species Unio tumidus Philipsson in Retzius, 1788: synonymy

Unio tumidus Philipsson in Retzius, 1788

Philipsson in Retzius, 1788. Diss. Nat.-Hist. Test. Gen.: 17.

Unio (sec. Lymnium) tumidus — Simpson (1900), Simpson (1914)
Unio (Groupe Tumidusiana) tumidus — Caziot (1907)
Unio tumidus — Germain (1908), Kobelt & Haas (1910), Ortmann (1912), Ortmann (1914), Germain (1931), ... Hou et al. (2025), Wang et al. (2025), Klymus et al. (2025), Campbell & Lydeard (2026), Wu et al. (2026)
Unio (s.s.) tumidus — Zhadin (1938), Vinarski & Kantor (2016)
Unio tumidus tumidus — Haas (1940), Haas (1969), Fauna Europaea (2012), Lopes-Lima et al. (2017), Bogatov (2022)
Unio (Tumidusiana) tumidus — Zatravkin (1983), Korniushin (1998)
Unio (s.s.) tumidus tumidus — Falkner et al. (2001), Falkner et al. (2002)
Tumidiana tumida — Starobogatov et al. (2004)
Tumidiana tumida tumida — Kantor & Sysoev (2005), Kantor et al. (2010)
Unio tumidu [sic] — Li et al. (2010)

Unio conus Spengler, 1793

Lister, 1685. Conch.: pl. 146, fig. 1. [pre-linnaean]
Spengler, 1793. Skr. Naturhist. Selsk. 3: 60, no. 26.

Unio (sec. Lymnium) pictorum — Simpson (1900), Simpson (1914)
Unio tumidus — Germain (1931), Graf (2007), IUCN (2011), Klishko et al. (2017), Bogatov et al. (2018), Anisimova et al. (2018)
Unio (s.s.) tumidus var. conus — Zhadin (1938)
Unio tumidus tumidus — Haas (1940), Haas (1969)
Unio (Tumidusiana) conus — Zatravkin (1983)
Tumidiana conus — Starobogatov et al. (2004)
Tumidiana conus conus — Kantor & Sysoev (2005), Kantor et al. (2010)
Unio (s.s.) conus — Vinarski & Kantor (2016)
Unio tumidus conus — Bogatov (2022)

Mya depressa Donovan, 1801

Donovan, 1801. Brit. Shells 3: pl. 101.

Unio (sec. Lymnium) tumidus — Simpson (1900), Simpson (1914)
Unio tumidus tumidus — Haas (1940), Lopes-Lima et al. (2017)
Unio (s.s.) tumidus depressus — Falkner et al. (2001), Falkner et al. (2002)
Unio tumidus — Prié & Puillandre (2014)
Unio (s.s.) tumidus — Vinarski & Kantor (2016)

Mya ovata Donovan, 1802

Donovan, 1802. Brit. Shells 4: pl. 122, figs. 1-3.

Unio (sec. Lymnium) tumidus — Simpson (1900), Simpson (1914)
Unio tumidus — Germain (1908), Germain (1931)
Unio tumidus tumidus — Haas (1940), Haas (1969), Fauna Europaea (2012)

Mya ovalis Montagu, 1803

Philipsson in Retzius, 1788. Diss. Nat.-Hist. Test. Gen.: 17.
Pulteney, 1799. Cat. Birds. Shells. Dorsetshire: 27. [nomen nudum]
Montagu, 1803. Test. Brit. 1-2: 34.
(misidentified reference to Mya ovalis Lightfoot, 1786)

Unio (sec. Lymnium) tumidus — Simpson (1900), Simpson (1914)
Unio tumidus tumidus — Haas (1940), Haas (1969)
Tumidiana conus conus — Kantor & Sysoev (2005)
Unio tumidus — Klishko et al. (2017)

Mysca solida Turton, 1822

Montagu, 1803. Test. Brit. 1-2: 36 [as ‘Mya solida’].
Turton, 1822. Conch. Ins. Brit.: 246, pl. 16, fig. 2.

Unio (sec. Lymnium) tumidus — Simpson (1900), Simpson (1914)
Unio tumidus tumidus — Haas (1940), Haas (1969)
Unio (s.s.) tumidus — Vinarski & Kantor (2016)

Unio inflata Hecart, 1833

Hecart, 1833. Mém. Soc. Agricult. Valanciennes 1: 245.
(homonym of Unio inflatus Studer, 1820)

Unio tumidus — Germain (1908), Germain (1931)
Unio tumidus tumidus — Haas (1940), Haas (1969)
Unio (s.s.) tumidus — Vinarski & Kantor (2016)

Unio muelleri Rossmässler, 1838

Rossmässler, 1838. Icon. Land- und Süssw.-Moll. 2 (1-2): 41, pl. 40, fig. 541.
Rossmässler, 1842. Icon. Land- und Süssw.-Moll. 2 (5): 13, pl. 54, fig. 739.

Unio (sec. Lymnium) tumidus — Simpson (1900), Simpson (1914)
Unio tumidus tumidus — Haas (1940), Haas (1969)
Unio (s.s.) muelleri — Zatravkin (1983), Stadnichenko (1984), Vinarski & Kantor (2016)
Tumidiana muelleri — Starobogatov et al. (2004), Kantor & Sysoev (2005), Kantor et al. (2010)
Unio tumidus — Graf (2007), IUCN (2011), Klishko et al. (2017)

Unio tumidus var. radiatus Colbeau, 1839

Colbeau, 1839. Matér. Faune Malacol. Belg.: ??.
(intro'd as intra-sp. of Unio tumidus Philipsson in Retzius, 1788)

Unio pictorum Brown, 1844

Brown, 1844. Ill. Rec. Conch. Gr. Brit. & Ireland: 81, pl. 31, figs. 8-11.
(misidentified reference to Mya pictorum Linnaeus, 1758)

Unio (sec. Lymnium) tumidus — Simpson (1900), Simpson (1914)

Unio tumidus var. corrosus Zelebor, 1851

Zelebor, 1851. Ber. Mit. Freunde Naturw. Wien 7: 230, sp. 7.
(homonym of Unio corrosus Villa, 1841; intro'd as intra-sp. of Unio tumidus Philipsson in Retzius, 1788)

Unio tumidus tumidus — Haas (1969)
Unio (s.s.) tumidus — Vinarski & Kantor (2016)

Unio tumidus var. solidus Zelebor, 1851

Zelebor, 1851. Ber. Mit. Freunde Naturw. Wien 7: 230, sp. 6.
(homonym of Unio solidus Lea, 1838; intro'd as intra-sp. of Unio tumidus Philipsson in Retzius, 1788)

Unio tumidus tumidus — Haas (1969)

Unio limaniae Dupuy, 1852

Bouill., 1836. Cat. Moll. Auv.: 81. [nomen nudum]
‘Bouillet’ Dupuy, 1852. Hist. Natur. Moll. France (6): 653 [as ‘limaniæ’].

Unio tumidus var. lacustris Rossmässler, 1854

Rossmässler, 1854. Icon. Land- und Süssw.-Moll. 13: no. 16.
(intro'd as intra-sp. of Unio tumidus Philipsson in Retzius, 1788)

Unio pictorum var. niger de Joannis, 1859

de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 294, pl. 12, fig. 2.
(intro'd as intra-sp. of Mya pictorum Linnaeus, 1758; homonym of Unio (Elliptio) nigra Rafinesque, 1820)

Unio (Rostratiana) niger — Germain (1904)
Unio tumidus — Germain (1931)
Unio tumidus tumidus — Haas (1940), Haas (1969)
Unio (s.s.) tumidus — Vinarski & Kantor (2016)

Unio pictorum var. vinceleus de Joannis, 1859

de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: 294, pl. 12, figs. 4-5.
(intro'd as intra-sp. of Mya pictorum Linnaeus, 1758; renamed Unio vinceloti Germain, 1904)

Unio (Vincelotiana) vinceloti — Germain (1904)
Unio (Groupe des Vincelensiana) [sic] vincelens [sic] — Caziot (1907)
Unio tumidus — Germain (1931), Prié & Puillandre (2014)
Unio pictorum rostratus — Haas (1940), Haas (1969)
Unio (s.s.) tumidus vinceleus — Falkner et al. (2001), Falkner et al. (2002)
Unio (s.s.) rostrata — Vinarski & Kantor (2016)
Unio tumidus tumidus — Lopes-Lima et al. (2017)

Unio tumidus var. saccatus Rossmässler, 1859

Rossmässler, 1859. Icon. Land- und Süssw.-Moll. 3 (5-6): 138, pl. 89, fig. 969.
(intro'd as intra-sp. of Unio tumidus Philipsson in Retzius, 1788)

Unio tumidus tumidus — Haas (1940), Haas (1969)
Unio (Tumidusiana) tumidus var. saccatus — Stadnichenko (1984)
Unio (s.s.) tumidus — Vinarski & Kantor (2016)

Unio conus compressa Mørch, 1863

Mørch, 1863. Vidensk. Medd. Naturhist. Foren. Kjöben. (17-22): 340.
(homonym of Unio compressus Rafinesque, 1831; intro'd as intra-sp. of Unio conus Spengler, 1793)

Unio conus compressissima Mørch, 1863

Mørch, 1863. Vidensk. Medd. Naturhist. Foren. Kjöben. (17-22): 340.
(homonym of Unio compressissimus Lea, 1845; intro'd as intra-sp. of Unio conus Spengler, 1793)

Unio pictorum maxima Mørch, 1863

Mørch, 1863. Vidensk. Medd. Naturhist. Foren. Kjöben. (17-22): 340.
Mørch, 1864. Syn. Moll. Daniae: 78.
(intro'd as intra-sp. of Mya pictorum Linnaeus, 1758)

Unio tumidus var. maximus — Germain (1931)
Unio tumidus tumidus — Haas (1940), Haas (1969)
Unio (s.s.) tumidus — Vinarski & Kantor (2016)

Unio tumidus limicola Mørch, 1863

Mørch, 1863. Vidensk. Medd. Naturhist. Foren. Kjöben. (17-22): 339.
Mørch, 1864. Syn. Moll. Daniae: 77.
(intro'd as intra-sp. of Unio tumidus Philipsson in Retzius, 1788)

Unio (s.s.) tumidus limicola — Zhadin (1938)
Unio tumidus tumidus — Haas (1940), Haas (1969)
Unio (Tumidusiana) tumidus var. limicola — Stadnichenko (1984)
Unio (s.s.) tumidus — Vinarski & Kantor (2016)

Unio tumidus picta Beck in Mørch, 1863

Beck in Mørch, 1863. Vidensk. Medd. Naturhist. Foren. Kjöben. (17-22): 339.
Mørch, 1864. Syn. Moll. Daniae: 77.
(intro'd as intra-sp. of Unio tumidus Philipsson in Retzius, 1788; homonym of Unio pictus Lea, 1834)

Unio tumidus — Germain (1908), Germain (1931)
Unio tumidus tumidus — Haas (1940), Haas (1969)
Unio (s.s.) tumidus — Vinarski & Kantor (2016)

Unio robianoi Malzine, 1867

Malzine, 1867. Essai faun. malac. Belg.: 33, pl. 1, fig. 1-2.

Unio robianoi var. inflatus Malzine, 1867

Malzine, 1867. Essai faun. malac. Belg.: 33, pl. 1, fig. 3-4.
(intro'd as intra-sp. of Unio robianoi Malzine, 1867; homonym of Unio inflatus Studer, 1820)

Unio batavus var. incurvatus Colbeau, 1868

Colbeau, 1868. Ann. Soc. Malac. Belgique 3: 106, pl. 4, fig. 2.
(intro'd as intra-sp. of Mya batava Maton & Rackett, 1807)

Unio (Alpecanusiana) incurvatus — Germain (1904)
Unio tumidus — Germain (1931)
Unio tumidus tumidus — Haas (1940), Haas (1969)
Unio (s.s.) tumidus — Vinarski & Kantor (2016)

Unio tumidus var. heckingi Colbeau, 1868

Colbeau, 1868. Ann. Soc. Malac. Belgique 3: 106, pl. 4, fig. 1.
(intro'd as intra-sp. of Unio tumidus Philipsson in Retzius, 1788)

Unio tumidus — Germain (1908), Germain (1931)
Unio tumidus tumidus — Haas (1940), Haas (1969)
Unio (s.s.) tumidus — Vinarski & Kantor (2016)

Unio tumidus var. borysthenensis Kobelt, 1879

Kobelt, 1879. Icon. Land- und Süssw.-Moll. 7: 32, pl. 192, fig. 1950.
(renamed Unio tumidus var. borysthenicus Servain, 1888; intro'd as intra-sp. of Unio tumidus Philipsson in Retzius, 1788)

Unio tumidus borysthenensis — Haas (1940), Haas (1969), Fauna Europaea (2012)
Tumidiana conus borysthenensis — Kantor & Sysoev (2005), Kantor et al. (2010)
Unio (s.s.) conus — Vinarski & Kantor (2016)
Unio tumidus borysthensis [sic] — Lopes-Lima et al. (2017)
Unio tumidus — Araujo et al. (2018)

Unio tumidus var. rohrmanni Kobelt, 1879

Kobelt, 1879. Icon. Land- und Süssw.-Moll. 7: 32, pl. 192, fig. 1951.
(intro'd as intra-sp. of Unio tumidus Philipsson in Retzius, 1788)

Unio tumidus tumidus — Haas (1940), Haas (1969)
Unio (s.s.) tumidus — Vinarski & Kantor (2016)

Unio gerstfeldtianus Clessin, 1880

Clessin, 1880. Nachr. Bl. Dtsch. Malak. Ges. 12: 81.

Unio (s.s.) tumidus var. gerstfeldtianus — Zhadin (1938)
Unio tumidus borysthenensis — Haas (1940), Haas (1969), Fauna Europaea (2012)
Unio tumidus var. gerstfeldtianus — Zhadin (1965)
Tumidiana tumida tumida — Kantor & Sysoev (2005)
Unio (s.s.) tumidus — Vinarski & Kantor (2016)

Unio bardus Bourguignat, in sched. Servain, 1881

Bourguignat, in sched. Servain, 1881. Malac. Lac Balaton: 98.
Bourguignat in Servain, 1888. Bull. Soc. Malac. France 5: 323.

Unio (Rostratiana) bardus — Germain (1904)
Unio tumidus — Germain (1908), Germain (1931)
Unio tumidus tumidus — Haas (1940), Haas (1969)

Unio tumidus var. falcatulus Drouët, 1881

Drouët, 1881. Unionidae Russie: 9.
(intro'd as intra-sp. of Unio tumidus Philipsson in Retzius, 1788)

Unio tumidus borysthenensis — Haas (1940), Haas (1969)
Unio (Tumidusiana) tumidus falcatulus — Stadnichenko (1984)
Tumidiana tumida falcatulus — Kantor & Sysoev (2005)
Tumidiana tumida falcatula — Kantor et al. (2010)
Unio tumidus — IUCN (2011)
Unio (s.s.) tumidus — Vinarski & Kantor (2016)

Unio tumidus var. minor Drouët, 1881

Drouët, 1881. Unionidae Russie: 9.
(homonym of Unio margaritifer var. minor Rossmässler, 1835)

Unio alpecanus Bourguignat in Locard, 1882

Bourguignat in Locard, 1882. Prodr. Malac. Franç. 1: 285, 355.
Bourguignat in Locard, 1889. Contr. Faune Malacol. Franc. 13: 177 [71].
Bourguignat in Locard, 1893. Coqu. Eau Douce Saumâtre France: 215.
Type(s): LECTOTYPE MNHN_22094 (by Graf, 2011: 457), l’Oise à Creil.

Unio tumidus — Germain (1908), Germain (1931)
Unio tumidus tumidus — Haas (1940), Haas (1969)

Unio edyus Bourguignat in Locard, 1882

Bourguignat in Locard, 1882. Prodr. Malac. Franç. 1: 299, 367.
Bourguignat in Locard, 1889. Contr. Faune Malacol. Franc. 13: 177 [71].
Bourguignat in Locard, 1893. Coqu. Eau Douce Saumâtre France: 215.

Unio tumidus — Germain (1931)
Unio tumidus tumidus — Haas (1940), Haas (1969)

Unio fourneli Bourguignat in Locard, 1882

Bourguignat in Locard, 1882. Prodr. Malac. Franç. 1: 300, 367.
Bourguignat in Locard, 1889. Contr. Faune Malacol. Franc. 13: 177 [71].
Bourguignat in Locard, 1893. Coqu. Eau Douce Saumâtre France: 214.
Type(s): IDIOTYPE MNHN_22225, La Marne à Lagny (Seine-et-Marne).

Unio tumidus — Germain (1931)
Unio tumidus tumidus — Haas (1940), Haas (1969)

Unio schroederi Bourguignat in Schröder, 1885

Bourguignat in Schröder, 1885. Bull. Soc. Malac. France 2: 224.

Unio tumidus tumidus — Haas (1940), Haas (1969)

Unio rhenanus Kobelt, 1886

Kobelt, 1886. Jb. Nassau. Ver. Naturk. 39: 96, pl. 5, fig. 3.
Kobelt, 1886. Icon. Land- und Süssw.-Moll. 2: 48, pl. 56, fig. 297.

Unio tumidus rhenanus — Kobelt & Haas (1910)
Unio tumidus tumidus — Haas (1940), Haas (1969)
Unio (s.s.) tumidus — Vinarski & Kantor (2016)

Unio tumidus var. godetiana Clessin, 1887

Clessin, 1887. Moll.-Fauna Mitteleuropas 2: 738, text fig. 496.
(intro'd as intra-sp. of Unio tumidus Philipsson in Retzius, 1788)

Unio tumidus tumidus — Haas (1940), Haas (1969)
Unio (s.s.) tumidus godetianus — Falkner et al. (2001)
Unio tumidus godetianus — Lopes-Lima et al. (2017)

Unio anabaenus Servain, 1888

Servain, 1888. Bull. Soc. Malac. France 5: 324 [as ‘anabænus’].

Unio mulierum Servain, 1888

Servain, 1888. Bull. Soc. Malac. France 5: 321.

Unio tumidus tumidus — Haas (1940), Haas (1969)

Unio spengeli Bourguignat in Servain, 1888

Bourguignat in Servain, 1888. Bull. Soc. Malac. France 5: 323.

Unio tumidus var. borysthenicus Servain, 1888

Kobelt, 1879. Icon. Land- und Süssw.-Moll. 7: 32, pl. 192, fig. 1950 [as ‘borysthenensis’].
‘Kobelt’ Servain, 1888. Bull. Soc. Malac. France 5: 323.
(new name for Unio tumidus var. borysthenensis Kobelt, 1879)

Unio (s.s.) tumidus var. borysthenicus — Zhadin (1938)
Unio tumidus var. borysthenicus — Zhadin (1965)
Unio (Tumidusiana) conus borysthenicus — Stadnichenko (1984)

Unio aldemaricus Locard, 1889

Locard, 1889. Contr. Faune Malacol. Franc. 13: 176 [70], 262 [156].
Locard, 1893. Coqu. Eau Douce Saumâtre France: 213.
Type(s): LECTOTYPE MNHN_22091 (by Graf, 2011: 456), l’Aisne, à Guignicourt (Ardennes).

Unio tumidus — Germain (1908), Germain (1931)
Unio tumidus tumidus — Haas (1940), Haas (1969)

Unio borcherdingi Bourguignat in Locard, 1889

Bourguignat in Locard, 1889. Contr. Faune Malacol. Franc. 13: 153 [47].
(new name for Unio macrorhynchus Borcherding, 1889)

Unio tumidus tumidus — Haas (1969)

Unio giberti Locard, 1889

Locard, 1889. Contr. Faune Malacol. Franc. 13: 131 [25], 191 [85].
Locard, 1893. Coqu. Eau Douce Saumâtre France: 215, fig. 227.
Type(s): LECTOTYPE MNHN_22237 (by Graf, 2011: 477), La Marne à Lagny (Seine-et-Marne).

Unio tumidus — Germain (1908), Germain (1931)
Unio tumidus tumidus — Haas (1940), Haas (1969)

Unio macrorhynchus Borcherding, 1889

Borcherding, 1889. Abh. Naturw. Ver. Bremen 10: 342, pl. 4, figs. 3-3b.
(homonym of Unio macrorhynchus Bourguignat in Locard, 1882; renamed Unio borcherdingi Bourguignat in Locard, 1889)

Unio tumidus tumidus — Haas (1969)

Unio tumidulus Locard, 1889

Rossmässler, 1836. Icon. Land- und Süssw.-Moll. 1 (3): pl. 14, fig. 203 [as ‘Unio tumidus’].
Rossmässler, 1838. Icon. Land- und Süssw.-Moll. 2 (1-2): pl. 40, fig. 542 [as ‘Unio tumidus’].
Locard, 1889. Contr. Faune Malacol. Franc. 13: 176 [70], 261 [155].
Locard, 1893. Coqu. Eau Douce Saumâtre France: 213.
(homonym of Unio tumidulus Lea, 1856)
Type(s): LECTOTYPE MNHN_22586 (by Graf, 2011: 510), La Seine à Rouen (Seine-Inférieure).

Unio tumidus — Germain (1908), Germain (1931)
Unio tumidus tumidus — Haas (1940), Haas (1969)

Unio catinulus Locard, 1893

Locard, 1893. Bull. Soc. Sci. Nat. Elbeuf 12: 10.
Locard, 1893. Coqu. Eau Douce Saumâtre France: 217.
Type(s): SYNTYPE MNHN_22172, La Seine à Elbeuf (Seine-Inférieure).

Unio tumidus — Germain (1908), Germain (1931)

Unio elboviensis Locard, 1893

Locard, 1893. Bull. Soc. Sci. Nat. Elbeuf 12: 4.
Locard, 1893. Coqu. Eau Douce Saumâtre France: 215.

Unio tumidus — Germain (1908), Germain (1931)
Unio tumidus tumidus — Haas (1940), Haas (1969)

Unio lacrymiformis Locard, 1893

Locard, 1893. Bull. Soc. Sci. Nat. Elbeuf 12: 12.
Locard, 1893. Coqu. Eau Douce Saumâtre France: 216, fig. 228.
Type(s): LECTOTYPE MNHN_22300 (by Graf, 2011: 483), La Seine au nord de Rouen.

Unio tumidus — Germain (1908), Germain (1931)
Unio tumidus tumidus — Haas (1940), Haas (1969)

Unio levoiturieri Locard, 1893

Locard, 1893. Bull. Soc. Sci. Nat. Elbeuf 12: 7.
Locard, 1893. Coqu. Eau Douce Saumâtre France: 216.

Unio tumidus — Germain (1908)
Unio tumidus tumidus — Haas (1940), Haas (1969)

Unio rothomagensis Locard, 1893

Locard, 1893. Coqu. Eau Douce Saumâtre France: 213.
Type(s): LECTOTYPE MNHN_22503 (by Graf, 2011: 501), la Seine près Rouen.

Unio tumidus — Germain (1908), Germain (1931)
Unio tumidus tumidus — Haas (1940), Haas (1969)

Unio vinceloti Germain, 1904

‘de Joannis’ Germain, 1904. Bull. Soc. Sci. Nat. Ouest France 4: 276 [38].
(new name for Unio pictorum var. vinceleus de Joannis, 1859)

Unio (Vincelotiana) vinceloti — Germain (1904)

Unio vinceloti var. cuneiformis Germain, 1904

Germain, 1904. Bull. Soc. Sci. Nat. Ouest France 4: 276 [38], pl. 2, fig. 37.
(intro'd as intra-sp. of Unio vinceloti Germain, 1904)

Unio (Vincelotiana) vinceloti cuneiformis — Germain (1904)

Unio lauterborni Haas, 1909

Haas, 1909. Beitr. Kenntn. Mittleleurop. Najadeen, Beilage zu... 41: 46.

Unio tumidus lauterborni — Kobelt & Haas (1910)
Unio tumidus tumidus — Haas (1940), Haas (1969)
Unio (s.s.) tumidus — Vinarski & Kantor (2016)

Unio tumidus var. okae Kobelt & Haas, 1910

Kobelt & Haas, 1910. Icon. Land- und Süssw.-Moll. 17: 58, index, pl. 480, figs. 2565-2566.
(renamed Unio tumidus var. kobeltianus Zhadin, 1938; homonym of Unio crassus var. okae Kobelt & Haas, 1910; intro'd as intra-sp. of Unio tumidus Philipsson in Retzius, 1788)

Unio (s.s.) tumidus var. kobeltianus — Zhadin (1938)
Unio tumidus borysthenensis — Haas (1969)

Unio tumidus ilekensis Kobelt, 1912

Kobelt, 1912. Icon. Land- und Süssw.-Moll. 18: 28, pl. 492, fig. 2629.
(intro'd as intra-sp. of Unio tumidus Philipsson in Retzius, 1788)

Unio (s.s.) tumidus var. ilikensis [sic] — Zhadin (1938)
Unio tumidus borysthenensis — Haas (1940), Haas (1969)
Tumidiana tumida tumida — Kantor & Sysoev (2005)
Unio (s.s.) tumidus — Vinarski & Kantor (2016)

Unio tumidus var. succinctus Hilbert, 1912

Hilbert, 1912. Schr. Königsberg. Phys. Ges. 52: 271.
(intro'd as intra-sp. of Unio tumidus Philipsson in Retzius, 1788)

Unio tumidus tumidus — Haas (1969)

Unio tumidus var. natermanni Honigmann, 1914

Honigmann, 1914. Abh. Ber. Mus. Magdeburg 2: 7.
(intro'd as intra-sp. of Unio tumidus Philipsson in Retzius, 1788)

Unio tumidus borysthenensis — Haas (1940), Haas (1969)

Unio tumidus var. bashkiricus Zhadin, 1938

Zhadin, 1938. Faune USSR Mollusques 4(1): 81, text fig. 19.
(intro'd as intra-sp. of Unio tumidus Philipsson in Retzius, 1788)

Unio (s.s.) tumidus var. bashkiricus — Zhadin (1938)
Unio tumidus borysthenensis — Haas (1940), Haas (1969)
Unio tumidus var. bashkiricus — Zhadin (1965)
Tumidiana tumida tumida — Kantor & Sysoev (2005)
Unio (s.s.) tumidus — Vinarski & Kantor (2016)

Unio tumidus var. fridmani Zhadin, 1938

Zhadin, 1938. Faune USSR Mollusques 4(1): 86, text fig. 21.
(intro'd as intra-sp. of Unio tumidus Philipsson in Retzius, 1788)

Unio (s.s.) tumidus var. fridmani — Zhadin (1938)
Unio tumidus borysthenensis — Haas (1940), Haas (1969)
Unio tumidus var. fridmani — Zhadin (1965)
Tumidiana tumida tumida — Kantor & Sysoev (2005)
Unio (s.s.) tumidus — Vinarski & Kantor (2016)

Unio tumidus var. ilikensis ‘Kobelt’ of Authors

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

Unio tumidus var. kobeltianus Zhadin, 1938

Zhadin, 1938. Faune USSR Mollusques 4(1): 82.
(homonym of Unio batavus kobeltianus Haas, 1913; new name for Unio tumidus var. okae Kobelt & Haas, 1910; intro'd as intra-sp. of Unio tumidus Philipsson in Retzius, 1788)

Unio (s.s.) tumidus var. kobeltianus — Zhadin (1938)
Unio tumidus borysthenensis — Haas (1940), Haas (1969)
Tumidiana tumida tumida — Kantor & Sysoev (2005)
Unio (s.s.) tumidus — Vinarski & Kantor (2016)

Unio tumidus var. moltshanovi Zhadin, 1938

Zhadin, 1938. Faune USSR Mollusques 4(1): 85, text fig. 20.
(intro'd as intra-sp. of Unio tumidus Philipsson in Retzius, 1788)

Unio (s.s.) tumidus var. moltshanovi — Zhadin (1938)
Unio tumidus borysthenensis — Haas (1940), Haas (1969)
Unio (s.s.) tumidus — Vinarski & Kantor (2016)

Unio limagnae ‘Bouillet’ of Authors

‘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’].
(error for Unio limaniae Dupuy, 1852)

Unio concavus ‘Zeleb.’ of Authors

‘Zeleb.’ of Authors.

Unio elongatus ‘Rm.’ of Authors

‘Rm.’ of Authors.

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

Westerl. Faun. Moll. Suec. of Authors.

Mytilus angustior Lister, 1685

Lister, 1685. Conch.: ??. [pre-linnaean]

Unio rostrata Waardenburg, 1827

Waardenburg, 1827. Moll. Belgico: 36.
(misidentified reference to Unio rostrata Lamarck, 1819)

Unio tumidus — Germain (1908), Germain (1931)

Unio batavus Rossmässler, 1836

Rossmässler, 1836. Icon. Land- und Süssw.-Moll. 1 (3): pl. 15, fig. 214.
(misidentified reference to Mya batava Maton & Rackett, 1807)

Unio tumidus Rossmässler, 1836

Rossmässler, 1836. Icon. Land- und Süssw.-Moll. 1 (3): pl. 14, fig. 203.
Rossmässler, 1838. Icon. Land- und Süssw.-Moll. 2 (1-2): 41, pl. 40, fig. 542.
Rossmässler, 1844. Icon. Land- und Süssw.-Moll. 2 (6): pl. 60, fig. 773.
Dupuy, 1852. Hist. Natur. Moll. France (6): pl. 28, fig. 20.
Turton, 1857. Man. Land Fresh-Water Shells Brit. Is.: pl. 2, fig. 13.
Forbes & Hanley, 1859. Brit. Moll.: pl. 40, fig. 1.
(reference to Unio tumidus Philipsson in Retzius, 1788)

Unio tumidus — Germain (1908), Germain (1931)

Unio tumidus var. radiolata Krynicki, 1837

Krynicki, 1837. Bull. Soc. imp. Nat. Moscou 10(2): 59. [nomen nudum]
(intro'd as intra-sp. of Unio tumidus Philipsson in Retzius, 1788)

Unio tumidus Mousson, 1849

Mousson, 1849. Land-Süßw.-Moll. Java: 95, pl. 17 [16], fig. 1.
(reference to Unio tumidus Philipsson in Retzius, 1788)

Rectidens sumatrensis — Haas (1914)
Unio tumidus — van Benthem Jutting (1953)
Rectidens sumatrensis sumatrensis — Haas (1969)

Unio zelebori Zelebor, 1851

‘Parreyss’ Zelebor, 1851. Ber. Mit. Freunde Naturw. Wien 7: 231, sp. 8. [nomen nudum]

Unio (s.s.) tumidus zelebori — Falkner et al. (2001)
Unio tumidus zelebori — Lopes-Lima et al. (2017)

Unio pictorum var. vinceleus de Joannis, 1859

de Joannis, 1859. Ann. Soc. Linn. Maine-et-Loire 3: pl. 12, fig. 5. [in part]
(reference to Unio pictorum var. vinceleus de Joannis, 1859)

Unio (Batavusiana) potamius — Germain (1904)
Unio batavus — Germain (1931)

Unio vincelleus Locard, 1882

‘de Joannis’ Locard, 1882. Prodr. Malac. Franç. 1: 298.
(error for Unio pictorum var. vinceleus de Joannis, 1859)

Unio alpacamus Locard, 1889

Locard, 1889. Contr. Faune Malacol. Franc. 13: 178 [72].
(error for Unio alpecanus Bourguignat in Locard, 1882)

Unio pictorum var. vincelus Locard, 1889

‘de Joannis’ Locard, 1889. Contr. Faune Malacol. Franc. 13: 140 [34].
(error for Unio pictorum var. vinceleus de Joannis, 1859)

Unio vincelens Caziot, 1907

‘Bourg.’ Caziot, 1907. Bull. Soc. Sci. Hist. Nat. Yonne 60: 276.
(error for Unio pictorum var. vinceleus de Joannis, 1859)

Unio elbovensis Germain, 1931

‘Locard’ Germain, 1931. Faune de France 22: 741.
(error for Unio elboviensis Locard, 1893)

Unio albovicensis Haas, 1940

‘Locard’ Haas, 1940. Zool. Ser. Field Mus. Nat. Hist. 24: 129.
(error for Unio elboviensis Locard, 1893)

Unio subtumidus ‘Mousson, in litt.’ van Benthem Jutting, 1953

‘Mousson, in litt.’ van Benthem Jutting, 1953. Treubia 22(1): 45.
(intro'd as syn of Unio tumidus Philipsson in Retzius, 1788)

Unio tumidus — van Benthem Jutting (1953)

Unio elbovicensis Haas, 1969

‘Locard’ Haas, 1969. Das Tierreich 88: 21.
(error for Unio elboviensis Locard, 1893)

Unio pictorum var. vincelius Haas, 1969

‘Joannis’ Haas, 1969. Das Tierreich 88: 26.
(error for Unio pictorum var. vinceleus de Joannis, 1859)

Unio (Unio) tumidus ssp. [Bassin de la Saône] Falkner et al., 2002

Falkner et al., 2002. Patrim. Natur. 52: 55. [nomen nudum]
(intro'd as intra-sp. of Unio tumidus Philipsson in Retzius, 1788)

Unio (s.s.) tumidus ssp. [Bassin de la Saône] — Falkner et al. (2002)

Unio tumidu Li et al., 2010

Li et al., 2010. Hereditas 32(4): 363.
(error for Unio tumidus Philipsson in Retzius, 1788)

Unio lateborni Vinarski & Kantor, 2016

‘Haas’ Vinarski & Kantor, 2016. Analyt. Cat. Fr. Brack. Moll. Russia: 23.
(error for Unio lauterborni Haas, 1909)

Unio tumidus borysthensis Lopes-Lima et al., 2017

‘Kobelt’ Lopes-Lima et al., 2017. Biol. Rev. 92(1): ??.
(error for Unio tumidus var. borysthenensis Kobelt, 1879)