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Page last updated
Thu 17 July 2025

The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)

FM(U)otW(aolcb) is the web version of the MUSSEL Project Database. Follow the links to browse the data or use the custom Google search field. Either way, you win!


Publication Simone (2006): taxonomic opinions
     publication summary

Complete Citation

Simone, L.R.L. 2006. Land and Freshwater Molluscs of Brazil: An Illustrated Inventory of the Brazilian Malacofauna, Including Neighboring Regions of South America, Respect to the Terrestrial and Freshwater Ecosystems. 390 pp.

Taxonomic Opinions

Anodontites aperta (Rafinesque, 1832)

Anodontites crispatus Bruguière, 1792 = Anodontites crispata
+ Anodonta carinata Dunker, 1858
+ Anodonta crispa Bory de St. Vincent, 1827
+ Anodonta napoensis Lea, 1868
+ Anodonta puberula Gould, 1852
+ Anodontites palmeri Marshall, 1930
+ Anodon reticulatus Sowerby, 1867
+ Anodon schomburgianus Sowerby, 1870

Anodontites crispatus Bruguière, 1792 = Anodontites carinata

Anodontites crispatus Bruguière, 1792 = Anodontites schomburgiana

Anodontites elongatus (Swainson, 1823) = Anodontites elongata
+ Anodon amethystus Sowerby, 1869
+ Anodon dactylus Sowerby, 1867
+ Anodonta holtonis Lea, 1857
+ Anodonta schroeteriana Lea, 1852
+ Anodonta solidula Deville & Hupé, 1850
+ Anodonta wheatleyi Lea, 1852
+ Anodontites schadei Marshall, 1934

Anodontites elongatus (Swainson, 1823) = Tamsiella schroeteriana

Anodontites ferrarisi (Orbigny, 1835) = Anodontites patagonica
+ Glabaris latomarginatus var. felix Pilsbry, 1896
+ Anodonta latimarginata var. inflata Martens, 1868
+ Anodonta latomarginata Lea, 1834
+ Anodonta latimarginata Martens, 1868
+ Anodontites latemarginata Simone, 2006

Anodontites ferrarisi (Orbigny, 1835) = Anodontites ferrarisii

Anodontites giullaini (Recluz in H. & A. Adams, 1857) = Chambardia wahlbergi

Anodontites irisans Marshall, 1927 = Anodontites leotaudi

Anodontites moricandi (Lea, 1860) = Anodontites moricandii
+ Anodonta hertwigii Ihering, 1890

Anodontites obtusus (Spix, 1827) = Anodontites lucida
+ Anodontites bartschi F. Baker, 1913
+ Glabaris incertus Haas, 1931
+ Glabaris obtusa juparana Ihering, 1910
+ Anodon obtusus var. lituratum Wagner, 1827
+ Unio (Anodontes) lucida d’Orbigny, 1835

Anodontites obtusus (Spix, 1827) = Anodontites obtusa

Anodontites paphos (Rafinesque in Simpson, 1900)

Anodontites patagonicus (Lamarck, 1819) = Anodontites iheringi
+ Glabaris bergi Ihering, 1893
+ Anodonta bischoffi Haas, 1931
+ Anodon crassus Swainson, 1823
+ Anodontites elfa Marshall, 1928
+ Anodonta iheringi Clessin, 1882
+ Anodonta heringi Simone, 2006
+ Anodontites infossus H.B. Baker, 1930
+ Anodontites mansfieldi Marshall, 1928
+ Anodonta mortoniana Lea, 1834
+ Anodon porcifer Gray, 1834
+ Anodonta serpentina Clessin, 1876
+ Anodonta sinuosa Clessin, 1873
+ Unio (Anodontes) sirionos d’Orbigny, 1835
+ Anodontes sirionis Simpson, 1900
+ Anodonta solida Küster, 1853
5 more...

Anodontites patagonicus (Lamarck, 1819) = Anodontites patagonica

Anodontites patagonicus (Lamarck, 1819) = Anodontites infossa

Anodontites tenebricosus (Lea, 1834) = Anodontites tenebricosa
+ Glabaris soleniformis var. apae Ihering, 1893
+ Mycetopus clessini Fischer, 1890
+ Anodontites colombiensis Marshall, 1922
+ Glabaris nehringi Ihering, 1893
+ Anodonta pastasana Miller, 1879
+ Glabaris (s.s.) philippianus Simpson, 1900
+ Mycetopus plicatus Clessin, 1882
+ Anodon solenidea Sowerby, 1867
+ Unio (Anodontes) soleniformis d’Orbigny, 1835
+ Anodonta subsinuata Philippi, 1869

Anodontites tenebricosus (Lea, 1834) = Anodontites solenidea

Anodontites tenebricosus (Lea, 1834) = Anodontites colombiensis

Anodontites tortilis (Lea, 1852)

Anodontites trapesialis (Lamarck, 1819) = Anodontites aroana
+ Anodonta angustata Clessin, 1876
+ Anodon anserinus Wagner, 1827
+ Anodon areolatus Sowerby, 1867
+ Anodontites aroanus H.B. Baker, 1930
+ Anodontites aurora Marshall, 1915
+ Anodonta bahiensis Clessin, 1873
+ Anodon blainvilleana Sowerby, 1867
+ Glabaris trapesialis var. cygneiformis Pilsbry, 1896
+ Anodontites darochai Marshall, 1915
+ Glabaris dulcis Ihering, 1910
+ Unio (Anodontes) exotica var. A elongata d’Orbigny, 1835
+ Anodonta esula Gray, 1847
+ Anodonta exotica Lamarck, 1819
+ Anodonta forbesiana Lea, 1860
+ Anodon giganteus Wagner, 1827
16 more...

Anodontites trapesialis (Lamarck, 1819)

Anodontites trapezeus (Spix, 1827) = Anodontites trapezea
+ Anodonta cailliaudii Lea, 1860
+ Glabaris trapezea var. caipira Ihering, 1893
+ Anodonta pazii Lea, 1866
+ Anodon rotundus Wagner, 1827
+ Anodonta rubicunda Lea, 1860
+ Glabaris trapezea var. sowerbyana Ihering, 1893
+ Unio (Anodontes) spixii d’Orbigny, 1835

Anodontites trigonus (Spix, 1827) = Anodontites elongata
+ Anodonta amazonensis Lea, 1860
+ Anodonta carthagena Simpson, 1900
+ Anodonta castelnaudii Hupé, 1857
+ Anodontites dalli F. Baker, 1913
+ Anodon georginae Griffith & Pidgeon, 1833
+ Anodontites guanarensis Marshall, 1927
+ Anodontites (s.s.) hasemani Ortmann, 1921
+ Anodontites (s.s.) hyrioides Ortmann, 1921
+ Anodonta incarum Philippi, 1869
+ Unio (Anodontes) limnoica d’Orbigny, 1835
+ Anodonta lingulata Hupé, 1857
+ Anodontites lizeri Doello-Jurado, 1924
+ Anodonta obtusula Hupé, 1857
+ Anodon ovata Swainson, 1841
+ Unio (Anodontes) puelchana d’Orbigny, 1835
4 more...

Anodontites trigonus (Spix, 1827) = Anodontites trigona

Anodontites trigonus (Spix, 1827) = Anodontites guanarensis

Anticorbula fluviatilis H. Adams, 1860

Bartlettia stephanensis [sic] (Moricand, 1856) = Bartlettia stefanensis
+ Rochanaia gutmansi Morretes, 1941
+ Bartlettia stefaninii Modell, 1942

Byssanodonta paranensis Orbigny, 1846

Byssanodonta riograndensis (Ihering in Morretes, 1949)

Callonaia duprei (Récluz, 1842)
+ Castalia dolabella Sowerby, 1869

Castalia ambigua Lamarck, 1819
+ Castalia acuticosta Hupé, 1857
+ Castalia acuticostata Sowerby, 1869
+ Tetraplodon baro Ihering, 1910
+ Castalia carolinensis Sowerby, 1869
+ Chevronais colombiana Olsson & Wurtz, 1951
+ Castalia cordata Strobel, 1874
+ Castalia crosseana Hidalgo, 1865
+ Castalia quadrilatera d’Orbigny, 1835
+ Castalia hanleyana Sowerby, 1869
+ Tetraplodon juruanus Ihering, 1910
+ Castalia ambigua var. kuesteri Ihering, 1893
+ Castalia lateriquadrata Sowerby, 1869
+ Castalia lateriquacrata Simone, 2006
+ Tetraplodon pectinatus Wagner, 1827
+ Castalia cuadrilatera Ramírez et al., 2003
3 more...

Castalia ambigua Lamarck, 1819 = Castalia crosseana

Castalia inflata d’Orbigny, 1835 = Castalia psammoica
+ Unio damnoica Lea, 1852

Castalia inflata d’Orbigny, 1835

Castalia martensi (von Ihering, 1893)

Castalia multisulcata Hupé, 1857
+ Castalia ecarinata Mousson, 1869
+ Tetraplodon linki Marshall, 1926
+ Castalia multicostata Sowerby, 1869
+ Tetraplodon stevensi H.B. Baker, 1930

Castalia multisulcata Hupé, 1857 = Castalia ecarinata

Castalia multisulcata Hupé, 1857 = Castalia stevensi

Castalia nehringi (von Ihering, 1893)

Castalia orinocensis Morrison, 1943

Castalia psammoica (Orbigny, 1835)
+ Castalia ovata Sowerby, 1869

Castalia undosa von Martens, 1885

Castaliella sulcata (Krauss, 1849) = Castalia orbignyi
+ Unio kraussii Lea, 1853
+ Unio orbignyana Hupé, 1857
+ Unio orbignyi Deville & Hupé, 1850
+ Castalia quadrata Sowerby, 1869
+ Castalia schombergiana Sowerby, 1869

Castaliella sulcata (Krauss, 1849)

Castaliella sulcata (Krauss, 1849) = Castaliella quadrata

Castaliella sulcata (Krauss, 1849) = Castaliella schombergiana

Congeria hoeblichi Schütt, 1991 = Rheodreissena hoeblichi

Corbicula fluminea (Müller, 1774)

Corbicula largillierti (Philippi, 1844)

Cyanocyclas amazonica (Prime, 1870)

Cyanocyclas boliviana (Philippi, 1851) = Polymesoda boliviana

Cyanocyclas brasiliana (Deshayes, 1854)

Cyanocyclas capivaris (Ihering)

Cyanocyclas cuneata (Jonas, 1844)
+ Cyanocyclas globulus Prime, 1865
+ Corbicula incrassata Deshayes, 1854

Cyanocyclas isocardioides (Deshayes, 1854) = Polymesoda anomala

Cyanocyclas limosa (Maton, 1809)
+ Corbicula approximans Preston, 1914
+ Corbicula coloniensis Pilsbry, 1896
+ Corbicula (Cyanocyclas) delicata Marshall, 1924
+ Corbicula (Cyanocyclas) exquisita Marshall, 1924
+ Corbicula (Cyanocyclas) felipponei Marshall, 1924
+ Corbicula (Cyanocyclas) guahybensis Marshall, 1927
+ Corbicula (Cyanocyclas) iheringi Marshall, 1927
+ Corbicula (Cyanocyclas) paysanduensis Marshall, 1924
+ Corbicula perplexa Prime, 1865
+ Corbicula (Cyanocyclas) platensis Marshall, 1927
+ Corbicula semisulcata Deshayes, 1854
+ Corbicula (Cyanocyclas) simplex Marshall, 1927
+ Corbicula (Cyanocyclas) teisseirei Marshall, 1927
+ Cyclas (Cyrena) variegata d’Orbigny, 1835

Cyanocyclas nitidula (Deshayes, 1854) = Polymesoda mexicana

Cyanocyclas obscura (Prime, 1860)

Cyanocyclas obsoleta (Deshayes, 1854)

Cyanocyclas ordinaria (Prime, 1865) = Polymesoda arctata

Cyanocyclas paranacensis (d’Orbigny, 1835)
+ Corbicula bermejoensis Preston, 1914
+ Corbicula (Cyanocyclas) compacta Marshall, 1924
+ Corbicula (Cyanocyclas) circularis Marshall, 1924
+ Corbicula (Cyanocyclas) fortis Marshall, 1924
+ Corbicula (Cyanocyclas) oleana Marshall, 1924
+ Cyclas paranensis d’Orbigny, 1846

Cyanocyclas placens (Hanley, 1844) = Polymesoda fontainei

Cyanocyclas regalis (Prime, 1865) = Polymesoda arctata

Cyanocyclas rotunda (Prime, 1860)

Cyanocyclas surinamica (Clessin, 1879)

Cyanocyclas undulata (Marshall, 1927)

Diplodon besckeanus (Dunker, 1848) = Diplodon ellipticus
+ Diplodon panco Ihering, 1910
+ Diplodon ellipticus santanus Ihering, 1910

Diplodon delodontus (Lamarck, 1819)
+ Unio brownii Lea, 1856
+ Diplodon bromnii Simone, 2006
+ Unio delodon Martens, 1868
+ Unio delodontes Doering, 1875
+ Unio divaricatus Lea, 1834
+ Unio firmus Lea, 1866
+ Unio fokkesi Dunker, 1852
+ Unio lacteolus Lea, 1834
+ Unio paraguayensis Lea, 1866
+ Diplodon pilsbryi Marshall, 1928
+ Unio rudus Lea, 1859
+ Diplodon (Cyclomya) smithi Marshall, 1926

Diplodon ellipticus (Wagner, 1827)
+ Diplodon ellypticum Wagner, 1827
+ Diplodon jacksoni Marshall, 1928
+ Diplodon (s.s.) wagnerianum Simpson, 1900
+ Diplodon magnerianus Simone, 2006

Diplodon expansus (Küster, 1856) = Diplodon multistriatus
+ Unio bischoffi Simpson, 1914
+ Unio caipira Ihering, 1893
+ Unio effulgens Lea, 1856
+ Unio eurhynchus Küster, 1861
+ Unio greeffeanus Ihering, 1893
+ Unio guahybae Simpson, 1900
+ Diplodon (s.s.) leai Simpson, 1900
+ Diplodon (s.s.) mimus Simpson, 1914
+ Margarita (Unio) modestus Lea, 1836
+ Diplodon (s.s.) mogymirim Ortmann, 1921
+ Unio paulista Ihering, 1893
+ Unio aethiops var. piracicabana Ihering, 1893
+ Unio sancti-pauli Bonetto, 1964
+ Diplodon (s.s.) semigranosus Simpson, 1914

Diplodon expansus (Küster, 1856) = Diplodon aethiops

Diplodon expansus (Küster, 1856) = Diplodon caipira

Diplodon expansus (Küster, 1856) = Diplodon greeffeanus

Diplodon expansus (Küster, 1856) = Diplodon paulistus

Diplodon fluctiger (Lea, 1859)

Diplodon fontainianus (Orbigny, 1835) = Diplodon rotundus
+ Unio quadrans Lea, 1860

Diplodon fontainianus (Orbigny, 1835)

Diplodon granosus (Bruguière, 1792) = Diplodon multistriatus
+ Unio famelicus Gould, 1850
+ Unio granuliferus Dunker, 1849
+ Unio niloticus Sowerby, 1868
+ Unio psammactinus Philippi, 1848

Diplodon granosus (Bruguière, 1792)

Diplodon multistriatus (Lea, 1834)
+ Unio coriaceus Dunker, 1849
+ Unio pfeifferi Dunker, 1849

Diplodon multistriatus (Lea, 1834) = Diplodon pfeifferi

Diplodon paphos Rafinesque, 1832

Diplodon parallelipipedon [sic] (Lea, 1834) = Diplodon parallelopipedon
+ Unio acutirostris Lea, 1866
+ Unio bonplandii Lea, 1870
+ Unio fourtaui Pallary, 1903
+ Diplodon fraus Ihering, 1907
+ Nodularia (sec. Cafferia) jickeli Simpson, 1900
+ Unio teretiusculus Jickeli, 1874
+ Unio trifidus Lea, 1860
+ Unio parallepipedon d’Orbigny, 1835

Diplodon parallelipipedon [sic] (Lea, 1834) = Nitia teretiuscula

Diplodon parodizi (Bonetto, 1960)

Diplodon patagonicus (Orbigny, 1835) = Diplodon chilensis
+ Diplodon huapensis Bartsch, 1906

Diplodon rhuacoicus (Orbigny, 1835)
+ Unio binneyi Lea, 1845
+ Diplodon decipiens Ortmann, 1921
+ Unio dunkerianus Lea, 1856
+ Unio piceus Lea, 1860
+ Unio rhyacoicus Martens, 1868
+ Diplodon subcylindricus Marshall, 1922
+ Diplodon (s.s.) suppositus Simpson, 1914
+ Monocondylaea rhyacoeca Paetel, 1890

Diplodon rhuacoicus (Orbigny, 1835) = Diplodon martensi

Diplodon rhuacoicus (Orbigny, 1835) = Diplodon piceus

Diplodon rhuacoicus (Orbigny, 1835) = Diplodon ellipticus

Diplodon rotundatus Lamarck in Lucena, 1951 = Diplodon rotundus

Diplodon voltzi Vernhout, 1914

Diplodon wymanii (Lea, 1860)
+ Unio ampullaceus Lea, 1866
+ Unio apprimus Lea, 1866
+ Diplodon felipponei Marshall, 1917
+ Unio nitidulus Küster, 1861
+ Unio peculiaris Lea, 1866
+ Unio piger Lea, 1860
+ Unio uruguayensis Lea, 1860
+ Diplodon wimani Bertoni, 1925

Diplodon wymanii (Lea, 1860) = Diplodon uruguayensis

Diplodontites cookei Marshall, 1922

Diplodontites olssoni Pilsbry, 1933

Diplodontites pilsbryana Olsson & Wurtz, 1951

Eupera bahiensis (Spix, 1827)

Eupera doellojuradoi Klappenbach, 1962

Eupera elliptica Ituarte & Mansur, 1993

Eupera guaraniana Ituarte, 1994

Eupera iguazuensis Ituarte, 1989

Eupera klappenbachi Mansur & Veitenheimer, 1975

Eupera modioliforme Anton, 1837
+ Cyclas (Pisidium) diaphanum Haldeman, 1841
+ Cyclas littoralis Prime, 1865
+ Pisidium moquinianum Bourguignat, 1854
+ Cyclas striatella Prime, 1865
+ Cyclas venezuelensis Prime, 1865

Eupera modioliforme Anton, 1837 = Eupera bahiensis

Eupera platensis Doello-Jurado, 1921

Eupera primei Klapenbach, 1967 [sic]

Eupera simoni (Jousseaume, 1889)

Eupera tumida (Clessin, 1879)
+ Eupera gravis H.B. Baker, 1930

Eupera tumida (Clessin, 1879) = Eupera gravis

Fossula fossiculifera (Orbigny, 1835)
+ Fossula balzani Ihering, 1893
+ Fossula brasiliensis Ihering, 1910
+ Fossula balzani mattogrossensis Ihering, 1915
+ Fossula venezuelensis Pilsbry & Olsson, 1944
+ Fossula piracicabana Ihering, 1891

Haasica balzani (Ihering, 1893)

Iheringella isocardioides (Lea, 1857) = Iheringella isocardiodes

Iheringella semisulcata (Adams, 1870)

Lamproscapha ensiformis (Spix & Wagner, 1827)
+ Glabaris (sec. Virgula) falsus Simpson, 1900

Lamproscapha ensiformis (Spix & Wagner, 1827) = Lamproscapha falsa

Leila blainvilleana [sic] (Lea, 1835) = Leila blainvilliana
+ Anodonta arcuata Hanley, 1843
+ Leila castelnaudii Hupé, 1857
+ Iridina esula d’Orbigny, 1835
+ Leila georgina Hupé, 1857
+ Anodon georginae Ihering, 1890
+ Anodon hians Sowerby, 1867
+ Anodon parishii Gray, 1834
+ Leila pulvinata Hupé, 1857
+ Columba blainvilleana var. riograndensis Ihering, 1890
+ Columba spixii Ihering, 1890
+ Iridina trapezialis d’Orbigny, 1835

Leila blainvilleana [sic] (Lea, 1835) = Leila esula

Limnoperna fortunei (Dunker, 1857)

Monocondylaea corrientesensis Orbigny, 1835
+ Monocondylaea corrientesiana Martens, 1868
+ Monocondylaea corrientina Doering, 1875
+ Monocondylaea felipponei Marshall, 1922
+ Unio (Monocondylea) franciscana Moricand, 1837
+ Monocondylaea francana of Authors, unknown year
+ Monocondylaea hollandi Ortmann, 1921
+ Monocondyloea lentiformis Lea, 1866

Monocondylaea corrientesensis Orbigny, 1835 = Monocondylaea franciscana

Monocondylaea minuana Orbigny, 1835
+ Aplodon inerme Wagner, 1827
+ Unio (Monocondylaea) parchappii d’Orbigny, 1835
+ Monocondyloea pazii Lea, 1866

Monocondylaea minuana Orbigny, 1835 = Monocondylaea parchappii

Monocondylaea paraguayana Orbigny, 1835
+ Unio (Monocondylea) costulata Moricand, 1858
+ Unio jaspidea Hupé, 1857
+ Monocondylaea obesa Ortmann, 1921
+ Monocondylaea orbignyana Doello-Jurado, 1917
+ Monocondylaea orbignyi Bonetto & et al., 1950
+ Unio (Monocondylea) reticulata Moricand, 1858
+ Plagiodon rotundatus Mousson, 1869
+ Alasmidonta schomburgki Sowerby, 1868
+ Unio (Monocondylaea) guarayana d’Orbigny, 1835

Monocondylaea paraguayana Orbigny, 1835 = Monocondylaea jaspidea

Monocondylaea paraguayana Orbigny, 1835 = Monocondylaea costulata

Monocondylaea paraguayana Orbigny, 1835 = Monocondylaea guarayana

Musculium argentinum (Orbigny, 1835) = Sphaerium argentinum

Mycetopoda legumen (Martens, 1888)
+ Mycetopoda felipponei Marshall, 1928

Mycetopoda siliquosa (Spix, 1827)
+ Mycetopoda staudingeri var. aequatorialis Ihering, 1910
+ Mycetopoda bahia Ihering, 1910
+ Mycetopus clessini Ihering, 1893
+ Mycetopus hupeanus Clessin, 1876
+ Mycetopoda krausei Ihering, 1910
+ Anodon longinus Wagner, 1827
+ Mycetopus maranhonensis Ihering, 1890
+ Mycetopus occidentalis Miller, 1879
+ Mycetopoda orbignyi Ihering, 1910
+ Mycetopoda pittieri Marshall, 1927
+ Mycetopus punctatus Preston, 1909
+ Anodon siliquosus var. pygmaeum Wagner, 1827
+ Mycetopus staudingeri Ihering, 1890
+ Mycetopus subsinuatus Sowerby, 1868
+ Mycetopus ventricosus d’Orbigny, 1846
1 more...

Mycetopoda siliquosa (Spix, 1827) = Mycetopoda pittieri

Mycetopoda soleniformis (Orbigny, 1835)
+ Mycetopoda doellojuradoi Ihering, 1921
+ Mycetopoda holmbergi Doello-Jurado, 1923
+ Mycetopoda iheringi Doello-Jurado, 1923

Mycetopodella falcatus (Higgins, 1868) = Mycetopodella falcata
+ Mycetopoda bolivari Haas, 1916

Mytilopsis lopesi Alvarenga & Ricci, 1989 = Rheodreissena lopesi

Paxyodon syrmatophorus (Meuschen in Gronovius, 1781) = Prisodon syrmatophorus
+ Hyria alata Sowerby, 1869
+ Unio brownianus Lea, 1838
+ Hyria complanata Hupé, 1857
+ Paxyodon ponderosus Schumacher, 1817
+ Triquetra pectunculus subviridis Klein, 1753
+ Paxyodon symatophorus Simone, 2006

Pisidium bejumae Baker, 1930

Pisidium boliviense Sturany, 1900

Pisidium forense Meier Brook, 1967

Pisidium globulus Clessin, 1888

Pisidium iquito Ituarte, 2000

Pisidium observationis (Pilsbry, 1911)

Pisidium patagonicum Pilsbry, 1911

Pisidium pulchellum (d’Orbigny, 1835) = Pisidium dorbignyi
+ Pisidium dorbignyi Clessin, 1877

Pisidium punctifera (Guppy, 1867) = Pisidium punctiferum

Pisidium sterkianum Pilsbry, 1897 = Odhneripisidium sterkianum

Pisidium vile Pilsbry, 1897

Pisidium zonifer Pilsbry, 1911 = Pisidium patagonicum

Prisodon corrugatus (Lamarck, 1819) = Triplodon corrugatus
+ Hyria amazonia Frierson, 1914
+ Mya angulata Wood, 1828
+ Harmandia castelneaui Rochebrune, 1904
+ Hyria exasperata Sowerby, 1869
+ Hyria jamauchimensis F. Baker, 1913
+ Hyria latialata Sowerby, 1869
+ Hyria rugosissima Sowerby, 1869
+ Triplodon rugisissimus Haas, 1949
+ Triplodon rugosus Wagner, 1827
+ Harmandia somboriensis Rochebrune, 1882
+ Unio stevensii Lea, 1871
+ Hyria transversa Hupé, 1857
+ Hyria wheatleyi Marshall, 1926

Prisodon corrugatus (Lamarck, 1819) = Harmandia somboriensis

Prisodon obliquus (Schumacher, 1817)
+ Unio caudatus Wagner, 1827
+ Hyria avicularis Lamarck, 1819
+ Hyria castelnaudii Hupé, 1857
+ Prisodon audatus Simone, 2006
+ Hyria elongata Swainson, 1841
+ Diplodon furcatum Wagner, 1827
+ Unio macropterus Dunker, 1846
+ Unio ortonii Lea, 1868
+ Hyria recta Sowerby, 1869

Rhipidodonta burroughiana (Lea, 1834) = Diplodon burroughianus
+ Unio wheatleyanus Lea, 1856
+ Unio depressa d’Orbigny, 1835
+ Diplodon (s.s.) iheringi Simpson, 1914
+ Unio rhuaconicus Küster, 1856

Rhipidodonta burroughiana (Lea, 1834) = Diplodon chilensis

Rhipidodonta burroughiana (Lea, 1834) = Diplodon iheringi

Rhipidodonta burroughiana (Lea, 1834) = Diplodon ellipticus

Rhipidodonta charruana (Orbigny, 1835) = Diplodon martensi
+ Unio aethiopiformis Simpson, 1900
+ Unio aethiops Lea, 1860
+ Diplodon berthae Ortmann, 1921
+ Unio firmus var. boettgeri Ihering, 1893
+ Unio faba d’Orbigny, 1835
+ Diplodon fortis Marshall, 1917
+ Diplodon hildae Ortmann, 1921
+ Diplodon hidalgoi Haas, 1916
+ Diplodon (s.s.) imitator Ortmann, 1921
+ Unio koseritzi Clessin, 1888
+ Margaron (Unio) lepidior Lea, 1870
+ Unio lepidus Lea, 1860
+ Diplodon charruanus lujanensis Ihering, 1907
+ Unio martensi Ihering, 1893
+ Unio peraeformis Lea, 1860
10 more...

Rhipidodonta charruana (Orbigny, 1835) = Diplodon imitator

Rhipidodonta charruana (Orbigny, 1835) = Diplodon vicarius

Rhipidodonta charruana (Orbigny, 1835) = Diplodon charruanus

Rhipidodonta charruana (Orbigny, 1835) = Diplodon aethiops

Rhipidodonta charruana (Orbigny, 1835) = Diplodon koseritzi

Rhipidodonta charruana (Orbigny, 1835) = Diplodon hildae

Rhipidodonta charruana (Orbigny, 1835) = Diplodon berthae

Rhipidodonta charruana (Orbigny, 1835) = Diplodon uruguayensis

Rhipidodonta charruana (Orbigny, 1835) = Diplodon peraeformis

Rhipidodonta funebralis (Lea, 1860) = Diplodon funebralis
+ Unio prunoides Lea, 1868
+ Unio disculus Lea, 1860
+ Unio nocturnus Lea, 1860
+ Diplodon arcuatus Marshall, 1922

Rhipidodonta funebralis (Lea, 1860) = Diplodon peraeformis

Rhipidodonta grata (Lea, 1866) = Diplodon gratus
+ Diplodon (Cyclomya s.s.) fontainianus var. deceptus Simpson, 1914

Rhipidodonta hylaea (Orbigny, 1835) = Diplodon hylaeus
+ Diplodon asuncionis Marshall, 1926
+ Ecuadorea bibliana Marshall & Bowles, 1932
+ Unio guaraniana d’Orbigny, 1835
+ Diplodon (s.s.) hasemani Ortmann, 1921
+ Castalia pazi Hidalgo, 1868
+ Schleschiella iheringi schadei Modell, 1950

Rhipidodonta hylaea (Orbigny, 1835) = Diplodon guaranianus

Rhipidodonta rhombea (Wagner, 1827) = Diplodon rhombeus
+ Diplodon enno Ortmann, 1921
+ Diplodon (Diplodon) besckeanus nordestinus Haas, 1938
+ Unio patelloides Lea, 1860
+ Diplodon rotundus Wagner, 1827

Rhipidodonta rhombea (Wagner, 1827) = Diplodon rotundus

Rhipidodonta suavidica (Lea, 1856) = Diplodon obsolescens
+ Unio demeraraensis Lea, 1859
+ Diplodon garbei Ihering, 1910
+ Diplodon guayanensis Haas, 1929
+ Diplodon hartwrighti Ihering, 1910
+ Diplodon kelseyi F. Baker, 1913
+ Diplodon obsolescens F. Baker, 1913

Rhipidodonta suavidica (Lea, 1856) = Diplodon garbei

Rhipidodonta suavidica (Lea, 1856) = Diplodon suavidicus

Rhipidodonta variabilis (Maton, 1809) = Diplodon paranensis
+ Unio bulloides Lea, 1859
+ Unio locellus Lea, 1866
+ Unio matoniana d’Orbigny, 1835
+ Mytilus membranacea Maton, 1811
+ Unio membranacea Hanley, 1843
+ Unio paraguayanus Martens, 1895
+ Unio paranensis Lea, 1834
+ Diplodon (Rhipidodonta) paranaensis Morretes, 1949
+ Diplodon (Bulloideus ?) perfragilis Marshall, 1923
+ Unio solisiana d’Orbigny, 1835
+ Diplodon subquadratus Marshall, 1922

Rhipidodonta variabilis (Maton, 1809) = Diplodon variabilis

Rhipidodonta variabilis (Maton, 1809) = Diplodon solisianus

Tamsiella amazonica Bonetto, 1972

Tamsiella tamsiana (Dunker, 1858)

 
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