidentified reference to Mutelina mabilli Rochebrune, 1886)
‘Rochebrune’ of Authors.
Connolly, 1931. Ann. S. Afr. Mus. 29: 324.
Daget, 1998. Cat. Bivalves Africains: 146.

Medionidus macglameriae ‘van der Schalie’ of Authors = Potamilus fragilis

(error for Medionidus mcglameriae van der Schalie, 1939)
‘van der Schalie’ of Authors.
Turgeon et al., 1988. Am. Fisher. Soc. Spec. Publ. (16): 31.
Williams et al., 1993. Fisheries 18(9): 13.

Elliptio macmichaeli Clench & Turner of Authors = Elliptio mcmichaeli

(error for Elliptio mcmichaeli Clench & Turner, 1956)
Clench & Turner of Authors.
Haas, 1969. Das Tierreich 88: 232.
ITIS, 2012. ITIS: [web].

Pleiodon macmurtrei ‘Conrad’ of Authors = Pleiodon ovatus

(incorrect original spelling of Pleiodon macmurtriei Conrad, 1834)
‘Conrad’ of Authors.
Conrad, 1834. Jour. Acad. Nat. Sci. 7(1): 180.
Hanley, 1843. Illustr. Descr. Cat. Rec. Bivalve Shells: 225.
Mørch, 1853. Cat. Conch. Yoldi 2: 49.
Pilsbry & Bequaert, 1927. Bull. AMNH 53: 443.
Haas, 1969. Das Tierreich 88: 601.
Mandahl-Barth, 1988. Studies on African Freshwater Bivalves: 57.
Daget, 1998. Cat. Bivalves Africains: 151.

Unio maestus ‘Lea’ of Authors = Toxolasma lividum

(error for Unio moestus Lea, 1841)
‘Lea’ of Authors.
specimen image from publication Lea, 1842. Trans. Amer. Phil. Soc. 8 [O. 3]: 244 [82], pl. 26, fig. 60 [as ‘mæstus’].
Lea, 1852. Synopsis Fam. Naiades: 31 [as ‘mæstus’].
B.H. Wright, 1888. Check List N. Amer. Unionidae etc.: [3] [as ‘mæstus’].

Sphaerium mamillanum ‘Westerlund’ of Authors = Sphaerium mamillanum

(error for Sphaerium corneum var. ζ mammillanum Westerlund, 1871)
‘Westerlund’ of Authors.
Starobogatov et al., 2004. Key Freshw. Invert. Russia 6 (molluscs, polychaetes, nemerteans): 70.
Kantor et al., 2010. Cat. Contin. Moll. Russia: 294.
Bogan, 2010. FADA: [web].
Vinarski & Kantor, 2016. Analyt. Cat. Fr. Brack. Moll. Russia: 88.

Unio manca ‘Lamarck’ of Authors = Unio crassus

(misidentified reference to Unio manca Lamarck, 1819)
‘Lamarck’ of Authors.
Millet, 1843. Mag. Zool.: 4, pl. 64, fig. 2.

Corbicula manchurica A. Adams of Authors = nomen dubium

A. Adams of Authors.

Corbicula manillensis ‘Philippi’ of Authors = Corbicula manilensis

(error for Cyrena manilensis Philippi, 1844)
‘Philippi’ of Authors.
Prime, 1860. Proc. Acad. Nat. Sci. 12: 271.
Prime, 1863. Cat. Corbicul.: 4.
Prime, 1870. Amer. J. Conch. 5: 133.
Clessin, 1879. Conch. Cab. 9(3): 187.
Prime, 1895. Cat. Corbiculadae: 13.

Unio manubrius ‘Gould’ of Authors = Uniomerus tetralasmus

(error for Unio manubius Gould, 1855)
‘Gould’ of Authors.
Paetel, 1890. Cat. Conch.-Samml. 3: 158.
Call, 1895. Trans. Acad. Sci. St. Louis 7: 53.
Call, 1900. Ind. Dept. Geol. Nat. Res. (1899): 518.

Unio margaritacea ‘Drap.’ of Authors = Pseudunio auricularius

(error for Unio margaritifera Draparnaud, 1801)
‘Drap.’ of Authors.
Lea, 1838. Synopsis Fam. Naiades: 26.

Margaritifera margaritifera ‘Linneaus’ of Authors = Etheria elliptica

(misidentified reference to Mya margaritifera Linnaeus, 1758)
‘Linneaus’ of Authors.
Akindele & Olutona, 2015. Water Env. J. 29: 543 [as ‘Margaritifera sp.’].
Akindele et al., 2018. African J. Ecol. 56(3): 488, figs. S1-S2.
Ukam et al., 2018. Adv. in Res. 15(2): 1.

Margaritifera margaritifera ‘Linnaeus’ of Authors = Sinanodonta woodiana

(misidentified reference to Mya margaritifera Linnaeus, 1758)
‘Linnaeus’ of Authors.
Echem et al., 2016. IJIRR 3(10): 2916.
Joaquino et al., 2017. JBES 10(3): 43.

Lamellidens marginalis ‘Lamarck’ of Authors = Lamellidens lamellatus

(misidentified reference to Unio marginalis Lamarck, 1819)
‘Lamarck’ of Authors.
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Lamellidens marginalis sp. 4’].
Huang et al., 2019. MPE 130: Table S4 [as ‘Lamellidens marginalis sp. 4’].

Lamellidens marginalis ‘Lamarck’ of Authors = Lamellidens mainwaringi

(misidentified reference to Unio marginalis Lamarck, 1819)
‘Lamarck’ of Authors.
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Lamellidens marginalis sp. 2’ and ‘sp. 3’].
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Lamellidens marginalis sp. 2’ and ‘sp. 3’].
Konopleva et al., 2017. Systemat. Biodiv. 15(3): 207. [in part]
Bolotov et al., 2018. Sci. Repts. 8: Table S1 [as ‘Lamellidens marginalis sp. 3’].
Huang et al., 2019. MPE 130: Table S4 [as ‘Lamellidens marginalis sp. 2’ and ‘sp. 3’].
Jeratthitikul et al., 2019. Tropical Nat. Hist. 19(1): 25.
Konopleva et al., 2020. Ecologica Montenegrina 27: 47.
Bolotov et al., 2020. Sci. Repts. 10: Table S1.

Lamellidens marginalis ‘Lamarck’ of Authors = Lamellidens jenkinsianus

(misidentified reference to Unio marginalis Lamarck, 1819)
‘Lamarck’ of Authors.
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Lamellidens marginalis sp. 4’].
Konopleva et al., 2017. Systemat. Biodiv. 15(3): 207. [in part]
Pavan-Kumar et al., 2022. Mol. Biol. Rep. 49: Table S1.
Wu et al., 2023. Org Divers Evol (2023): Table 2.
Wu et al., 2024. J. Zool. Syst. Evol. Res. 2024, 1499508: Table 2.

Lamellidens marginalis ‘Preston’ of Authors = Lamellidens nongyangensis

(misidentified reference to Unio marginalis Lamarck, 1819)
‘Preston’ of Authors.
Imsong & Murali, 2023. Uttar Pradesh J. Zool. 44(20): 32, fig. 1D.

Margaritana marginata ‘Say’ of Authors = Alasmidonta marginata

(reference to Alasmidonta marginata Say, 1818)
‘Say’ of Authors.
specimen image from publication Küster, 1862. Conchyl. Cab. 9(2): 297, pl. 99, fig. 3.
Sowerby, 1866. Conch. Icon. 16: pl. 51, sp. 267.

Alasmodonta marginata Desh. of Authors = Strophitus undulatus

(misidentified reference to Alasmidonta marginata Say, 1818)
Desh. of Authors.

Alasmodonta marginata Küster of Authors = Strophitus undulatus

(misidentified reference to Alasmidonta marginata Say, 1818)
Küster of Authors.

Unio maritzianus ‘Bourguignat’ of Authors = nomen dubium

‘Bourguignat’ of Authors.

Margaron (Anodonta) marryatana ‘Lea’ of Authors = Pyganodon grandis

(error for Anodonta maryattana Lea, 1840)
‘Lea’ of Authors.
Lea, 1870. Synopsis Fam. Naiades: 82.
B.H. Wright, 1888. Check List N. Amer. Unionidae etc.: [7] [as ‘Anodonta marryatana’].
Frierson, 1927. Check List N. Amer. Naiades: 15.

Anodonta marryattana ‘Lea’ of Authors = Pyganodon grandis

(error for Anodonta maryattana Lea, 1840)
‘Lea’ of Authors.
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 264.
specimen image from publication Sowerby, 1870. Conch. Icon. 17: pl. 28, sp. 111.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 642.
Simpson, 1914. Descr. Cat. Naiades: 422.
F.C. Baker, 1928. Bull. Wisconsin Geol. Nat. Hist. Survey 70(2): 157.
Haas, 1969. Das Tierreich 88: 365.

Unio martelli ‘Pallary’ of Authors = Potomida littoralis

(error for Unio marteli Pallary, 1918)
‘Pallary’ of Authors.
Haas, 1969. Das Tierreich 88: 276.
Van Damme, 1984. Freshw. Moll. N. Africa (25): 59.
Daget, 1998. Cat. Bivalves Africains: 85.
Graf & Cummings, 2011. Hydrobiologia 678: [3].

Anodonta media Bourguignat, 1885 of Authors = Anodonta cygnea

Bourguignat, 1885 of Authors.

Unio meduacensis Adami of Authors = nomen dubium

Adami of Authors.

Anodonta melitopolitana Milachevich of Authors = Anodonta cygnea

Milachevich of Authors.

Unio mellinus ‘Conrad’ of Authors = Lampsilis radiata

(error for Unio melinus Conrad, 1838)
‘Conrad’ of Authors.
Paetel, 1890. Cat. Conch.-Samml. 3: 159.
Frierson, 1927. Check List N. Amer. Naiades: 72, sp. 316a.

Unio meretrecis ‘Bourguignat’ of Authors = Unio mancus

(error for Unio meretricis Locard, 1882)
‘Bourguignat’ of Authors.
Germain, 1904. Bull. Soc. Sci. Nat. Ouest France 4: 267, footnote.
Germain, 1931. Faune de France 22: 737.
Prie, 2012. MalaCo 8: 432.

Quadrula (Pleuronaia) meridithii ‘Lea’ of Authors = Pleuronaia barnesiana

(error for Unio meredithii Lea, 1858)
‘Lea’ of Authors.
B.H. Wright, 1888. Check List N. Amer. Unionidae etc.: [4].
Frierson, 1927. Check List N. Amer. Naiades: 58, sp. 253.

Unio metaneurus ‘Rafinesque’ of Authors = Theliderma metanevra

(error for Obliquaria (Quadrula) metanevra Rafinesque, 1820)
‘Rafinesque’ of Authors.
Herrmannsen, 1849. Ind. Gener. Malacol. 2: 571.
Küster, 1852. Conchyl. Cab. 9(2): 50.
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 252.
Thiele, 1934. Handb. Syst. Weichtierk. 3: 826 [1260] [as ‘Quadrula (Theliderma) metaneura’].

Unio metanever ‘Rafinesque’ of Authors = Theliderma metanevra

(reference to Obliquaria (Quadrula) metanevra Rafinesque, 1820)
‘Rafinesque’ of Authors.
Lea, 1829. Trans. Amer. Phil. Soc. 3 [O. 1]: 418.
Jay, 1835. Cat. Rec. Shells: 17.
Hanley, 1843. Illustr. Descr. Cat. Rec. Bivalve Shells: 179.
Agassiz, 1852. Arch. Naturg. 18(1): 48.
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 252.
Mørch, 1853. Cat. Conch. Yoldi 2: 44.
Lewis, 1871. Amer. J. Conch. 6: 218.
Lea, 1871. Proc. Acad. Nat. Sci. 23: 15 [as ‘Margarita (Unio) metanever’].

Unio microdon Bourguignat of Authors = nomen dubium

Bourguignat of Authors.

Unio micropterus ‘Morelet’ of Authors = Lens micropterus

(reference to Unio micropterus Morelet, 1866)
‘Morelet’ of Authors.
Fischer, 1891. Bull. Soc. Hist. Nat. Autun 4: 226.
Fischer & Dautzenberg, 1904. Mission Pavie 3: 439.

Unio minor Call of Authors = Villosa amygdalum

(misidentified reference to Unio minor Lea, 1843)
Call of Authors.

Corbicula pequinoti [sic] var. minor ‘Pallary’ of Authors = Corbicula fluminalis

(error for Corbicula pequignoti var. major Pallary, 1901)
‘Pallary’ of Authors.
Vinarski & Kantor, 2016. Analyt. Cat. Fr. Brack. Moll. Russia: 80.
Bespalaya et al., 2025. Zool. Scripta: Appendix S1, p. 3.

Fusconaia mitchelli ‘Simpson’ of Authors = Fusconaia iheringi

(misidentified reference to Unio mitchelli Simpson in Dall, 1895)
‘Simpson’ of Authors.
Pfeiffer et al., 2016. Conserv. Genet. 17(2): 281. [in part]
Inoue et al., 2018. Invert. Syst. 32: Table S2. [in part]

Parreysia miyitkyinae ‘Prashad’ of Authors = Radiatula myitkyinae

(error for Parreysia burmanus var. myitkyinae Prashad, 1930)
‘Prashad’ of Authors.
Haas, 1969. Das Tierreich 88: 122.
Brandt, 1974. Arch. Moll. 105: 279.

Unio modioliformis ‘Say’ of Authors = Pleurobema clava

(intro'd as syn of Unio clava Lamarck, 1819)
‘Say’ of Authors.
Lea, 1834. Trans. Amer. Phil. Soc. 5 [O. 1]: 89.
Conrad, 1835. Monogr. Fam. Unionidae 1(1): 5.
Ferussac, 1835. Mag. Zool. 5(59-60): 28.
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 246.

Unio mossulensis ‘Lea’ of Authors = Unio tigridis

(error for Unio mosulensis Lea, 1863)
‘Lea’ of Authors.
Kobelt, 1886. Icon. Land- und Süssw.-Moll. 2: 22.
Paetel, 1890. Cat. Conch.-Samml. 3: 173.
‘Lea’ Westerlund, 1890. Fauna Paläarct. Binnenconch. 2(7): 171.

Monocondylaea mouhotiana ‘Lea’ of Authors = Bineurus mouhotii

(error for Monocondyloea mouhotii Lea, 1863)
‘Lea’ of Authors.
specimen image from publication Lea, 1866. Jour. Acad. Nat. Sci. 6 [O. 11]: 65 [69], pl. 21, fig. 62.
Lea, 1870. Synopsis Fam. Naiades: 73.
Morelet, 1875. Séries Conch. 4: 339.
Crosse & Fischer, 1876. J. de Conch. 24: 332.
Fischer, 1891. Bull. Soc. Hist. Nat. Autun 4: 220 [as ‘Pseudodon mouhotianus’].

Pseudodon mouhotii ‘Lea’ of Authors = Bineurus exilis

(misidentified reference to Monocondyloea mouhotii Lea, 1863)
‘Lea’ of Authors.
Pfeiffer & Graf, 2015. Zool. J. Linn. Soc. 175(2): 310.
Lopes-Lima et al., 2017. MPE 106: 177.
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Pseudodon aff. mouhotii sp. 3’].
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Bineurus aff. mouhotii sp. 3’].
Konopleva et al., 2017. Systemat. Biodiv. 15(3): 207.
Bolotov et al., 2018. Sci. Repts. 8: Table S1 [as ‘Bineurus aff. mouhotii sp. 3’].
Konopleva et al., 2019. Sci. Repts. 9: Table S1 [as ‘Bineurus aff. mouhotii sp. 3’].
Huang et al., 2019. MPE 130: Table S4 [as ‘Bineurus aff. mouhotii sp. 3’].

Pseudodon mouhotii ‘Lea’ of Authors = Bineurus loeiensis

(misidentified reference to Monocondyloea mouhotii Lea, 1863)
‘Lea’ of Authors.
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Pseudodon aff. mouhotii sp. 2’].
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Bineurus aff. mouhotii sp. 2’].
Bolotov et al., 2018. Sci. Repts. 8: Table S1 [as ‘Bineurus aff. mouhotii sp. 2’].
Konopleva et al., 2019. Sci. Repts. 9: Table S1 [as ‘Bineurus aff. mouhotii sp. 2’].
Huang et al., 2019. MPE 130: Table S4 [as ‘Bineurus aff. mouhotii sp. 2’].

Bineurus mouhotii ‘Lea’ of Authors = Bineurus anodontinum

(misidentified reference to Monocondyloea mouhotii Lea, 1863)
‘Lea’ of Authors.
Pfeiffer et al., 2019. MPE 137: 116.
Zieritz et al., 2021. Aquatic Conserv.: Mar. Freshw. Ecosyst. 31: 3176.
Zieritz et al., 2024. Zool. J. Linn. Soc. 201, zlae076: Table S1.

Unio multiplicata Desh. of Authors = Amblema plicata

(misidentified reference to Unio multiplicatus Lea, 1831)
Desh. of Authors.

Coelatura mweruensis ‘Smith’ of Authors = Prisodontopsis aviculaeformis

(misidentified reference to Unio mweruensis E.A. Smith, 1908)
‘Smith’ of Authors.
Bolotov et al., 2017. Sci. Repts. 7: Table S1. [in part]
Bolotov et al., 2017. Sci. Repts. 7: Table S1. [in part]

Coelatura mweruensis ‘Smith’ of Authors = Coelatura luapulaensis

Coelatura mweruensis ‘Smith’ of Authors = Coelatura choziensis

Lampsilis nashvillensis ‘Lea’ of Authors = Sagittunio subrostratus

(error for Unio nashvillianus Lea, 1834)
‘Lea’ of Authors.
Agassiz, 1852. Arch. Naturg. 18(1): 44.
Lea, 1870. Synopsis Fam. Naiades: 45.
B.H. Wright, 1888. Check List N. Amer. Unionidae etc.: [4].
Ortmann, 1924. Amer. Midl. Nat. 9(1): 32.

Unio nasutilus ‘Lea’ of Authors = Elliptio nasutidus

(error for Unio nasutidus Lea, 1863)
‘Lea’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 735.
Simpson, 1914. Descr. Cat. Naiades: 691.
R.I. Johnson, 1970. Bull. MCZ 140(6): 334.
Burch, 1975. Freshw. Unio. North Amer.: 167.
Bogan, 2002. Workbook Key Freshw. Biv. NC: Table 5.
Perkins et al., 2017. Conserv. Genet. 18: 752.
Inoue et al., 2018. Invert. Syst. 32: Table S2.

Anodontites nasutus Marshall, in USNM coll. of Authors = Anodontites trigona

Marshall, in USNM coll. of Authors.
Type(s): MANUSCRIPT NAME USNM_361150, Beni River, Rurrenebague, Bolivia, drains into the Madeira which drains into the Amazon.

Unio naviglioformis ‘Lea’ of Authors = Cucumerunio novaehollandiae

(error for Unio navigioliformis Lea, 1859)
‘Lea’ of Authors.
‘Lea’ F.R. Woodward, 1984. Durban Mus. Novit. 13(16): 195.
‘Lea’ B.J. Smith, 1992. Zoo. Cat. Australia 8: 17.

Unio necomensis ‘Drouët’ of Authors = Unio nanus

(error for Unio neocomensis Drouët, 1881)
‘Drouët’ of Authors.
Locard, 1889. Contr. Faune Malacol. Franc. 13: 132 [26].
Locard, 1893. Coqu. Eau Douce Saumâtre France: 159.
Germain, 1931. Faune de France 22: 725.

Unio calamitarum var. nephritica ‘Crosse & Fischer’ of Authors = Nephronaias calamitarum

(error for Unio calamitarum var. D nephretica Fischer & Crosse, 1894)
‘Crosse & Fischer’ of Authors.
Martens, 1900. Biol. Centr.-Amer., Moll.: 505.
Simpson, 1914. Descr. Cat. Naiades: 281.

Unio nervosa ‘Rafinesque’ of Authors = Truncilla donaciformis

(misidentified reference to Unio (Leptodea) nervosa Rafinesque, 1820)
‘Rafinesque’ of Authors.
Conrad, 1834. New Fresh-Water Shells: 70.
Say, 1834. Amer. Conch. 6: ??.
Lapham, 1852. Trans. WI Agri. Soc. 2: 369.
Agassiz, 1852. Arch. Naturg. 18(1): 48.
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 252.

Lampsilis (Ligumia) nervosa ‘Rafinesque’ of Authors = Cambarunio iris

(misidentified reference to Unio (Leptodea) nervosa Rafinesque, 1820)
‘Rafinesque’ of Authors.
Frierson, 1927. Check List N. Amer. Naiades: 77, sp. 336.
Haas, 1969. Das Tierreich 88: 445.

Pisidium nevllianum ‘Theobald’ of Authors = Hindupisidium nevillianum

(error for Pisidium nevillianum Theobald, 1876)
‘Theobald’ of Authors.
Nesemann et al., 2003. Acta Conchyl.: 12.
Nesemann et al., 2007. Aquat. Invert. Ganga 1: 24.

Anodonta nicaragua Philippi of Authors = Anodontites trapesialis

(error for Anodonta nicaraguae Philippi, 1849)
Philippi of Authors.
Tate, 1870. Amer. J. Conch. 5: 161.
B.H. Wright, 1888. Check List N. Amer. Unionidae etc.: [7].
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 932.
Haas, 1930. Senckenbergiana 12(6): 324.

Unio nicolaianus Brus. of Authors = nomen dubium

Brus. of Authors.

Unio niewenhuisi ‘Schepman’ of Authors = Schepmania nieuwenhuisi

(error for Unio nieuwenhuisi Schepman, 1898)
‘Schepman’ of Authors.
Millard, 2001. Class. Moll. (3): 1064.
Zieritz et al., 2018. Biol. Conserv. 219: 131.
Zieritz et al., 2020. Biodivers. Conserv. 29: 2238.
Zieritz et al., 2021. Aquatic Conserv.: Mar. Freshw. Ecosyst. 31: 3177.

Iridina nilensis in MNHN Coll. of Authors = Mutela dubia

in MNHN Coll. of Authors.
Type(s): MANUSCRIPT NAME MNHN_MP_0577, [no locality available - Africa].

Nodularia douglasiae nipponensis ‘Martens’ of Authors = Nodularia douglasiae

(misidentified reference to Unio nipponensis Martens, 1877)
‘Martens’ of Authors.
Sano et al., 2017. J. Wat. Res. Prot. 9: Table 2. [in part]

Nodularia douglasiae nipponensis ‘Martens’ of Authors = Nodularia breviconcha

(misidentified reference to Unio nipponensis Martens, 1877)
‘Martens’ of Authors.
Sano et al., 2017. J. Wat. Res. Prot. 9: Table 2. [in part]

Quadrula nobilis ‘Conrad’ of Authors = Theliderma metanevra

(misidentified reference to Unio nobilis Conrad, 1854)
‘Conrad’ of Authors.
Campbell et al., 2005. Invert. Biol. 124(2): 155. [in part]
Campbell & Lydeard, 2012. Amer. Malac. Bull. 30(1): 23. [in part]

Unio nodulatus ‘Rafinesque’ of Authors = Pustulosa nodulata

(reference to Obliquaria (Quadrula) nodulata Rafinesque, 1820)
‘Rafinesque’ of Authors.
Say, 1834. Amer. Conch. 6: ??.
Conrad, 1837. Monogr. Fam. Unionidae 1(9): 80, pl. 45, fig. 1.
specimen image from publication Reeve, 1864. Conch. Icon. 16: pl. 13, sp. 51.

Sphaerium novaezealandia ‘Deshayes’ of Authors = Sphaerium novaezelandiae

(error for Sphaerium novaezelandiae Deshayes, 1855)
‘Deshayes’ of Authors.
‘Deshayes’ Cooley & Ó Foighil, 2000. Invert. Biol. 119(3): 302.
Schultheiß et al., 2008. Speciation in Ancient Lakes 205: Appendix I [as ‘novaezealandiae’].
Stunžėnas et al., 2011. Cent. Eur. J. Biol. 6(1): 108.
Clewing et al., 2013. Malacologia 56(1-2): 251.

Unio briarti var. nsendwensis Putzeys, in MRAC collection of Authors = Coelatura briarti

(intro'd as intra-sp. of Unio briarti Dautzenberg, 1901)
Putzeys, in MRAC collection of Authors.
Type(s): MANUSCRIPT NAME MRAC_56601, Nsendwe.

Spatha nswendweensis Dupuis, ms. name of Authors = Chambardia flava

Dupuis, ms. name of Authors.

Anodonta nuttaliana ‘Lea’ of Authors = Brachyanodon nuttalliana

(error for Anodonta nuttalliana Lea, 1838)
‘Lea’ of Authors.
Hanley, 1843. Illustr. Descr. Cat. Rec. Bivalve Shells: 216.
Frierson, 1927. Check List N. Amer. Naiades: 14.
Turgeon et al., 1988. Am. Fisher. Soc. Spec. Publ. (16): 28.
Williams et al., 1993. Fisheries 18(9): 10.

Ruellania nyassaensis ‘Lea’ of Authors = Nyassunio ujijiensis

(misidentified reference to Unio nyassaensis Lea, 1864)
‘Lea’ of Authors.
Paetel, 1890. Cat. Conch.-Samml. 3: 113.
Leloup, 1950. Res. Sci. Explor. Hydrob. Lac Tanganyika (1946-1947) 3: 31, figs. 5, 12-14; pl. 4, fig. 1.

Unio nyassensis ‘Lea’ of Authors = Nyassunio nyassaensis

(error for Unio nyassaensis Lea, 1864)
‘Lea’ of Authors.
Sowerby, 1868. Conch. Icon. 16: Errata.
Lea, 1870. Synopsis Fam. Naiades: 30.

Unio obliqua ‘Lamarck’ of Authors = Reginaia ebenus

(misidentified reference to Unio obliqua Lamarck, 1819)
‘Lamarck’ of Authors.
Ferussac, 1835. Mag. Zool. 5(59-60): 28.
Conrad, 1837. Monogr. Fam. Unionidae 1(9): 77, pl. 43, fig. 2.

Unio obliquatus ‘Rafinesque’ of Authors = Epioblasma obliquata

(reference to Obliquaria (Scalenaria) obliquata Rafinesque, 1820)
‘Rafinesque’ of Authors.
Say, 1834. Amer. Conch. 6: ??.
Conrad, 1834. New Fresh-Water Shells: 70.

Unio obliquus ‘Lamarck’ of Authors = Pleurobema cordatum

(reference to Unio obliqua Lamarck, 1819)
‘Lamarck’ of Authors.
Call, 1900. Ind. Dept. Geol. Nat. Res. (1899): 501, pl. 57.
Ortmann, 1912. Ann. Carnegie Mus. 8: 264.

Unio obliquus ‘Lamarck’ of Authors = Pleurobema sintoxia

(misidentified reference to Unio obliqua Lamarck, 1819)
‘Lamarck’ of Authors.
Lapham, 1860. Proc. Acad. Nat. Sci. 12: 156.
Baker, 1905. Trans. Acad. Sci. St. Louis 15: 256.
Ortmann, 1919. Mem. Carnegie Mus. 8(1): 73. [in part]

Anodonta obtusa ‘Potier and Mich.’ of Authors = Chambardia rubens

‘Potier and Mich.’ of Authors.

Anodon obtusata ‘Heude’ of Authors = Sinanodonta woodiana

(error for Anodon obturata Heude, 1881)
‘Heude’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 639.
Preston, 1912. Rec. Ind. Mus. 7: 284.

Mya occidens Desh. of Authors = Lampsilis ovata

(misidentified reference to Unio occidens Lea, 1829)
Desh. of Authors.

Anodonta ocnerella Servain of Authors = Anodonta cygnea

Servain of Authors.

Unio oethryus Bourguignat of Authors = nomen dubium

Bourguignat of Authors.

Anodonta ohiensis ‘Rafinesque’ of Authors = Utterbackia imbecillis

(misidentified reference to Anodonta (Lastena) ohiensis Rafinesque, 1820)
‘Rafinesque’ of Authors.
Utterback, 1915. Amer. Midl. Nat. 4(6): 260, pl. 23, figs. 74a-b.
Ortmann, 1919. Mem. Carnegie Mus. 8(1): 162, pl. 11, fig. 4.
Thiele, 1934. Handb. Syst. Weichtierk. 3: 832 [1267].
Modell, 1945. Jena. Z. Med. Naturw. 78: 84.

Anodonta ohioensis ‘Rafinesque’ of Authors = Potamilus ohiensis

(error for Anodonta (Lastena) ohiensis Rafinesque, 1820)
‘Rafinesque’ of Authors.
Agassiz, 1852. Arch. Naturg. 18(1): 46.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 648.
Simpson, 1914. Descr. Cat. Naiades: 437.
Oesch, 1984. Missouri Naiades: 183 [as ‘Potamilus’].

Unio okefenokensis B.H. Wright, in USNM Coll. of Authors = Elliptio crassidens

B.H. Wright, in USNM Coll. of Authors.
Type(s): MANUSCRIPT NAME USNM_168966, Spanish Creek, Okefenokee Swamp, Georgia.

Solenaia oleivora ‘Heude’ of Authors = Sinosolenaia recognita

(misidentified reference to Mycetopus oleivorus Heude, 1877)
‘Heude’ of Authors.
Huang et al., 2019. MPE 130: Table S4 [as ‘Solenaia oleivora sp. 2’].
Lopes-Lima et al., 2020. MPE 146: Table 1 [as ‘Solenaia cf. oleivora 3’].
Bolotov et al., 2020. Sci. Repts. 10: Table S1 [as ‘Solenaia oleivora sp. 2’].

Solenaia oleivora ‘Heude’ of Authors = Sinosolenaia iridinea

(misidentified reference to Mycetopus oleivorus Heude, 1877)
‘Heude’ of Authors.
Ouyang et al., 2015. J. Agri. Biotech. 23(6): Table 1. [in part]
Huang et al., 2019. MPE 130: Table S4 [as ‘Solenaia oleivora SDCFM189’].
Chen et al., 2020. mtDNA B 5(3): 2800 [as ‘Solenaia oleivora MG’]. [in part]
Lopes-Lima et al., 2020. MPE 146: Table 1 [as ‘Solenaia cf. oleivora 1’].
Bolotov et al., 2020. Sci. Repts. 10: Table S1 [as ‘Solenaia oleivora sp. 1’].
Sano et al., 2020. Plankton Benthos Res. 15(2): 101.
Bolotov et al., 2022. Hindawi 6600359: Table S1.

Unio olivarius ‘Rafinesque’ of Authors = Obovaria olivaria

(reference to Amblema olivaria Rafinesque, 1820)
‘Rafinesque’ of Authors.
Conrad, 1834. New Fresh-Water Shells: 70.
Ferussac, 1835. Mag. Zool. 5(59-60): 28, 34.

Quadrula liedtkei orbicularis Rolle, in USNM Coll. of Authors = Scriptolamprotula nodulosa

(intro'd as intra-sp. of Unio (Quadrula) liedtkei Rolle, 1904)
Rolle, in USNM Coll. of Authors.
Type(s): MANUSCRIPT NAME USNM_187462, Tonkin.

Unio orbicularis ‘Maud.’ of Authors = Potomida littoralis

‘Maud.’ of Authors.

Unio ovata Rafinesque of Authors = nomen dubium

Rafinesque of Authors.

Anodonta ovata Kuster of Authors = Anodonta cygnea

Kuster of Authors.

Unio ovatus ‘Say’ of Authors = Lampsilis cardium

(misidentified reference to Unio ovatus Say, 1817)
‘Say’ of Authors.
Deshayes in Deshayes & Milne Edwards, 1839. Hist. Natur. Anim. sans Vert. 2: 669.
specimen image from publication Küster, 1852. Conchyl. Cab. 9(2): 55, pl. 12, fig. 1. [in part]

Unio oxyrynchus ‘von Martens’ of Authors = Lanceolaria oxyrhyncha

(error for Unio oxyrhynchus Martens, 1861)
‘von Martens’ of Authors.
Lea, 1870. Synopsis Fam. Naiades: 63.
Preston, 1912. Rec. Ind. Mus. 7: 288.

Plethobasus pachosteus ‘Rafinesque’ of Authors = Plethobasus cicatricosus

(misidentified reference to Obovaria pachostea Rafinesque, 1820)
‘Rafinesque’ of Authors.
Morrison, 1969. AMU Annual Rept. (1969): 24.
R.I. Johnson, 1980. Bull. MCZ 149(2): 90.

Anodonta woodiana pacifica ‘Heude’ of Authors = Sinanodonta elliptica

(misidentified reference to Anodon pacifica Heude, 1878)
‘Heude’ of Authors.
Ouyang et al., 2015. J. Agri. Biotech. 23(6): Table 1. [in part]
Huang et al., 2019. MPE 130: Table S1 [as ‘Sinanodonta pacifica’]. [in part]

Unio pallaryi Ancey in litt. of Authors = Coelatura aegyptiaca

Ancey in litt. of Authors.

Spatha pangallicensis ‘Rochebrune’ of Authors = Aspatharia pangallensis

(error for Spatha pangallensis Rochebrune, 1882)
‘Rochebrune’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 902.
Kobelt, 1910. Abh. Senckenb. Naturf. Ges. 32: 87.
Simpson, 1914. Descr. Cat. Naiades: 1350.

Cyrena panormitana Bivona of Authors = nomen dubium

Bivona of Authors.

Unio panucoensis ‘von dem Busch’ of Authors = Disconaias disca

(error for Unio panacoensis von dem Busch in Philippi, 1843)
‘von dem Busch’ of Authors.
Martens, 1900. Biol. Centr.-Amer., Moll.: 510, 651.
Pilsbry, 1910. Proc. Acad. Nat. Sci. 61: 533.
Simpson, 1914. Descr. Cat. Naiades: 603.
Frierson, 1927. Check List N. Amer. Naiades: 82.

Unio paraeformis ‘Lea’ of Authors = Diplodon peraeformis

(error for Unio peraeformis Lea, 1860)
‘Lea’ of Authors.
Figueiras, 1965. Comm. Soc. Malac. Uruguay 1(8): 239.
Simone, 2006. Land. Freshw. Moll. Brazil.: 267.

Anodonta parallela Hyde, in litt. of Authors = Pyganodon cataracta

Hyde, in litt. of Authors.

Unio parallelepipedon ‘Lea’ of Authors = Diplodon parallelopipedon

(error for Unio parallelopipedon Lea, 1834)
‘Lea’ of Authors.
Küster, 1861. Conchyl. Cab. 9(2): 220.
Modell, 1950. Arch. Moll. 79(4/6): 141.

Diplodon parallelipipedon ‘Lea’ of Authors = Diplodon parallelopipedon

(error for Unio parallelopipedon Lea, 1834)
‘Lea’ of Authors.
d’Orbigny, 1846. Voyage dans l’Amérique Méridionale 5(3): 609.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 884.
Corsi, 1900. Anais Mus. Nac. Montevideo 2: 447.
Simpson, 1914. Descr. Cat. Naiades: 1274-1275.
Haas, 1930. Senckenbergiana 12: 189.
Morretes, 1949. Arqu. Mus. Paranaense 7: 18.
Parodiz, 1968. Sterkiana 30: 8.
Mansur, 1970. Iheringia 39: 83.
Quintana, 1982. Rev. Mus. Argentino Zoológicas 11: 128.
Simone, 2006. Land. Freshw. Moll. Brazil.: 260.

Didacna parallella ‘Bogachev’ of Authors = Didacna parallela

(error for Didacna parallela Bogachev, 1932)
‘Bogachev’ of Authors.
Nevesskaja, 2007. Paleont. J. 41(9): 933.

Diplodon (Rhipidodonta) paranaensis ‘Lea’ of Authors = Diplodon paranensis

(error for Unio paranensis Lea, 1834)
‘Lea’ of Authors.
Morretes, 1949. Arqu. Mus. Paranaense 7: 20.
Simone, 2006. Land. Freshw. Moll. Brazil.: 273.

Anodonta parreyssii ‘Kinb. Drouet.’ of Authors = Anodonta cygnea

‘Kinb. Drouet.’ of Authors.

Unio parvus ‘Barnes’ of Authors = Toxolasma texasiense

(misidentified reference to Unio parvus Barnes, 1823)
‘Barnes’ of Authors.
Conrad, 1836. Monogr. Fam. Unionidae 1(2): 20, pl. 9, fig. 1.
specimen image from publication Sowerby, 1866. Conch. Icon. 16: pl. 35, sp. 186.

Anodonta pathyscica Bourguignat, 1886 of Authors = nomen dubium

Bourguignat, 1886 of Authors.

Unio pauli Neum. of Authors = nomen dubium

Neum. of Authors.

Anodon pealiana ‘Lea’ of Authors = nomen dubium

‘Lea’ of Authors.

Anodonta pechaudiana Bourguignat, 1881 of Authors = Anodonta cygnea

Bourguignat, 1881 of Authors.

Anodonta peleca ‘Servain in Locard’ of Authors = Anodonta anatina

(error for Anodonta pelaeca Bourguignat in Locard, 1882)
‘Servain in Locard’ of Authors.
Locard, 1890. Contr. Faune Malacol. Franc. 14: 128 [84].
Martens, 1891. Nachr. Bl. Dtsch. Malak. Ges. 23(1-2): 24.
Locard, 1893. Coqu. Eau Douce Saumâtre France: 309.
Germain, 1904. Bull. Soc. Sci. Nat. Ouest France 4: 324.
Germain, 1931. Faune de France 22: 758.

Trapezoideus peninsularius ‘Simpson’ of Authors = Lens contradens

(error for Trapezoideus peninsularis Simpson, 1900)
‘Simpson’ of Authors.
Graf & Cummings, 2007. J. Moll. Studies 73: 312.
Bogan, 2010. FADA: [web].

Unio penisatus ‘Crosse & Fischer’ of Authors = Ctenodesma borneensis

(error for Unio pensitatus Fischer & Crosse, 1894)
‘Crosse & Fischer’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 853.
Haas, 1912. Conch. Cab. 9 (pt. 2, h. 46): 135.
Simpson, 1914. Descr. Cat. Naiades: 1155.

Anodonta pennsylvanica ‘Lamarck’ of Authors = Strophitus undulatus

(error for Anodonta pensylvanica Lamarck, 1819)
‘Lamarck’ of Authors.
Stark, 1828. Elements Nat. Hist. 2: 89.
Lea, 1836. Synopsis Fam. Naiades: 50.
Lea, 1838. Synopsis Fam. Naiades: 30.
Lea, 1852. Synopsis Fam. Naiades: 49.
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 263.
Sowerby, 1867. Conch. Icon. 17: pl. 11, sp. 30.
Lea, 1870. Synopsis Fam. Naiades: 79.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 618.
Ortmann & Walker, 1922. Occ. Pap. Mus. Zool. Univ. Mich. (112): 40.
Frierson, 1927. Check List N. Amer. Naiades: 22 [as ‘Strophitus undulatus-pennsylvanicus’].
Haas, 1969. Das Tierreich 88: 373 [as ‘Strophitus undulatus pennsylvanicus’].

Corbicula pequinoti ‘Pallary’ of Authors = Corbicula fluminalis

(error for Corbicula pequignoti Pallary, 1901)
‘Pallary’ of Authors.
Vinarski & Kantor, 2016. Analyt. Cat. Fr. Brack. Moll. Russia: 80.
Bespalaya et al., 2025. Zool. Scripta: Appendix S1, p. 3.

Unio peregrinus ‘Phil.’ of Authors = nomen dubium

‘Phil.’ of Authors.

Margaritifera perhahurica of Authors = Margaritifera laevis

of Authors.

Unio perissus of Authors = nomen dubium

of Authors.

Unio perlensis ‘Conrad’ of Authors = Amblema plicata

(error for Unio pearlensis Conrad, 1855)
‘Conrad’ of Authors.
specimen image from publication Reeve, 1864. Conch. Icon. 16: pl. 11, sp. 42.
Paetel, 1890. Cat. Conch.-Samml. 3: 163.

Cyclas perpusilla Gärtner of Authors = nomen dubium

Gärtner of Authors.

Euglesa personata ‘Malm’ of Authors = Euglesa hinzi

( Pisidium personatum Malm, 1855)
‘Malm’ of Authors.
Bespalaya et al., 2021. Hydrobiologia 848: 3037, Table 3.

Anodonta anatina var. petschorica ‘Zhadin’ of Authors = Anodonta anatina

(error for Anodonta anatina var. petshorica Zhadin, 1938)
‘Zhadin’ of Authors.
Bogatov et al., 2005. Zool. Zhur. 84(9): 1060.
Vinarski & Kantor, 2016. Analyt. Cat. Fr. Brack. Moll. Russia: 41.

Spatha (Leptospatha) pfeifferi ‘Bernardi’ of Authors = Aspatharia dahomeyensis

(misidentified reference to Margaritana pfeifferiana Bernardi, 1860; error for Margaritana pfeifferiana Bernardi, 1860)
‘Bernardi’ of Authors.
‘Bernardi’ Germain, 1907. L’Afrique Centrale Française: 560.
‘Bernardi’ Lévèque, 1974. Cah. O.R.S.T.O.M., Sér. Hydrobiol. 8: 110.

Aspatharia pfeifferiana ‘Bernardi’ of Authors = Aspatharia subreniformis

(misidentified reference to Margaritana pfeifferiana Bernardi, 1860)
‘Bernardi’ of Authors.
Connolly, 1939. Ann. S. Afr. Mus. 33: 615.
specimen image from publication Appleton, 1979. Ann. S. Afr. Mus. 77(9): 164.
Daget, 1998. Cat. Bivalves Africains: ??.

Unio phayresi ‘Theobald’ of Authors = Parreysia corrugata

(intro'd as syn of Mya corrugata Müller, 1774)
‘Theobald’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 842.
Simpson, 1914. Descr. Cat. Naiades: 1107.
Preston, 1915. Fauna Brit. India: 155.

Unio philippei ‘Dupuy’ of Authors = Unio pictorum

(new name for Unio philippii Dupuy, 1849)
‘Dupuy’ of Authors.
Locard, 1882. Prodr. Malac. Franç. 1: 284, 354.
Locard, 1889. Contr. Faune Malacol. Franc. 13: 150 [44].
Westerlund, 1890. Fauna Paläarct. Binnenconch. 2(7): 161.
Fagot, 1892. Bull. Soc. Ramond 27: 37.
Locard, 1893. Coqu. Eau Douce Saumâtre France: 183.
Germain, 1931. Faune de France 22: 732.

Unio pictorum ‘Linnaeus’ of Authors = Unio mancus

(misidentified reference to Mya pictorum Linnaeus, 1758)
‘Linnaeus’ of Authors.
Guérin-Méneville, 1823. Icon. Règne Animal Cuvier 2: pl. 28, fig. 16.
specimen image from publication Reeve, 1865. Conch. Icon. 16: pl. 25, sp. 123.

Mya pictorum ‘Forkaël’ of Authors = Coelatura aegyptiaca

(misidentified reference to Mya pictorum Linnaeus, 1758)
‘Forkaël’ of Authors.

Unio pilarianus Bourguignat of Authors = nomen dubium

Bourguignat of Authors.

Anodonta piscinalis M. Böttger of Authors = Anodonta cygnea

(misidentified reference to Anodonta piscinalis Nilsson, 1822)
M. Böttger of Authors.

Sphaerium corneum pisidioides Westerlund Sv. Moll. of Authors = nomen dubium

(misidentified reference to Sphaerium pisidioides Gray, 1856)
Westerlund Sv. Moll. of Authors.

Unio planci Drouet, 1883 of Authors = Unio mancus

Drouet, 1883 of Authors.

Unio planilateralis ‘Conrad’ of Authors = Elliptio congaraea

(error for Unio planilateris Conrad, 1838)
‘Conrad’ of Authors.
Frierson, 1927. Check List N. Amer. Naiades: 31.
Haas, 1969. Das Tierreich 88: 233.

Unio planilaterus ‘Conrad’ of Authors = Elliptio congaraea

(error for Unio planilateris Conrad, 1838)
‘Conrad’ of Authors.
Lea, 1852. Synopsis Fam. Naiades: 32.
Lea, 1870. Synopsis Fam. Naiades: 51.
B.H. Wright, 1888. Check List N. Amer. Unionidae etc.: [4].
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 722.
Simpson, 1914. Descr. Cat. Naiades: 653.

Unio platyrhynchoideus ‘Dupuy’ of Authors = Unio pictorum

(error for Unio platyrinchoideus Dupuy, 1849)
‘Dupuy’ of Authors.
Locard, 1882. Prodr. Malac. Franç. 1: 297.
Locard, 1889. Contr. Faune Malacol. Franc. 13: 154 [48].
Westerlund, 1890. Fauna Paläarct. Binnenconch. 2(7): 121.
Locard, 1893. Coqu. Eau Douce Saumâtre France: 187.
Germain, 1931. Faune de France 22: 739.
Haas, 1940. Zool. Ser. Field Mus. Nat. Hist. 24: 123.
Haas, 1969. Das Tierreich 88: 27.
Fauna Europaea, 2012. Fauna Europa: [web].

Unio platyrhynchoideus de Cessac of Authors = Unio crassus

de Cessac of Authors.

Venustaconcha pleasii ‘Marsh’ of Authors = Venustaconcha ellipsiformis

(misidentified reference to Unio pleasii Marsh, 1891)
‘Marsh’ of Authors.
Campbell et al., 2005. Invert. Biol. 124(2): 155.
Zanatta & Murphy, 2006. MPE 41(1): 198.
Gangloff et al., 2013. Conserv. Genet. 14: 915. [in part]

Cristaria plicata ‘Leach’ of Authors = Cristaria radiata

(misidentified reference to Dipsas plicatus Leach, 1814)
‘Leach’ of Authors.
Gomes-dos-Santos et al., 2019. Biol. Conserv. 236: 424.

Unio plicatus ‘Say’ of Authors = Amblema plicata

(reference to Unio plicata Say, 1817)
‘Say’ of Authors.
specimen image from publication Küster, 1856. Conchyl. Cab. 9(2): 137, pl. 40, fig. 3.
Chenu, 1859. Manuel Conchyl. 2: 143, pl. 706.

Anodonta polyrhynchus Kokeil, Kreglinger, Binn. Moll., p. 333, 1870 of Authors = nomen dubium

Kokeil, Kreglinger, Binn. Moll., p. 333, 1870 of Authors.

Aculamprotula polysticta ‘Heude’ of Authors = Scriptolamprotula scripta

(misidentified reference to Unio polystictus Heude, 1877)
‘Heude’ of Authors.
Wu et al., 2020. Invert. Syst. 34: 193, Table S1.
Wu et al., 2021. J. Lake Sci. 33(6): attached Table 2.
Wu et al., 2022. Zool. Scripta 51: Table S2.
Wu et al., 2023. Org Divers Evol (2023): Table 2.
Wu et al., 2024. J. Zool. Syst. Evol. Res. 2024, 1499508: Table 2.
Wu et al., 2024. Zool. Scripta 53(5): Table S3.
Dai et al., 2024. Invert. Syst. 38(6): Table 3.
Hou et al., 2024. Invert. Syst. 38, IS24071: Table 2.
Dai et al., 2025. Zoosyst. Evol. 101(2): Table 2.
Hou et al., 2025. Invert. Syst. 39(7), IS25025: Table S3.
Chen et al., 2025. Zoosyst. Evol. 101(4): Table S3.
Wang et al., 2025. Zoosyst. Evol. 101(4): Table S2.
Campbell & Lydeard, 2026. Malacologia 68(1/2): 294, supplemental appendix.
Wu et al., 2026. Contributions to Zoology 95: Table S2.
Wu et al., 2026. Zool. Scripta: Table S4.

Unio popeii of Authors = Popenaias berezai

(misidentified reference to Unio popeii Lea, 1857)
of Authors.
Fischer & Crosse, 1894. Miss. Sci. Mexique, Rech. Zool. 2(16): 605 [as ‘Unio (Graphonaias) popei’].
Martens, 1900. Biol. Centr.-Amer., Moll.: 504 [as ‘Unio (Nephronaias) popei’].
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 738 [as ‘Unio (sec. Elliptio)’]. [in part]
Pilsbry, 1910. Proc. Acad. Nat. Sci. 61: 535. [in part]
Ortmann, 1912. Ann. Carnegie Mus. 8: 271 [as ‘Elliptio’].
Simpson, 1914. Descr. Cat. Naiades: 700 [as ‘Unio (sec. Elliptio)’]. [in part]
Frierson, 1927. Check List N. Amer. Naiades: 38 [as ‘Elliptio (Popenaias)’]. [in part]
Haas, 1929. Senckenbergiana 11: 330 [as ‘Elliptio (Popenaias)’]. [in part]
Haas, 1969. Das Tierreich 88: 201 [as ‘Nephronaias (Popenaias)’]. [in part]
Graf & Cummings, 2007. J. Moll. Studies 73: 308 [as ‘Popenaias’]. [in part]
Pfeiffer et al., 2019. Zool. Scripta 48: 504 [as ‘Popenaias’]. [in part]

Anodonta poppeana Servain, 1887 of Authors = Anodonta cygnea

Servain, 1887 of Authors.

Anodonta prolongata Zieg. of Authors = Anodonta cygnea

Zieg. of Authors.

Unio pseudolittoralis ‘Clessin’ of Authors = Unio crassus

(error for Unio pseudolitoralis Clessin, 1877)
‘Clessin’ of Authors.
Riemenschneider, 1907. Nachr. Bl. Dtsch. Malak. Ges. 39: 150.
Vinarski & Kantor, 2016. Analyt. Cat. Fr. Brack. Moll. Russia: 25.

[Carbonicola] pseudorobusta Trueman of Authors = Carbonicola pseudorobusta

Trueman of Authors.

Unio ptychodes Brus. of Authors = nomen dubium

Brus. of Authors.

Unio pumilis ‘Lea’ of Authors = Fusconaia masoni

(error for Unio pumilus Lea, 1838)
‘Lea’ of Authors.
Lea, 1836. Synopsis Fam. Naiades: 20.
Lea, 1838. Synopsis Fam. Naiades: 17.
Lea, 1852. Synopsis Fam. Naiades: 24.
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 255.

Quadrula quadrula ‘Rafinesque’ of Authors = Theliderma metanevra

(misidentified reference to Obliquaria (Quadrula) quadrula Rafinesque, 1820)
‘Rafinesque’ of Authors.
Lydeard et al., 2000. Geol. Soc. London Spec. Publ. 177: 148. [in part]

Quadrula quadrula ‘Conrad’ of Authors = Quadrula nobilis

(misidentified reference to Obliquaria (Quadrula) quadrula Rafinesque, 1820)
‘Conrad’ of Authors.
Lydeard et al., 2000. Geol. Soc. London Spec. Publ. 177: 157. [in part]
Serb et al., 2003. MPE 28: 10. [in part]
Reis et al., 2013. Graellsia 69(1): 22. [in part]
Amaro et al., 2017. Zool. J. Linn. Soc. 179(4): Table S1. [in part]
Gasparini et al., 2020. Environmental DNA 2(3): Table S1. [in part]

Unio quadrulus ‘Rafinesque’ of Authors = Quadrula quadrula

(reference to Obliquaria (Quadrula) quadrula Rafinesque, 1820)
‘Rafinesque’ of Authors.
Say, 1834. Amer. Conch. 6: pl. 53.
Conrad, 1840. Monogr. Fam. Unionidae 2(13): 112, pl. 62.

Nodularia radiota ‘Charmes’ of Authors = Coelatura ratidota

(error for Unio ratidotus Charmes, 1885)
‘Charmes’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 824.
Kobelt, 1910. Abh. Senckenb. Naturf. Ges. 32: 84.

Anodonta raymondoi Bourguignat, 1881 of Authors = Anodonta cygnea

Bourguignat, 1881 of Authors.

Unio reevianus ‘Lea’ of Authors = Lampsilis reeveiana

(error for Unio reeveianus Lea, 1852)
‘Lea’ of Authors.
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 256.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 538.
Simpson, 1914. Descr. Cat. Naiades: 74.
Utterback, 1916. Amer. Midl. Nat. 4(10): 449.
Frierson, 1927. Check List N. Amer. Naiades: 73.
Haas, 1969. Das Tierreich 88: 437.
R.I. Johnson, 1980. Bull. MCZ 149(2): 132.
Oesch, 1984. Missouri Naiades: 225.
Turgeon et al., 1988. Am. Fisher. Soc. Spec. Publ. (16): 31.
Williams et al., 1993. Fisheries 18(9): 12.
Turgeon et al., 1998. Am. Fisher. Soc. Spec. Publ. (26): 35.
Graf & Cummings, 2007. J. Moll. Studies 73: 305.
Bogan, 2010. FADA: [web].
Cummings & Graf, 2010. Ecol. Class. N. Amer. FW Inverts.: 376.
Haag, 2012. N. Amer. Freshw. Mussels: 71 [as ‘Lampsilis reeviana’].

Spatha renioia Jousseaume, in MNHN coll.. of Authors = Chambardia rubens

(error for Spatha renei Jousseaume, 1886)
Jousseaume, in MNHN coll.. of Authors.
Type(s): MANUSCRIPT NAME MNHN_MP_1019, Le Barri, pres Say.

Unio requieni ‘Mosson Coq. Roth. p. 177’ of Authors = Unio tigridis

(misidentified reference to Unio requienii Michaud, 1831)
‘Mosson Coq. Roth. p. 177’ of Authors.

Monocondylaea rhombica ‘Küster’ of Authors = Pseudodon vondembuschianus

(error for Monocondylaea rhomboidea Küster, 1862)
‘Küster’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 836.
Preston, 1912. Rec. Ind. Mus. 7: 295.

Cerastoderma rhomboides ‘Lamarck’ of Authors = Cerastoderma rhomboides

(reference to Cardium rhomboides Lamarck, 1819)
‘Lamarck’ of Authors.
Vinarski & Kantor, 2016. Analyt. Cat. Fr. Brack. Moll. Russia: 70.

Anodonta rhynchota ‘Servain’ of Authors = Anodonta anatina

(error for Anodonta rynchota Servain, 1882)
‘Servain’ of Authors.
Locard, 1890. Contr. Faune Malacol. Franc. 14: 100 [56].
Martens, 1891. Nachr. Bl. Dtsch. Malak. Ges. 23(1-2): 21.
Locard, 1893. Coqu. Eau Douce Saumâtre France: 272.
Germain, 1931. Faune de France 22: 769.

Unio ridellii ‘Lea’ of Authors = Pleurobema riddellii

(error for Unio riddellii Lea, 1861)
‘Lea’ of Authors.
Frierson, 1927. Check List N. Amer. Naiades: 54.
Haas, 1969. Das Tierreich 88: 300.
Pfeiffer et al., 2016. Conserv. Genet. 17(2): [3].

Unio roanoakensis ‘Lea’ of Authors = Elliptio roanokensis

(error for Unio roanokensis Lea, 1838)
‘Lea’ of Authors.
Hanley, 1843. Illustr. Descr. Cat. Rec. Bivalve Shells: 199.
specimen image from publication Sowerby, 1868. Conch. Icon. 16: pl. 67, sp. 341.

Nodularia roberti Preston, in UMMZ & MRAC Coll. of Authors = Coelatura aegyptiaca

Preston, in UMMZ & MRAC Coll. of Authors.
Type(s): MANUSCRIPT NAME MRAC_56405, Nigeria.

Spatha (Moncetia) rochebruneana ‘Bourguignat’ of Authors = Moncetia anceyi

(error for Moncetia rochebruniana Bourguignat, 1886)
‘Bourguignat’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 901.
Kobelt, 1910. Abh. Senckenb. Naturf. Ges. 32: 87.
Simpson, 1914. Descr. Cat. Naiades: 1346.

Lamprotula rochechouartii ‘Heude’ of Authors = Lamprotula caveata

(misidentified reference to Unio rochechouartii Heude, 1875)
‘Heude’ of Authors.
Zhou et al., 2007. Acta Zool. Sinica 53(6): 1025.
Pfeiffer & Graf, 2013. J. Moll. Studies 79: 251.

Anodonta rossmaesleriana ‘Dupuy’ of Authors = Anodonta anatina

(error for Anodonta rossmassleriana Dupuy, 1843)
‘Dupuy’ of Authors.
Lea, 1852. Synopsis Fam. Naiades: 48.
Moquin-Tandon, 1855. Hist. Natur. Moll. France 2: 562.

Anodonta rossmaessleriana ‘Dupuy’ of Authors = Anodonta anatina

(error for Anodonta rossmassleriana Dupuy, 1843)
‘Dupuy’ of Authors.
Drouët, 1889. Mém. Acad. Sci. Dijon 1: 98.
Germain, 1931. Faune de France 22: 764 [as ‘rossmässleriana’].
Modell, 1945. Jena. Z. Med. Naturw. 78: 73.

Unio royanus ‘Locard’ of Authors = Unio mancus

(error for Unio royianus Locard, 1889)
‘Locard’ of Authors.
Locard, 1889. Contr. Faune Malacol. Franc. 13: 171 [65].
Westerlund, 1890. Fauna Paläarct. Binnenconch. 2(7): 110.
Germain, 1931. Faune de France 22: 737.
Prie, 2012. MalaCo 8: 432.

Aspatharia rubens ‘Lamarck’ of Authors = Chambardia wissmanni

(misidentified reference to Anodonta rubens Lamarck, 1819)
‘Lamarck’ of Authors.
Leloup, 1950. Res. Sci. Explor. Hydrob. Lac Tanganyika (1946-1947) 3: 83, pl. 5, fig. 1. [in part]
Mandahl-Barth, 1968. Expl. Hydrobiol. Bangweulu-Luapula 12: 56, pl. 11, fig. 3. [in part]

Unio rudis ‘Lea’ of Authors = Diplodon delodontus

(error for Unio rudus Lea, 1859)
‘Lea’ of Authors.
Doering, 1875. Periód. Zool. 2: 45.
Paetel, 1890. Cat. Conch.-Samml. 3: 166.
Ihering, 1893. Arch. Naturg. 59(1): 117.

Unio sacellus ‘Drouet & Chaper’ of Authors = Lens lugens

(error for Unio saccellus Drouët & Chaper, 1892)
‘Drouet & Chaper’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 818.
Simpson, 1914. Descr. Cat. Naiades: 1011.
Haas, 1924. Abh. Senckenb. Naturf. Ges. 38: 198.

Margaron (Unio) sagittaeformis ‘Lea’ of Authors = Parvaspina lanceolata

(error for Unio sagittiformis Lea, 1852)
‘Lea’ of Authors.
Lea, 1870. Synopsis Fam. Naiades: 60.
B.H. Wright, 1888. Check List N. Amer. Unionidae etc.: [5].

Ensidens sagittarius ‘Lea’ of Authors = Ensidens jaculus

(misidentified reference to Unio sagittarius Lea, 1856)
‘Lea’ of Authors.
Muanta et al., 2019. J. Moll. Studies 85(2): 227 [as ‘Clade B3’].

Ensidens sagittarius ‘Lea’ of Authors = Ensidens spiculus

(misidentified reference to Unio sagittarius Lea, 1856)
‘Lea’ of Authors.
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Ensidens aff. sagittarius sp. 2’].
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Ensidens aff. sagittarius sp. 2’].
Bolotov et al., 2018. Sci. Repts. 8: Table S1 [as ‘E. aff. sagittarius sp. 2’].
Muanta et al., 2019. J. Moll. Studies 85(2): 227 [as ‘Clade B4’].
Konopleva et al., 2019. Sci. Repts. 9: Table S1 [as ‘E. aff. sagittarius sp. 2’].
Konopleva et al., 2019. Ecologica Montenegrina 24: Appendix 1 [as ‘E. aff. sagittarius sp. 2’].
Huang et al., 2019. MPE 130: Table S4 [as ‘Ensidens aff. sagittarius sp. 2’].
Zieritz et al., 2020. Biodivers. Conserv. 29: 2242 [as ‘Ensidens aff. sagittarius sp. 2’].

Ensidens sagittarius ‘Lea’ of Authors = Ensidens telus

(misidentified reference to Unio sagittarius Lea, 1856)
‘Lea’ of Authors.
Pfeiffer & Graf, 2015. Zool. J. Linn. Soc. 175(2): 310.
Konopleva et al., 2017. Systemat. Biodiv. 15(3): 207.
Lopes-Lima et al., 2017. MPE 106: 177.
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Ensidens aff. sagittarius sp. 1].
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Ensidens aff. sagittarius sp. 1].
Bolotov et al., 2018. Sci. Repts. 8: Table S1 [as ‘Ensidens aff. sagittarius sp. 1].
Konopleva et al., 2019. Sci. Repts. 9: Table S1 [as ‘E. aff. sagittarius sp. 1].
Huang et al., 2019. MPE 130: Table S4 [as ‘Ensidens aff. sagittarius sp. 1].
Zieritz et al., 2020. Biodivers. Conserv. 29: 2242.
Lopes-Lima et al., 2020. MPE 146: Table 1.
Wu et al., 2021. J. Lake Sci. 33(6): attached Table 1.

Ensidens sagittarius ‘Lea’ of Authors = Ensidens dugasti

(misidentified reference to Unio sagittarius Lea, 1856)
‘Lea’ of Authors.
Muanta et al., 2019. J. Moll. Studies 85(2): 227 [as ‘Clade B2’].
Konopleva et al., 2019. Ecologica Montenegrina 24: Appendix 1.
Bolotov et al., 2020. Sci. Repts. 10: Table S1.

Lampsilis salinasensis ‘Simpson’ of Authors = Potamilus metnecktayi

(misidentified reference to Lampsilis (Proptera) salinasensis Dall, 1908)
‘Simpson’ of Authors.
Metcalf, 1982. Symp. Rec. Tex.: 48, pl. 2, fig. 2.
Neck & Metcalf, 1988. Texas J. Sci. 40: 262 [as ‘Potamilus salinasensis’].
Howells et al., 1996. Freshw. Mussels Tex.: 103, fig. p. 212 [as ‘Potamilus salinasensis’].

Anodonta salmonea ‘Lea’ of Authors = Pyganodon grandis

(error for Anodonta salmonia Lea, 1838)
‘Lea’ of Authors.
Sowerby, 1867. Conch. Icon. 17: pl. 19, sp. 74.
Frierson, 1927. Check List N. Amer. Naiades: 15.
F.C. Baker, 1928. Bull. Wisconsin Geol. Nat. Hist. Survey 70(2): 155.

Unio sautaremicus Castro of Authors = nomen dubium

Castro of Authors.

Unio sayanus ‘Ward’ of Authors = Uniomerus tetralasmus

(error for Unio sayii Ward in Tappan, 1839)
‘Ward’ of Authors.
Conrad, 1838. Monogr. Fam. Unionidae 2(11): 102, pl. 56, fig. 2.
B.H. Wright, 1888. Check List N. Amer. Unionidae etc.: [5].

Sphaerium scaldianum Westerlund 1868 Coll. Typ. Moll. Su. of Authors = nomen dubium

(misidentified reference to Cyclas scaldiana Normand, 1844)
Westerlund 1868 Coll. Typ. Moll. Su. of Authors.

Anodonta scaphidium ‘Heude’ of Authors = Sinanodonta woodiana

(error for Anodon scaphydium Heude, 1880)
‘Heude’ of Authors.
Paetel, 1890. Cat. Conch.-Samml. 3: 184.
Neumayr, 1899. Wiss. Erg. Reise Szechény Ost-Asien 2: 647.

Anodontites schombergianus ‘Sowerby’ of Authors = Anodontites schomburgiana

(error for Anodon schomburgianus Sowerby, 1870)
‘Sowerby’ of Authors.
Frierson, 1927. Check List N. Amer. Naiades: 97.
Martinez et al., 2004. Mem. Fund. La Salle Cienc. Nat. 159-160: 294.
Lasso et al., 2009. Biota Colombiana 10(1-2): 72.

Unio schoolcraftii ‘Lea’ of Authors = Pustulosa pustulosa

(error for Unio schoolcraftensis Lea, 1834)
‘Lea’ of Authors.
Lea, 1870. Synopsis Fam. Naiades: 33.
B.H. Wright, 1888. Check List N. Amer. Unionidae etc.: [5].

Lamprotula scripta of Authors = Lamprotula caveata

(misidentified reference to Unio scriptus Heude, 1875)
of Authors.
Wang et al., 2018. Conserv. Genet. Resour. 10(4): 611.
Aunins et al., 2018. mtDNA B 3(2): 1125.
Wang et al., 2018. Conserv. Genet. Resour. 11: 140.
Cha et al., 2018. mtDNA B 3(2): 946 [as ‘Aculamprotula’].
Froufe et al., 2019. Heredity 124: 185.
Fukata & Iigo, 2020. mtDNA B 5(2): 1216.
Chen et al., 2020. mtDNA B 5(3): 2800.

Unio scutaricus Bourguignat of Authors = nomen dubium

Bourguignat of Authors.

Psoronaias semigranosa ‘von dem Busch in Philippi’ of Authors = Psoronaias crocodilorum

(misidentified reference to Unio semigranosus von dem Busch in Philippi, 1843)
‘von dem Busch in Philippi’ of Authors.
Pfeiffer et al., 2019. Zool. Scripta 48: 108.
Pfeiffer et al., 2019. MPE 137: 116.
Inoue et al., 2020. Zootaxa 4816(4): 460.
Smith et al., 2020. Cladistics 36: 507.
Freeman et al., 2025. Malacologia 67(1/2): 256, Table 1.
Campbell & Lydeard, 2026. Malacologia 68(1/2): 289.

Unio semmelincki ‘Martens’ of Authors = Lens semmelinki

(error for Unio semmelinki Martens, 1891)
‘Martens’ of Authors.
Haas, 1914. Conch. Cab. 9 (pt. 2, h. 49): 190, pl. 20, figs. 6-7.
Haas, 1969. Das Tierreich 88: 97.
Dang et al., 1980. [Freshwater Moll. Vietnam]: ??.

Unio sennaarensis ‘Küster’ of Authors = Coelatura aegyptiaca

(error for Unio sennaariensis Küster, 1862)
‘Küster’ of Authors.
Lea, 1870. Synopsis Fam. Naiades: 64.
Pallary, 1924. Mém. Inst. Égypte 7 (n.s.): 48.

Anodonta shafferiana ‘Lea’ of Authors = Strophitus undulatus

(error for Anodonta shaefferiana Lea, 1852)
‘Lea’ of Authors.
Lea, 1870. Synopsis Fam. Naiades: 81.
Clessin, 1873. Conchyl. Cab. 9(1): 243, pl. 17, figs. 5-7.
B.H. Wright, 1888. Check List N. Amer. Unionidae etc.: [7].
Call, 1895. Trans. Acad. Sci. St. Louis 7: 60.
Utterback, 1916. Amer. Midl. Nat. 4(7): 311.
Frierson, 1927. Check List N. Amer. Naiades: 23.

Unio sheppardianus ‘Lea’ of Authors = Elliptio shepardiana

(error for Unio shepardianus Lea, 1834)
‘Lea’ of Authors.
Catlow & Reeve, 1845. Conch. Nomen.: 64.
Starobogatov, 1970. Fauna Moll. Continent.: 287 [as ‘Ensinaia’].

Caelatura shoutedeni ‘Haas, 1936’ of Authors = Prisodontopsis mweruensis

(error for Caelatura (Kistinaia) schoutedeni Haas, 1936)
‘Haas, 1936’ of Authors.
Haas, 1969. Treatise on Invert. Paleo 1: N418.
Millard, 2001. Class. Moll. (3): 1062.

Corbicula sikarae ‘Ancey’ of Authors = Corbicula madagascariensis

(error for Corbicula sikorae Ancey, 1890)
‘Ancey’ of Authors.
Dall, 1903. Trans. Wagner Free Inst. 3(6): 1449.
Morton, 1986. Amer. Malac. Bull. (2): 114.

Parreysia simpularis ‘Heude’ of Authors = Ptychorhynchus murinum

(error for Unio simpularius Heude, 1884)
‘Heude’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 845.
Simpson, 1914. Descr. Cat. Naiades: 1122.
Haas, 1924. Abh. Senckenb. Naturf. Ges. 38: 159.
Haas, 1969. Das Tierreich 88: 106.
He & Zhuang, 2013. Freshwater Bivalves China: 95.

Unio sinensis ‘Lea’ of Authors = Acuticosta chinensis

(error for Unio chinensis Lea, 1868)
‘Lea’ of Authors.
Heude, 1875. Conch. Fluv. Nanking (1): sp. 26.
Haas, 1969. Treatise on Invert. Paleo 1: N416 [as ‘Acuticosta sinensis’].
Millard, 2001. Class. Moll. (3): 1051.

Unio slavonicus Hörnes of Authors = nomen dubium

Hörnes of Authors.

Unio smaragdites ‘Benson’ of Authors = Indonaia andersoniana

(misidentified reference to Unio smaragdites Benson, 1862)
‘Benson’ of Authors.
Tapparone Canefri, 1889. Ann. Mus. Storia Nat. Genova 27: 343.
Prashad, 1922. Rec. Ind. Mus. 24: 102.

Unio souzanus ‘Castro’ of Authors = Unio delphinus

(error for Unio sousanus Locard, 1889)
‘Castro’ of Authors.
Locard, 1893. Coqu. Eau Douce Saumâtre France: 197.
Germain, 1904. Bull. Soc. Sci. Nat. Ouest France 4: 275 [37].
Germain, 1931. Faune de France 22: 737.
Haas, 1940. Zool. Ser. Field Mus. Nat. Hist. 24: 126.

Unio sowerbyanus ‘Lea’ of Authors = Epioblasma haysiana

(error for Unio sowerbianus Lea, 1834)
‘Lea’ of Authors.
Küster, 1852. Conchyl. Cab. 9(2): 62.
Agassiz, 1852. Arch. Naturg. 18(1): 43.
specimen image from publication Reeve, 1864. Conch. Icon. 16: pl. 14, sp. 58.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 520.
Simpson, 1914. Descr. Cat. Naiades: 17.
Frierson, 1927. Check List N. Amer. Naiades: 94.
Haas, 1969. Das Tierreich 88: 483.
Burch, 1975. Freshw. Unio. North Amer.: 173.
R.I. Johnson, 1978. Bull. MCZ 148: 280.
Parmalee & Bogan, 1998. The Freshwater Mussels of Tennessee: 91.

Pleiodon spekei ‘Woodward’ of Authors = Pleiodon spekii

(error for Iridina (Pleiodon) spekii Woodward, 1859)
‘Woodward’ of Authors.
E.A. Smith, 1880. Proc. Zool. Soc. London 1880: 350.
E.A. Smith, 1881. Proc. Zool. Soc. London 1881: 296.
Sturany, 1894. Durch Massailand zur Nilquelle: 302.
Martens, 1897. Besch. Weich. Deutsch Ost Afr. 4: 256.
E.A. Smith, 1904. Proc. Malac. Soc. London 6(2): 102.
Type(s): HOLOTYPE BMNH_1859-12-23-8, Lake Tanganyika.

Anodonta spreta Zieg. of Authors = Anodonta cygnea

Zieg. of Authors.

Anodonta spuria ‘Count Yoldi’s Letter’ of Authors = Anodonta cygnea

‘Count Yoldi’s Letter’ of Authors.

Bartlettia stefaninii ‘Moricand’ of Authors = Bartlettia stefanensis

(error for Etheria stefanensis Moricand, 1856)
‘Moricand’ of Authors.
Modell, 1942. Arch. Moll. 74(5/6): 176.
Stansbery & Soehngen, 1964. Sterkiana 14: 10.

Unio stegarius ‘Rafinesque’ of Authors = Cyprogenia stegaria

(reference to Obovaria stegaria Rafinesque, 1820)
‘Rafinesque’ of Authors.
Say, 1834. Amer. Conch. 6: ??.
Ferussac, 1835. Mag. Zool. 5(59-60): 28.
Conrad, 1838. Monogr. Fam. Unionidae 1(10): 83, pl. 46, fig. 1.
Reeve, 1864. Conch. Icon. 16: pl. 12, sp. 45.

Bartelettia [sic] stephanensis ‘Moricand’ of Authors = Bartlettia stefanensis

(error for Etheria stefanensis Moricand, 1856)
‘Moricand’ of Authors.
Sowerby, 1872. Conch. Icon. 18: pl. 1, sp. 1.
Simone, 2006. Land. Freshw. Moll. Brazil.: 285.

Unio stewardsonii var. stewardsonii ‘De Gregorio’ of Authors = Epioblasma obliquata

(error for Unio stewardsonii var. stewensoni de Gregorio, 1914)
‘De Gregorio’ of Authors.
Parmalee & Bogan, 1998. The Freshwater Mussels of Tennessee: 97.
Watters et al., 2009. Freshw. Mussels OH: 95.

Spatha (Leptospatha) stuhlmanni of Authors = Aspatharia dahomeyensis

(misidentified reference to Spatha stuhlmanni Martens, 1897)
of Authors.
Germain, 1909. Bull. Mus. Nation. Hist. Natur. 15: 211.
Franc, 1949. J. de Conch. 9: 164.

Anodonta subalata Zieg. of Authors = Anodonta cygnea

Zieg. of Authors.

Trapezoideus subclathratus ‘Martens’ of Authors = Yaukthwa rectangularis

(misidentified reference to Unio misellus var. subclathratus Martens, 1899)
‘Martens’ of Authors.
Bolotov et al., 2017. Sci. Repts. 7: Table S1.
Huang et al., 2019. MPE 130: Table S4.

Unio subconstrictus ‘Sow. Flem.’ of Authors = nomen dubium

‘Sow. Flem.’ of Authors.

Anodon subcylindracea ‘Lea’ of Authors = Anodontoides ferussacianus

(reference to Anodonta subcylindracea Lea, 1838)
‘Lea’ of Authors.
specimen image from publication Sowerby, 1867. Conch. Icon. 17: pl. 14, sp. 47. [in part]
Clessin, 1873. Conchyl. Cab. 9(1): 92, pl. 26, figs. 6-7.

Anodonta subdepressa Drouet of Authors = Anodonta cygnea

Drouet of Authors.

Unio subhispanicus ‘Castro in Locard’ of Authors = Unio delphinus

(error for Unio subhispanus Locard, 1889)
‘Castro in Locard’ of Authors.
Germain, 1931. Faune de France 22: 737.
Prie, 2012. MalaCo 8: 432.

Unio suborbiculatus Kuster, 1857 of Authors = Obovaria subrotunda

(reference to Unio suborbiculatus ‘Hildreth’ of Authors)
Kuster, 1857 of Authors.

Unio suborbiculatus ‘Hildreth’ of Authors = Obovaria subrotunda

(error for Unio orbiculatus Hildreth, 1828)
‘Hildreth’ of Authors.
Conrad, 1836. Monogr. Fam. Unionidae 1(4): 35.
Mørch, 1853. Cat. Conch. Yoldi 2: 46.

Mya subovatus Desh. of Authors = Lampsilis ovata

(misidentified reference to Unio subovatus Lea, 1831)
Desh. of Authors.

Unio subpalleus Thiesse of Authors = nomen dubium

Thiesse of Authors.

Middendorffinaia suifunensis ‘Moskvicheva & Starobogatov’ of Authors = Middendorffinaia mongolica

(error for Middendorffinaia (Suifununio) sujfunensis Moskvicheva & Starobogatov, 1973)
‘Moskvicheva & Starobogatov’ of Authors.
Graf, 2007. Proc. Acad. Nat. Sci. 156: 85.
Lopes-Lima et al., 2020. MPE 146: Appendix 1.
Bolotov et al., 2020. Sci. Repts. 10: S32.
Bogatov, 2022. Lg. Bivalve Moll. Russia’s Fresh Waters: 59, 61.

Nodularia suifunica ‘Moskvicheva’ of Authors = Nodularia douglasiae

(error for Nodularia sujfunica Moskvicheva, 1973)
‘Moskvicheva’ of Authors.
Klishko et al., 2018. Systemat. Biodiv. 16(3): 288.
Bogatov, 2022. Lg. Bivalve Moll. Russia’s Fresh Waters: 59.

Amuranodonta sujfunensis ‘Shadin’ of Authors = Buldowskia suifunica

(error for Anodonta beringiana var. suifunensis Zhadin, 1938)
‘Shadin’ of Authors.
Moskvicheva, 1973. Zool. Zhur. 52(6): 831.
Zatravkin, 1983. [in] I.M. Likharev, Molluscs: 42.
Bogatov & Zatravkin, 1988. Trudy Zool. Inst. 187: 164.
Starobogatov et al., 2004. Key Freshw. Invert. Russia 6 (molluscs, polychaetes, nemerteans): 46.
Kantor & Sysoev, 2005. Cat. Moll. Russia: 333.
Kantor et al., 2010. Cat. Contin. Moll. Russia: 269.
Vinarski & Kantor, 2016. Analyt. Cat. Fr. Brack. Moll. Russia: 49.

Buldowskia sujfunica ‘Lindholm’ of Authors = Buldowskia suifunica

(error for Anodonta arcaeformis var. suifunica Lindholm, 1925)
‘Lindholm’ of Authors.
Moskvicheva, 1973. Zool. Zhur. 52(6): 832.
Zatravkin, 1983. [in] I.M. Likharev, Molluscs: 42.
Korniushin, 1998. Malac. Review Bivalvia 7: 78.
Bogatov & Sayenko, 2002. Bull. Russian Far East Malac. Soc. 7: 86.
Starobogatov et al., 2004. Key Freshw. Invert. Russia 6 (molluscs, polychaetes, nemerteans): 46.
Kantor & Sysoev, 2005. Cat. Moll. Russia: 333.
Kantor et al., 2010. Cat. Contin. Moll. Russia: 269.

Paxyodon syrmathophorus ‘Meuschen’ of Authors = Prisodon syrmatophorus

(error for Mya syrmatophora Gmelin, 1791)
‘Meuschen’ of Authors.
Ramírez et al., 2003. Rev. Biol. Trop. 51: 273.
Pereira et al., 2014. Hydrobiologia 735: [11].

Cyrtonaias tampicoensis ‘Lea’ of Authors = Cyrtonaias berlandierii

(misidentified reference to Unio tampicoensis Lea, 1838)
‘Lea’ of Authors.
Bogan & Hoeh, 2000. Geol. Soc. London Spec. Publ. 177: Table 1.
Hoeh et al., 2001. [in] Bauer & Wächtler, Ecol. Evol. Unionoida: 260.
Hoeh et al., 2002. Malac. Review 31/32(2): 127.
Hoeh et al., 2002. Evolution 56(11): Table 1.
Roe & Hoeh, 2003. Mol. Syst. Phylogeo. Moll.: 110.
Campbell et al., 2005. Invert. Biol. 124(2): Appendix 1.
Zanatta & Murphy, 2006. MPE 41(1): Table 1.
Walker et al., 2006. Malacologia 48(1-2): Table 2.
Chapman et al., 2008. Malacologia 50(1-2): 306, Table 1.
Chapman et al., 2008. BMC Evol. Biol. 8: 11, Table 4.
Campbell et al., 2008. Molec. Ecol. Res. 8: Table 1.
Burlakova et al., 2012. Aquatic Biosystems 8(12): [suppl. 1].
Campbell & Lydeard, 2012. Amer. Malac. Bull. 30(1): Appendix 1.
Ouyang et al., 2015. J. Agri. Biotech. 23(6): Table 1.
Pfeiffer et al., 2016. Conserv. Genet. 17(2): 281, Table 1.
Pfeiffer et al., 2019. Zool. Scripta 48: 109, Table 2.
Smith et al., 2019. Systemat. Biodiv. 17(4): Table S1.
Burlakova et al., 2019. Malacologia 62(2): Table 1.
Pfeiffer et al., 2019. MPE 137: Table 1.
Inoue et al., 2020. Zootaxa 4816(4): 460.
Smith et al., 2020. Cladistics 36: Table 1.
Freeman et al., 2025. Malacologia 67(1/2): 247, Table 2.
Campbell & Lydeard, 2026. Malacologia 68(1/2): 288.

Unio taphricola Servain of Authors = nomen dubium

Servain of Authors.

Anodonta tawi ‘Rang’ of Authors = Aspatharia chaiziana

(error for Anodonta tawaii Rang, 1835)
‘Rang’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 902.
Kobelt, 1910. Abh. Senckenb. Naturf. Ges. 32: 87.

Anodonta tehernaica ‘Bourguignat’ of Authors = Anodonta anatina

(error for Anodonta tchernaica Bourguignat, 1881)
‘Bourguignat’ of Authors.
Westerlund, 1890. Fauna Paläarct. Binnenconch. 2(7): 226.
Zhadin, 1938. Faune USSR Mollusques 4(1): 121.

Tellina tenera Schrank of Authors = Sphaerium lacustre

Schrank of Authors.

Sphaerium tenue ‘Prime’ of Authors = Sphaerium nitidum

(reference to Cyclas tenuis Prime, 1852)
‘Prime’ of Authors.
Mozley, 1938. unknown publication: 119.

Unio teres ‘Rafinesque’ of Authors = Lampsilis teres

(reference to Unio (Eurynia) teres Rafinesque, 1820)
‘Rafinesque’ of Authors.
Say, 1834. Amer. Conch. 6: ??.
Conrad, 1836. Monogr. Fam. Unionidae 1(6): 52, pl. 28.

Unio texasensis ‘Lea’ of Authors = Toxolasma texasiense

(error for Unio texasiensis Lea, 1857)
‘Lea’ of Authors.
Lea, 1860. Jour. Acad. Nat. Sci. 4 [O. 8]: 359.
Lea, 1870. Synopsis Fam. Naiades: 59.
B.H. Wright, 1888. Check List N. Amer. Unionidae etc.: [5].
Pilsbry & Rhoads, 1896. Proc. Acad. Nat. Sci. 48: 505.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 563.
Ortmann, 1915. Nautilus 28(12): 141.
Utterback, 1916. Amer. Midl. Nat. 4(9): 398.
Gordon et al., 1979. Bull. AMU (1979): 35, Table 3.
Cummings & Mayer, 1992. Freshw. Mussels Midwest (5): 134.
Vidrine, 1993. Histr. Distr. Freshw. Mussels LA: 169.
R.I. Johnson, 1999. Occ. Pap. Moll. 6(77): 34.
Lee, 2006. Shell-O-Gram 47(5): 6 [as ‘Toxolasma texasense’].
Bogan, 2010. FADA: [web].
ITIS, 2012. ITIS: [web].
Haag, 2012. N. Amer. Freshw. Mussels: 70 [as ‘Toxolasma texasensis’].
McMurray et al., 2012. Mo. Freshw. Mussels: 57 [as ‘Toxolasma texasense’].
Marshall et al., 2018. Amer. Malac. Bull. 36(1): 44.

Anodonta tibiscana Bourguignat, 1886 of Authors = nomen dubium

Bourguignat, 1886 of Authors.

(error for Anodonta trapesialis Lamarck, 1819)
‘Lamarck’ of Authors.
Blainville, 1825. Manuel Malacol. et Conch.: 538.
Bory de St. Vincent, 1827. Encycl. Méth. 2: 147.
Menke, 1828. Syn. Method. Moll.: 63.
Menke, 1830. Syn. Method. Moll.: 106.
Lea, 1834. Trans. Amer. Phil. Soc. 5 [O. 1]: 93.
d’Orbigny, 1835. Mag. Zool. 5(61-62): 43.
Lea, 1836. Synopsis Fam. Naiades: 53.
Lea, 1838. Synopsis Fam. Naiades: 31.
Swainson, 1840. Treat. Malacol.: 287.
Hanley, 1843. Illustr. Descr. Cat. Rec. Bivalve Shells: 220.
d’Orbigny, 1846. Voyage dans l’Amérique Méridionale 5(3): 596.
Lea, 1852. Synopsis Fam. Naiades: 52.
Hupé, 1857. [in] Castelnau, Anim. Nouv. Rares d’Amer. Sud: 85.
Adams & Adams, 1857. Gen. Rec. Moll. 2(31-32): 504.
Lea, 1870. Synopsis Fam. Naiades: 82.
Ihering, 1893. Arch. Naturg. 59(1): 135.
Corsi, 1900. Anais Mus. Nac. Montevideo 2: 456.
Marshall, 1915. Proc. U.S. Nat. Mus. 49(2122): 529.
Haas, 1929. Senckenbergiana 11: 340.
H.B. Baker, 1930. Occ. Pap. Mus. Zool. Univ. Mich. (210): 70.
Morretes, 1949. Arqu. Mus. Paranaense 7: 27.

Anodonta triangularis Villa of Authors = nomen dubium

Villa of Authors.

(error for Unio nyassaensis var. ujijiensis Crosse, 1881)
‘Crosse’ of Authors.
Bourguignat, 1885. Bull. Soc. Malac. France 2: 7.
Bourguignat, 1885. Notice Prodr. Moll. Giraud Tanganika: 94.
Bourguignat, 1886. Esp. Nouv. et Genres Nouv. Lac Oukékérewe et Tanganika: 22.
‘Crosse’ Daget, 1998. Cat. Bivalves Africains: 79 [as ‘Nyassunio ujijensis’].

(misidentified reference to Anodonta undulata Say, 1817)
‘Say’ of Authors.
Smith et al., 2018. MPE 119: 51. [in part]
Gasparini et al., 2020. Environmental DNA 2(3): Table S1.
Whelan et al., 2023. Zool. J. Linn. Soc. 198(2): Table S1. [in part]
Perkins et al., 2025. ZooKeys 1248: Table S1. [in part]

Unio uniformis ‘Sow. Flem.’ of Authors = nomen dubium

‘Sow. Flem.’ of Authors.

Unio urii ‘Flem.’ of Authors = nomen dubium

‘Flem.’ of Authors.

Pseudodon vagulus ‘Fischer’ of Authors = Pseudodon vondembuschianus

(misidentified reference to Unio vagulus Fischer, 1891)
‘Fischer’ of Authors.
Bolotov et al., 2023. Water 15: Dataset S1.
Jeratthitikul et al., 2024. Zoosyst. Evol. 100(4): Table S1.
Zieritz et al., 2024. Zool. J. Linn. Soc. 201, zlae076: Table S4.
Jeratthitikul et al., 2025. ZooKeys 1224: Table S1.
Konopleva et al., 2025. Ecologica Montenegrina 88: Supplementary Dataset 1.

(error for Unio verbecki Martens, 1897)
‘von Martens’ of Authors.
‘(Boettger) v. Martens’ Haas, 1914. Conch. Cab. 9 (pt. 2, h. 49): 198.
Modell, 1942. Arch. Moll. 74(5/6): 189.
‘Martens’ Haas, 1969. Das Tierreich 88: 101.
‘Martens’ Haas, 1969. Treatise on Invert. Paleo 1: N420.
‘(Martens)’ Brandt, 1974. Arch. Moll. 105: 289.
Millard, 2001. Class. Moll. (3): 1064.

Unio verreauxi ‘Kuster’ of Authors = Unio caffer

(error for Unio verrauxi Küster, 1856)
‘Kuster’ of Authors.
E.A. Smith, 1891. Ann. Mag. Nat. Hist. 8: 319.
Sturany, 1899. Denk. Ak. Wien 67: 627.
Connolly, 1925. Rec. Albany Mus. 3: [1].
Connolly, 1939. Ann. S. Afr. Mus. 33: 608.
Heard & Vail, 1976. Zool. Africana 11(1): 45.

(error for Margaritana vignouana Bernardi, 1859)
‘Bernardi’ of Authors.
Musgrave, 1863. Phot. Conch. of Conch. Misc. Hanley: pl. 1, fig. 1.
Reeve, 1865. Conch. Icon. 16: pl. 25, sp. 120; errata [changed to ‘vignouanus’].
specimen image from publication Sowerby, 1870. Conch. Icon. 17: pl. 29, sp. 116.
Ancey, 1888. Bull. Soc. Malac. France 5: 74, footnote.

Margaritana vignoniana ‘Bernardi’ of Authors = Aspatharia rugifera

(error for Margaritana vignouana Bernardi, 1859)
‘Bernardi’ of Authors.
Paetel, 1890. Cat. Conch.-Samml. 3: 174.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 902.
Kobelt, 1910. Abh. Senckenb. Naturf. Ges. 32: 87.
Simpson, 1914. Descr. Cat. Naiades: 1347.
Modell, 1964. Arch. Moll. 93: 84.

(misidentified reference to Margaritana vondembuschiana Lea, 1840)
‘Lea’ of Authors.
Pfeiffer & Graf, 2015. Zool. J. Linn. Soc. 175(2): 310. [in part]
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Pseudodon aff. vondembuschianus sp. 2’]. [in part]
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Monodontina aff. vondembuschiana sp. 2’]. [in part]
Konopleva et al., 2017. Systemat. Biodiv. 15(3): 207. [in part]
Bolotov et al., 2018. Sci. Repts. 8: Table S1 [as ‘Monodontina aff. vondembuschiana sp. 2’]. [in part]
Huang et al., 2019. MPE 130: Table S4 [as ‘Monodontina aff. vondembuschiana sp. 2’]. [in part]
Konopleva et al., 2019. Sci. Repts. 9: Table S1 [as ‘Monodontina aff. vondembuschiana sp. 2’]. [in part]

Pseudodon vondembuschianus ‘Lea’ of Authors = Pseudodon mekongi

(misidentified reference to Margaritana vondembuschiana Lea, 1840)
‘Lea’ of Authors.
Graf, 2002. J. Moll. Studies 68: 66.
Graf & Cummings, 2006. Zool. J. Linn. Soc. 148: 348.
Hoeh et al., 2009. Malacologia 51(2): 310.
Whelan et al., 2011. MPE 61: 506. [in part]
Pfeiffer & Graf, 2015. Zool. J. Linn. Soc. 175(2): 310. [in part]
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Monodontina aff. vondembuschiana sp. 2’]. [in part]
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Pseudodon aff. vondembuschianus sp. 2’]. [in part]
Konopleva et al., 2017. Systemat. Biodiv. 15(3): 207. [in part]
Bolotov et al., 2018. Sci. Repts. 8: Table S1 [as ‘Monodontina aff. vondembuschiana sp. 2’]. [in part]
Huang et al., 2019. MPE 130: Table S4 [as ‘Monodontina aff. vondembuschiana sp. 2’]. [in part]
Konopleva et al., 2019. Sci. Repts. 9: Table S1 [as ‘Monodontina aff. vondembuschiana sp. 2’]. [in part]

Pseudodon vondembuschianus ‘Lea’ of Authors = Pseudodon mekongi

(misidentified reference to Margaritana vondembuschiana Lea, 1840)
‘Lea’ of Authors.
Zieritz et al., 2016. Sci. Total Environ. 571: Table 1.
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Pseudodon vondembuschianus’ & ‘Pseudodon aff. vondembuschianus sp. 1’].
Bolotov et al., 2017. Sci. Repts. 7: Table S1 [as ‘Monodontina vondembuschiana’ & ‘Monodontina aff. vondembuschiana sp. 1’].
Bolotov et al., 2018. Sci. Repts. 8: Table S1 [as ‘Monodontina aff. vondembuschiana sp. 1’].
Razak et al., 2018. Conserv. Genet. Resour. 11: 459.
Huang et al., 2019. MPE 130: Table S4 [as ‘Monodontina vondembuschiana’ &‘Monodontina aff. vondembuschiana sp. 1’].
Konopleva et al., 2019. Sci. Repts. 9: Table S1 [as ‘Monodontina aff. vondembuschiana sp. 1’].
Froufe et al., 2019. Heredity 124: Table 1 [as ‘Monodontina vondembuschiana’].
Lopes-Lima et al., 2020. MPE 146: Table 1 [as ‘Monodontina aff. vondembuschiana sp. 1’].
Fukata & Iigo, 2020. mtDNA B 5(2): 1216 [as ‘Monodontina vondembuschiana’].
Chen et al., 2020. mtDNA B 5(3): 2800 [as ‘Monodontina vondembuschiana’].
Bolotov et al., 2020. Sci. Repts. 10: Table S1 [as ‘Monodontina vondembuschiana’].
Zieritz et al., 2021. Zool. J. Linn. Soc. 193(3): Table 1 [as ‘Monodontina vondembuschiana’].
Zieritz et al., 2021. Aquatic Conserv.: Mar. Freshw. Ecosyst. 31: 3176 [as ‘Monodontina vondembuschiana’].
Jeratthitikul et al., 2021. Eur. J. Taxonomy 775: Table 1 [as ‘Monodontina vondembuschiana’].
Wu et al., 2021. J. Lake Sci. 33(6): attached Table 2 [as ‘Monodontina vondembuschiana’].
Konopleva et al., 2021. Sci. Repts. 11: Table S1 [as ‘Monodontina vondembuschiana’].
Jeratthitikul et al., 2022. Sci. Repts. 12: Table S1 [as ‘Monodontina vondembuschiana’].
Wu et al., 2022. Zool. Scripta 51: Table S2.
Pavan-Kumar et al., 2022. Mol. Biol. Rep. 49: Table S1.
Jeratthitikul & Sutcharit, 2023. Tropical Nat. Hist. 7: Table 1 [as ‘Monodontina vondembuschiana’].
Dai et al., 2023. Invert. Syst. 37(2): Table 2.
Wu et al., 2023. Org Divers Evol (2023): Table 2 [as ‘Monodontina vondembuschiana’].
Konopleva et al., 2023. Diversity 15(1), 10: Table S2 [as ‘Monodontina vondembuschiana vondembuschiana’].
Bolotov et al., 2023. Water 15: Table 1 [as ‘Pseudodon vondembuschianus vondembuschianus’].
Dai et al., 2024. Zool. Scripta 53: Table 1 [as ‘Monodontina vondembuschiana’].
Wu et al., 2024. J. Zool. Syst. Evol. Res. 2024, 1499508: Tables 1-2.
Matos et al., 2024. mtDNA B 9(6): 698.
Zieritz et al., 2024. Zool. J. Linn. Soc. 201, zlae076: Tables S1, S4 [as ‘Pseudodon vond. vondembuschianus’].
Wu et al., 2024. Invert. Syst. 38, IS24014: Tables S1-S3.
Matos et al., 2024. mtDNA B 9(7): 895.
Jeratthitikul et al., 2024. Zoosyst. Evol. 100(4): Table S1 [as ‘Pseudodon vondembuschianus vondembuschianus’].
Zhang et al., 2024. BMC Genomics 25, 1243: Table S3.
Liu et al., 2024. Zoosyst. Evol. 100(3): Table 2.
Dai et al., 2024. Zoosyst. Evol. 100(4): Table 2.
Jeratthitikul et al., 2025. ZooKeys 1224: Table S1 [as ‘Pseudodon vondembuschianus vondembuschianus’].
Dai et al., 2025. Zoosyst. Evol. 101(2): Table 2 [as ‘Monodontina vondembuschiana’].
Chen et al., 2025. Zoosyst. Evol. 101(4): Table S3.
Jeratthitikul et al., 2025. Tropical Nat. Hist. 8: Table 1.
Konopleva et al., 2025. Ecologica Montenegrina 88: fig. 4 [as ‘Pseudodon v. vondembuschianus’].
Klymus et al., 2025. mtDNA B 10(6): Table 1.
Wu et al., 2026. Contributions to Zoology 95: Table S2.
Campbell & Lydeard, 2026. Malacologia 68(1/2): appendix.

(error for Anodonta wahlamatensis Lea, 1838)
‘Lea’ of Authors.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 629.
Arnold, 1908. Proc. U.S. Nat. Mus. 34: 355.
Simpson, 1914. Descr. Cat. Naiades: 379.
Henderson, 1935. GSA, Spec. Pap. 3: 66.
Davis & Fuller, 1981. Malacologia 20: 219.
Mock et al., 2004. Molec. Ecol. 13: 1090.

Unio whiteanus ‘Lea’ of Authors = Elliptio icterina

(error for Unio whiteianus Lea, 1852)
‘Lea’ of Authors.
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 260.
Frierson, 1927. Check List N. Amer. Naiades: 28.

Sinanodonta woodiana ‘Lea’ of Authors = Sinanodonta schrenkii

(misidentified reference to Symphynota woodiana Lea, 1834)
‘Lea’ of Authors.
Soroka, 2010. Folia Malac. 18(4): 151. [in part]
Bolotov et al., 2016. Biochem. Syst. & Ecol. 67: 60 [as ‘lineage G’]. [in part]
Konečný et al., 2018. Evol. Appl. 11: Table S1 [as ‘lineage G’]. [in part]
Galal-Khallaf et al., 2024. Egypt. J. Zool. 81: Fig. 6.

Sinanodonta woodiana ‘Lea’ of Authors = Sinanodonta lauta

(misidentified reference to Symphynota woodiana Lea, 1834)
‘Lea’ of Authors.
Soroka, 2005. Zool. Sci. 22: 1138. [in part]
Soroka, 2008. Folia Biol. 56: 93. [in part]
Soroka, 2010. Folia Malac. 18(4): 151. [in part]
Soroka, 2010. Folia Malac. 18(4): 191. [in part]
Zhang et al., 2013. World Sci. Tech.-Mod. Traditional Chinese Med. 15(3): 376 [as ‘Anodonta woodiana’].
Bolotov et al., 2016. Biochem. Syst. & Ecol. 67: 60 [as lineage C]. [in part]
Sayenko et al., 2017. Biol. Bulletin 44(3): 367. [in part]
Konečný et al., 2018. Evol. Appl. 11: Table S1 [as ‘lineage C’]. [in part]
Sano et al., 2022. MPE 175: Table S1 [as ‘S. woodiana sp. 1’]. [in part]

Sinanodonta woodiana ‘Lea’ of Authors = Sinanodonta jourdyi

(misidentified reference to Symphynota woodiana Lea, 1834)
‘Lea’ of Authors.
Vikhrev et al., 2017. Trop. Conserv. Sci. 10: Table 1 [as ‘lineage H’]. [in part]
Lopes-Lima et al., 2017. MPE 106: Table 2.
Bespalaya et al., 2018. Limnologica 69: Table 1 [as ‘lineage H’]. [in part]
Chen et al., 2023. ZooKeys 1173: 133, Table 1.
Chen et al., 2025. Zoosyst. Evol. 101(4): Table 1.

Sinanodonta woodiana ‘Lea’ of Authors = Sinanodonta elliptica

(misidentified reference to Symphynota woodiana Lea, 1834)
‘Lea’ of Authors.
Bolotov et al., 2016. Biochem. Syst. & Ecol. 67: 60, Table 1 [as ‘lineage D’]. [in part]
Vikhrev et al., 2017. Trop. Conserv. Sci. 10: 4, Table 1 [as ‘lineage D’]. [in part]
Bespalaya et al., 2018. Limnologica 69: 97, Table 1 [as ‘lineage D’]. [in part]
Konečný et al., 2018. Evol. Appl. 11: Table S1 [as ‘lineage H’]. [in part]
Huang et al., 2019. MPE 130: Table S1. [in part]
Kashiri et al., 2024. Zoosystema 46(6): Table 1 [as ‘D’].

Sinanodonta woodiana ‘Lea’ of Authors = Sinanodonta pacifica

(misidentified reference to Symphynota woodiana Lea, 1834)
‘Lea’ of Authors.
Ng et al., 2016. PLoS One 11(8), e0161130: Table S2.
Bolotov et al., 2016. Biochem. Syst. & Ecol. 67: 60 [as ‘lineage A’ & ‘lineage B’]. [in part]
Zieritz et al., 2016. Sci. Total Environ. 571: 1071.
Vikhrev et al., 2017. Trop. Conserv. Sci. 10: Table 1 [as ‘lineage A’ & ‘lineage B’]. [in part]
Bespalaya et al., 2018. Limnologica 69: Table 1 [as ‘lineage A’ & ‘lineage B’]. [in part]
Konečný et al., 2018. Evol. Appl. 11: Table S1 [as ‘lineage A’ & ‘lineage B’]. [in part]
Zieritz et al., 2018. Biol. Conserv. 219: 131.
Kondakov et al., 2018. Zootaxa 4462(4): 517, Table 1.
Lopes-Lima et al., 2020. MPE 146: Table S7 [as ‘Sinanodonta cf. woodiana 1’]. [in part]
Bauer et al., 2021. Neotrop. Natur. 5: 1, figs. 1-2.
Sano et al., 2022. MPE 175: Table S1 [as ‘S. woodiana sp. 1’]. [in part]
Bolotov et al., 2022. Aquatic Conserv.: Mar. Freshw. Ecosyst. 32(9): 1498, Table S3. [in part]
Bogan et al., 2023. Diversity 15(6), 710: Tables 1, S3 [as ‘Sinanodonta cf. woodiana 1’]. [in part]
Kashiri et al., 2024. Zoosystema 46(6): Table 1 [as ‘A’ & ‘B’].
Cummings et al., 2025. Freshw. Mussels Cent. Amer.: 121, pl. 10. [in part]

(error for Anodonta youkanensis Lea, 1867)
‘Lea’ of Authors.
Simpson, 1893. Nautilus 6(12): 135.
Zatravkin, 1983. [in] I.M. Likharev, Molluscs: 42.
Bogatov & Starobogatov, 2001. Zool. Zhur. 80: 30.
Starobogatov et al., 2004. Key Freshw. Invert. Russia 6 (molluscs, polychaetes, nemerteans): 41.
Kantor & Sysoev, 2005. Cat. Moll. Russia: 332.
Sayenko et al., 2009. Zool. Zhur. 88(11): 1306.
Bogatov, 2022. Lg. Bivalve Moll. Russia’s Fresh Waters: 73.

Unio zelebori ‘Dunker’ of Authors = Echyridella menziesii

(misidentified reference to Unio zelebori Dunker, 1866)
‘Dunker’ of Authors.
Hutton, 1880. Manual New Zealand Mollusca: 161.
specimen image from publication McMichael & Hiscock, 1958. Austral. J. Mar. Frwtr. Res. 9(3): 460, pl. 14, figs. 10-11.
Haas, 1969. Das Tierreich 88: 505.