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Taxonomy
Species & Genus Richness of
freshwater mussels
by Taxonomy
Species & Genus Richness of
freshwater bivalves
by Family
Geography
Species Richness & Endemism of
freshwater mussels
by Geography
Data last updated
Thu 22 January 2026
Publication Parmalee & Bogan (1998): summary
Full Citation
Parmalee, P.W. & A.E. Bogan. 1998. The Freshwater Mussels of Tennessee. 328 pp.
Attributed Nominal Species
Unio hanleyanus ‘Lea’ of Authors = Pleurobema hanleyianum
‘Lea’ of Authors.
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 250.
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.
(error for Unio hanleyianus Lea, 1852)
Anodonta linneana ‘Lea’ of Authors = Pyganodon grandis
‘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.
(error for Anodonta linnaeana Lea, 1852)
Unio triangularis var. longisculus Parmalee & Bogan, 1998 = Epioblasma triquetra
‘de Gregorio’ Parmalee & Bogan, 1998. The Freshwater Mussels of Tennessee: 108.
‘de Gregorio’ Williams et al., 2008. Freshw. Mussels AL and Mobile Basin: 283.
(error for Unio triangularis var. longiusculus de Gregorio, 1914)
Unio propecaelatus Parmalee & Bogan, 1998 = Pegias fabula
‘de Gregorio’ Parmalee & Bogan, 1998. The Freshwater Mussels of Tennessee: 169.
‘de Gregorio’ Williams et al., 2008. Freshw. Mussels AL and Mobile Basin: 483.
(error for Unio propecoelatus de Gregorio, 1914)
Unio propeculcatus Parmalee & Bogan, 1998 = Epioblasma obliquata
‘de Gregorio’ Parmalee & Bogan, 1998. The Freshwater Mussels of Tennessee: 97.
(error for Unio propesulcatus de Gregorio, 1914)
Unio subteritus [sic] var. purcheornatus Parmalee & Bogan, 1998 = Ptychobranchus subtentus
‘de Gregorio’ Parmalee & Bogan, 1998. The Freshwater Mussels of Tennessee: 204.
‘de Gregorio’ Williams et al., 2008. Freshw. Mussels AL and Mobile Basin: 629.
(error for Unio subteritus [sic] var. purchreornatus de Gregorio, 1914)
Unio sowerbyanus ‘Lea’ of Authors = Epioblasma haysiana
‘Lea’ of Authors.
Küster, 1852. Conchyl. Cab. 9(2): 62.
Agassiz, 1852. Arch. Naturg. 18(1): 43.
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.
(error for Unio sowerbianus Lea, 1834)
Unio stewardsonii var. stewardsonii ‘De Gregorio’ of Authors = Epioblasma obliquata
‘De Gregorio’ of Authors.
Parmalee & Bogan, 1998. The Freshwater Mussels of Tennessee: 97.
Watters et al., 2009. Freshw. Mussels OH: 95.
(error for Unio stewardsonii var. stewensoni de Gregorio, 1914)
Taxonomic Opinions
Actinonaias ligamentina (Lamarck, 1819) = Ortmanniana ligamentina
+ Unio crassus Say, 1817
+ Unio (Elliptio) fasciata Rafinesque, 1820
+ Unio (Elliptio) fasciata var. nigrofasciata Rafinesque, 1820
+ Unio (Elliptio) fasciata var. alternata Rafinesque, 1820
+ Unio (Elliptio) fasciata var. cuprea Rafinesque, 1820
+ Unio carinatus Barnes, 1823
+ Unio ellipticus Barnes, 1823
+ Obliquaria (Sintoxia) calendis Rafinesque, 1831
+ Unio ellipsarius Say, 1834
+ Mya gravis Wood, 1828
10 more...
Actinonaias pectorosa (Conrad, 1834) = Ortmanniana pectorosa
+ Unio perdix Lea, 1834
+ Unio biangularis Lea, 1840
+ Unio biangulatus Lea, 1840
Alasmidonta atropurpurea (Rafinesque, 1831)
Alasmidonta marginata Say, 1819
+ Alasmodonta truncata ‘Say, in lit.’ of Authors
+ Unio rugulosus Wood, 1828
+ Alasmidonta (Decurambis) marginata susquehannae Ortmann, 1919
+ Alasmidonta (Decurambis) marginata variabilis F.C. Baker, 1928
Alasmidonta raveneliana (Lea, 1834)
+ Unio swananoensis Hanley, 1843
There are 824 species taxonomic opinions attributed to this publication.
Alasmidonta viridis (Rafinesque, 1820) = Sulcularia viridis
+ Unio calceolus Lea, 1828
+ Alasmodonta truncata Conrad, 1834
+ Margaritana deltoidea Lea, 1838
+ Calceola angulata Swainson, 1840
+ Margaritana minor Lea, 1845
+ Unio diversus Conrad, 1856
Amblema plicata (Say, 1817)
+ Unio peruviana Lamarck, 1819
+ Unio rariplicata Lamarck, 1819
+ Amblema costata Rafinesque, 1820
+ Unio undulatus Hanley, 1843
+ Unio gigantea Lea, 1838
+ Unio heros Küster, 1855
+ Unio perplicatus Conrad, 1841
+ Unio hippopoeus Lea, 1845
+ Unio pearlensis Conrad, 1855
+ Unio perlensis ‘Conrad’ of Authors
6 more...
Anodonta suborbiculata Say, 1831 = Utterbackiana suborbiculata
+ Anodonta (Nayadina) venusta de Gregorio, 1914
Anodontoides ferussacianus (Lea, 1834) = Anodontoides ferussacianus + Anodontoides denigratus
+ Anodonta buchanensis Lea, 1838
+ Anodonta argentea Lea, 1840
+ Anodonta ferruginea Lea, 1840
+ Anodon plicatus Haldeman, 1842
+ Anodonta denigrata Lea, 1852
+ Anodonta oblita Lea, 1852
+ Anodonta subcylindracea Lea, 1838
+ Anodonta modesta Lea, 1857
+ Anodontoides birgei F.C. Baker, 1923
Arcidens confragosa (Say, 1829) = Arcidens confragosus
+ Arcidens confragosa jacintoensis Strecker, 1931
Cumberlandia monodonta (Say, 1829)
+ Unio soleniformis Lea, 1831
Cyclonaias tuberculata (Rafinesque, 1820)
+ Unio tuberculosus Valenciennes, 1827
+ Unio verrucosus Barnes, 1823
+ Unio verrucosus purpureus Hildreth, 1828
+ Unio graniferus Lea, 1838
+ Quadrula (sec. Rotundaria) granifera var. pusilla Simpson, 1900
+ Plethobasus cooperianus Utterback, 1915
Cyprogenia stegaria (Rafinesque, 1820)
+ Unio verrucosus albus Hildreth, 1828
+ Unio irroratus Lea, 1828
+ Cyprogenia irrorata var. pusilla Simpson, 1900
Ellipsaria lineolata (Rafinesque, 1820)
+ Obliquaria (Ellipsaria) ellipsaria Rafinesque, 1820
+ Obliquaria (Plagiola) depressa Rafinesque, 1820
+ Unio securis Lea, 1829
Elliptio arca (Conrad, 1834)
+ Unio lazarus Sowerby, 1868
+ Unio luridus Lea, 1852
+ Unio rufus Lea, 1857
+ Unio subgibbosus Lea, 1857
Elliptio arctata (Conrad, 1834) = Elliptio arctata + Elliptio purpurella + Elliptio pullata
+ Unio strigosus Lea, 1840
+ Unio tortivus Lea, 1840
+ Unio purpurellus Lea, 1857
+ Unio tetricus Lea, 1857
+ Unio viridans Lea, 1859
+ Unio mercerii Lea, 1862
Elliptio crassidens Lamarck, 1819 = Elliptio crassidens + Elliptio occulta + Elliptio monroensis
+ Unio (Elliptio) nigra Rafinesque, 1820
+ Unio (Elliptio) nigra var. fusca Rafinesque, 1820
+ Unio (Elliptio) nigra var. maculata Rafinesque, 1820
+ Unio cuneatus Barnes, 1823
+ Obliquaria (Aximedia) venus Rafinesque, 1831
+ Unio incrassatus Lea, 1840
+ Unio crassus Sowerby, 1868
+ Unio discus Sowerby, 1868
+ Unio lehmanii S.H. Wright, 1897
+ Unio polymorphus B.H. Wright, 1899
1 more...
Elliptio dilatata (Rafinesque, 1820) = Eurynia dilatata
+ Unio nasuta Lamarck, 1819
+ Unio mucronatus Barnes, 1823
+ Unio gibbosus Barnes, 1823
+ Obliquaria violacea Rafinesque, 1831
+ Bariosta fulvus Rafinesque, 1831
+ Obliquaria bicolor Rafinesque, 1831
+ Unio arctior Lea, 1838
+ Unio stonensis Lea, 1840
+ Elliptio dilatata var. subgibbosa Utterback, 1915
+ Unio gibbosus var. armathwaitensis B.H. Wright, 1898
2 more...
Epioblasma arcaeformis (Lea, 1831)
+ Unio nexus Say, 1831
Epioblasma biemarginata (Lea, 1857)
Epioblasma brevidens (Lea, 1831)
+ Unio interruptus ‘Rafinesque’ of Authors
Epioblasma capsaeformis (Lea, 1834)
Epioblasma flexuosa (Rafinesque, 1820)
+ Unio foliatus Hildreth, 1828
Epioblasma florentina (Lea, 1857) = Epioblasma florentina + Epioblasma walkeri
+ Truncilla walkeri Wilson & Clark, 1914
+ Unio saccatus Küster, 1862
+ Unio sacculus Reeve, 1864
Epioblasma haysianus (Lea, 1834) = Epioblasma haysiana
+ Unio sowerbianus Lea, 1834
Epioblasma lenior (Lea, 1840)
+ Unio lenis Lea, 1840
Epioblasma lewisi (Walker, 1910) = Epioblasma lewisii
Epioblasma metastriatus (Conrad, 1840) = Epioblasma metastriata
+ Unio compactus Lea, 1859
Epioblasma obliquata Rafinesque, 1820 = Epioblasma obliquata + Epioblasma perobliqua + Epioblasma rangiana
+ Unio sulcatus Lea, 1829
+ Unio perplexus Say, 1829
+ Unio ridibundus Say, 1829
+ Unio flagellatus Say, 1830
+ Unio gibbosus var. perobliquus Conrad, 1836
+ Unio pectitus Conrad, 1854
+ Truncilla (Scalenaria) sulcata var. delicata Simpson, 1900
+ Unio stewardsonii var. stewensoni de Gregorio, 1914
+ Unio propesulcatus de Gregorio, 1914
Epioblasma othcaloogensis (Lea, 1857)
+ Unio modicellus Lea, 1859
Epioblasma propinqua (Lea, 1857)
Epioblasma stewardsoni (Lea, 1852) = Epioblasma stewardsonii
Epioblasma torulosa (Rafinesque, 1820) = Epioblasma torulosa + Epioblasma rangiana + Obliquaria reflexa + Epioblasma cincinnatiensis + Epioblasma gubernaculum
+ Unio abnormis Haas, 1930
+ Amblema torulosa var. angulata Rafinesque, 1820
+ Amblema gibbosa Rafinesque, 1820
+ Amblema gibbosa var. olivacea Rafinesque, 1820
+ Amblema gibbosa var. radiata Rafinesque, 1820
+ Amblema gibbosa var. difformis Rafinesque, 1820
+ Epioblasma biloba Rafinesque, 1831
+ Unio perplexus Lea, 1831
+ Unio phillipsii Conrad, 1835
+ Unio philipsii Hanley, 1843
4 more...
Epioblasma triquetra (Rafinesque, 1820)
+ Unio triangularis Barnes, 1823
+ Unio cuneatus Swainson, 1823
+ Unio formosus Lea, 1831
+ Unio triangularis var. longiusculus de Gregorio, 1914
+ Unio triangularis var. pergibosus de Gregorio, 1914
Epioblasma turgidula (Lea, 1858)
+ Unio deviatus Reeve, 1864
+ Truncilla lefevrei Utterback, 1916
+ Unio nux Küster, 1861
Fusconaia barnesiana (Lea, 1838) = Pleuronaia barnesiana + Pleuronaia estabrookiana + Pleurobema oviforme
+ Unio bigbyensis Lea, 1841
+ Unio estabrookianus Lea, 1845
+ Unio estabrokianus Paetel, 1890
+ Unio tumescens Lea, 1845
+ Unio meredithii Lea, 1858
+ Unio pudicus Lea, 1860
+ Unio raveneliensis Reeve, 1864
+ Unio lyonii Lea, 1865
+ Unio striatissimus J.G. Anthony, 1865
+ Unio fassinans Lea, 1868
5 more...
Fusconaia cor (Conrad, 1834)
+ Unio edgarianus Lea, 1840
+ Unio obuncus Lea, 1871
+ Unio andersonensis Lea, 1872
+ Fusconaia cor var. analoga Ortmann, 1918
+ Quadrula (Pleuronaia) analogia Frierson, 1927
Fusconaia cuneolus (Lea, 1840)
+ Unio appressus Lea, 1871
+ Unio tuscumbiensis Lea, 1871
+ Unio flavidus Lea, 1872
Fusconaia ebena (Lea, 1831) = Reginaia ebenus
+ Unio obliqua ‘Lamarck’ of Authors
+ Obovaria pachostea Rafinesque, 1820
+ Amblema antrosa Rafinesque, 1820
+ Obovaria obovalis Rafinesque, 1820
+ Unio (s.s.) mytiloides Swainson, 1840
Fusconaia flava (Rafinesque, 1820) = Fusconaia flava + Fusconaia ozarkensis
+ Obliquaria (Sintoxia) lateralis Rafinesque, 1820
+ Unio undatus Barnes, 1823
+ Unio rubiginosus Lea, 1829
+ Unio trigonus Lea, 1831
+ Unio triangularis Küster, 1852
+ Unio pilaris Reeve, 1865
+ Fusconaia selecta Wheeler, 1914
+ Fusconaia flava var. parvula Grier, 1918
+ Quadrula (Fusconaia) flava sampsoniana Frierson, 1927
+ Fusconaia undata trigonoides Utterback, 1915
1 more...
Fusconaia subrotunda (Lea, 1831)
+ Unio brevialis Crouch, 1827
+ Unio kirtlandianus Lea, 1834
+ Unio kirklandianus ‘Lea’ of Authors
+ Unio personatus Conrad, 1834
+ Unio politus Conrad, 1837
+ Unio lesueurianus Lea, 1840
+ Unio pilaris Lea, 1840
+ Unio globatus Lea, 1871
+ Unio bursapastoris B.H. Wright, 1896
+ Quadrula flexuosa Simpson, 1900
5 more...
Hemistena lata (Rafinesque, 1820)
+ Unio dehiscens Say, 1829
+ Unio oriens Lea, 1831
+ Odatelia radiata Rafinesque, 1832
+ Unio hildrethi Delessert, 1841
+ Unio (Sayunio) dehiscens var. oriensopsis de Gregorio, 1914
Lampsilis abrupta (Say, 1831) = Lampsilis abrupta + Obovaria subrotunda
+ Unio orbiculatus Hildreth, 1828
+ Toxolasma cyclips Rafinesque, 1831
+ Margarita (Unio) orbiculatus Lea, 1836
+ Unio cyclips Ferussac, 1835
Lampsilis altilis (Conrad, 1834) = Hamiota altilis + Hamiota perovalis
+ Unio clarkianus Lea, 1852
+ Unio spillmanii Lea, 1861
+ Unio gerhardtii Lea, 1862
+ Unio doliaris Lea, 1865
Lampsilis cardium Rafinesque, 1820
+ Unio ventricosus Barnes, 1823
+ Unio occidens Lea, 1829
+ Unio subovatus Lea, 1831
+ Unio ovatus ‘Say’ of Authors
+ Unio dolabraeformis Sowerby, 1867
+ Unio latissimus Sowerby, 1868
+ Unio lenis Conrad, 1838
+ Unio canadensis Lea, 1857
+ Lampsilis ventricosa cohongoronta Ortmann, 1912
+ Lampsilis (s.s.) ventricosa var. lurida Simpson, 1914
2 more...
Lampsilis fasciola Rafinesque, 1820
+ Unio multiradiatus Lea, 1829
+ Unio perradiatus Lea, 1858
+ Unio altilis Reeve, 1865
+ Unio perovalis Sowerby, 1866
Lampsilis ornata (Conrad, 1835)
+ Unio excavatus Lea, 1857
Lampsilis ovata (Say, 1817)
Lampsilis siliquoidea (Barnes, 1823)
+ Unio siliquoides Küster, 1848
+ Unio inflatus Barnes, 1823
+ Unio multiradiatus Sowerby, 1868
+ Unio hydianus Küster, 1861
+ Unio childreni Hanley, 1843
+ Unio rosaceus De Kay, 1843
+ Unio affinis Sowerby, 1868
+ Unio distans J.G. Anthony, 1865
+ Unio superiorensis Marsh, 1897
+ Lampsilis siliquoidea pepinensis F.C. Baker, 1927
1 more...
Lampsilis straminea claibornensis (Lea, 1838) = Lampsilis straminea
+ Unio obtusus Lea, 1840
+ Unio pallescens Lea, 1845
+ Unio contrarius Conrad, 1849
+ Unio perpastus Lea, 1861
Lampsilis teres (Rafinesque, 1820) = Lampsilis teres + Lampsilis floridensis
+ Unio anodontoides Lea, 1831
+ Unio oriens Sowerby, 1868
+ Unio floridensis Lea, 1852
+ Lampsilis fallaciosus Smith, 1899
Lampsilis virescens (Lea, 1858)
Lasmigona complanata (Barnes, 1823) = Pterosyna complanata + Pterosyna alabamensis
+ Unio katherinae Lea, 1838
+ Unio gigas Swainson, 1824
+ Complanaria gigas Swainson, 1840
+ Lasmigona (Lasmigona) complanata alabamensis Clarke, 1985
Lasmigona costata (Rafinesque, 1820)
+ Alasmodonta rugosa Barnes, 1823
+ Amblasmodon hians Rafinesque, 1831
+ Lasmigona rugosa Rafinesque, 1831
+ Lasmigona costata var. ereganensis Grier, 1918
+ Lasmigona costata pepinensis F.C. Baker, 1928
+ Lasmigona costata nuda F.C. Baker, 1928
Lasmigona holstonia (Lea, 1838) = Alasminota holstonia + Sulcularia viridis + Alasminota etowaensis
+ Sulcularia badia Rafinesque, 1831
+ Unio holstonianus Hanley, 1843
+ Margaritana holstoniana Küster, 1862
+ Margaritana etowahensis Lea, 1858
+ Margaritana etowaensis Conrad, 1849
+ Margaritana georgiana Lea, 1859
+ Alasmodonta impressa J.G. Anthony, 1865
Lasmigona subviridis (Conrad, 1835) = Platynaias subviridis
+ Unio viridis Conrad, 1835
+ Unio tappanianus Lea, 1838
+ Unio tappianus Catlow & Reeve, 1845
+ Unio hyalinus Lea, 1845
+ Margaritana quadrata Lea, 1861
+ Unio pertenuis Lea, 1863
Leptodea fragilis (Rafinesque, 1820) = Potamilus fragilis
+ Mya plana Eaton, 1826
+ Unio leptodea var. planus Jay, 1850
+ Lasmonos fragilis Rafinesque, 1831
+ Unio (Niaa) atrata Swainson, 1823
+ Lampsilis simpsoni Ferriss, 1900
+ Lampsilis gracilis lacustris F.C. Baker, 1922
Leptodea leptodon (Rafinesque, 1820) = Potamilus leptodon
+ Anodon purpurascens Swainson, 1823
+ Symphynota tenuissima Lea, 1829
+ Unio velum Say, 1829
+ Lampsilis blatchleyi Daniels, 1902
Lexingtonia dolabelloides (Lea, 1840) = Pleuronaia dolabelloides
+ Unio thorntonii Lea, 1857
+ Unio mooresianus Lea, 1857
+ Unio recurvatus Lea, 1871
+ Unio circumactus Lea, 1871
+ Unio subglobatus Lea, 1871
+ Pleurobema conradi Vanatta, 1915
Ligumia recta (Lamarck, 1819)
+ Unio (Eurynia) latissima Rafinesque, 1820
+ Unio praelongus Barnes, 1823
+ Unio sageri Conrad, 1836
+ Unio arquatus Conrad, 1854
+ Unio leprosus Miles, 1861
Ligumia subrostrata (Say, 1831) = Sagittunio subrostratus
+ Unio nashvillianus Lea, 1834
+ Lampsilis nashvillensis ‘Lea’ of Authors
+ Unio mississippiensis Conrad, 1850
+ Unio rutersvillensis Lea, 1859
+ Unio topekaensis Lea, 1868
+ Unio cocoduensis Reeve, 1865
+ Lampsilis (Eurynia) subrostrata var. furva Simpson, 1914
Medionidus acutissimus (Lea, 1831)
+ Unio rubellinus Lea, 1857
+ Unio rubellianus Sowerby, 1868
+ Unio semiplicatus Küster, 1862
Medionidus conradicus (Lea, 1834)
+ Obliquaria plateolus Rafinesque, 1831
+ Unio conradius Conrad, 1838
+ Margaron (Unio) conradianus Lea, 1870
Medionidus parvulus (Lea, 1860)
Megalonaias nervosa (Rafinesque, 1820)
+ Unio crassus var. giganteus Barnes, 1823
+ Unio heros Say, 1829
+ Unio undulatus Say, 1831
+ Unio multiplicatus Lea, 1831
+ Unio eightsii Lea, 1860
+ Unio eighti Paetel, 1890
+ Unio atrocostatus Reeve, 1864
+ Unio triumphans B.H. Wright, 1898
Obliquaria reflexa Rafinesque, 1820
+ Unio cornutus Barnes, 1823
+ Unio torulosus Short & Eaton, 1831
+ Obliquaria reflexa conradi Frierson, 1927
Obovaria jacksoniana (Frierson, 1912) = Obovaria arkansasensis
+ Unio castaneus Lea, 1831
Obovaria olivaria (Rafinesque, 1820)
+ Unio brevialis G.B. Sowerby, 1821
+ Unio ellipsis Lea, 1828
+ Diplasma vitrea Potiez & Michaud, 1844
+ Unio taitanus Sowerby, 1868
+ Unio pealei Lea, 1871
+ Unio pearlii Scammon, 1906
Obovaria retusa (Lamarck, 1819)
+ Obovaria torsa Rafinesque, 1820
Obovaria subrotunda (Rafinesque, 1820)
+ Unio (Aximedia) levigata Rafinesque, 1820
+ Unio laevigatus ‘Rafinesque’ of Authors
+ Obovaria striata Rafinesque, 1820
+ Unio rotundus Wood, 1828
+ Unio circulus Lea, 1829
+ Unio lens Lea, 1831
+ Unio leibii Lea, 1862
+ Unio depygis Conrad, 1866
+ Obovaria lens var. parva Simpson, 1914
+ Obovaria lens var. elongata Simpson, 1914
1 more...
Pegias fabula (Lea, 1838)
+ Margaritana curreyiana Lea, 1840
+ Unio propecoelatus de Gregorio, 1914
+ Margaritana curreyana ‘Lea’ of Authors
Plectomerus dombeyanus (Valenciennes, 1827)
+ Unio crassidens Lamarck, 1819
+ Unio interruptus Say, 1831
+ Unio trapezoides Lea, 1831
+ Quadrula trapezoides var. pentagonoides Frierson, 1902
Plethobasus cicatricosus (Say, 1829)
+ Plethobasus pachosteus ‘Rafinesque’ of Authors
+ Unio varicosus Lea, 1831
+ Unio cicatricoides Frierson, 1911
+ Unio detectus Frierson, 1911
Plethobasus cooperianus (Lea, 1834)
+ Unio striatus Reeve, 1864
Plethobasus cyphyus (Rafinesque, 1820)
+ Unio scyphius Küster, 1861
+ Unio aesopus Green, 1827
+ Unio compertus Frierson, 1911
Pleurobema chattanoogaense (Lea, 1858) = Pleurobema decisum
Pleurobema clava (Lamarck, 1819)
+ Pleurobema cuneata Rafinesque, 1820
+ Unio cuneatus Say, 1834
+ Unio (Aximedia) elliptica Rafinesque, 1820
+ Obliquaria (Scalenaria) scalenia Rafinesque, 1820
+ Pleurobema mytiloides Rafinesque, 1820
+ Unio patulus Lea, 1829
+ Unio consanguineus de Gregorio, 1914
+ Unio anaticulus var. ohiensis de Gregorio, 1914
Pleurobema cordatum (Rafinesque, 1820)
+ Unio obliqua Lamarck, 1819
+ Unio mytiloides Short & Eaton, 1831
Pleurobema georgianum (Lea, 1841)
+ Unio favosus Lea, 1857
Pleurobema gibberum (Lea, 1838) = Pleuronaia gibber
Pleurobema hanleyianum (Lea, 1852)
+ Pleurobema aldrichianum Goodrich, 1931
+ Unio hanleyanus ‘Lea’ of Authors
Pleurobema johannis (Lea, 1859) = Pleurobema perovatum
Pleurobema oviforme (Conrad, 1834) = Pleurobema oviforme + Pleuronaia barnesiana
+ Unio ravenelianus Lea, 1834
+ Unio rudis Conrad, 1837
+ Unio decisus Küster, 1852
+ Unio holstonensis Lea, 1840
+ Unio argenteus Lea, 1841
+ Unio mundus Lea, 1857
+ Unio lesleyi Lea, 1860
+ Unio ornatus Lea, 1861
+ Unio tesserulae Lea, 1861
+ Unio striatissimus J.G. Anthony, 1865
10 more...
Pleurobema perovatum (Conrad, 1834)
+ Unio nux Lea, 1852
+ Unio cinnamominus Sowerby, 1868
+ Unio concolor Lea, 1861
+ Unio flavidulus Lea, 1861
+ Unio pinkstoni S.H. Wright, 1897
Pleurobema plenum (Lea, 1840)
+ Quadrula cordata Vanatta, 1915
Pleurobema rubellum (Conrad, 1834) = Pleurobema rubellum + Pleurobema oviforme + Pleurobema georgianum
+ Unio rudis Conrad, 1837
+ Unio pulvinulus Lea, 1845
+ Unio irrasus Lea, 1861
Pleurobema rubrum (Rafinesque, 1820) = Pleurobema sintoxia
+ Unio obliquus Wood, 1828
+ Unio mytiloides Bory de St. Vincent, 1827
+ Unio mytilloides Frierson, 1927
+ Unio cardiacea Guérin-Méneville, 1823
+ Unio pyramidatus Lea, 1831
+ Unio ruber Conrad, 1853
Pleurobema sintoxia (Rafinesque, 1820) = Pleurobema sintoxia + Unio crassus
+ Unio rubens Menke, 1828
+ Unio catillus Conrad, 1836
+ Unio catilus ‘Conrad’ of Authors
+ Unio coccineus Conrad, 1836
+ Unio solidus Lea, 1838
+ Unio gouldianus Ward in Jay, 1839
+ Unio cardiacea Deshayes, 1839
+ Unio cuneus Conrad, 1838
+ Unio fulgidus Lea, 1845
+ Unio obovalis Conrad, 1853
4 more...
Pleurobema troschelianum (Lea, 1852) = Pleurobema georgianum
Potamilus alatus (Say, 1817) = Potamilus alatus + Potamilus purpuratus
+ Metaptera megaptera Rafinesque, 1820
+ Unio poulsoni Conrad, 1834
Potamilus ohiensis (Rafinesque, 1820)
+ Unio ohiensis Say, 1834
+ Symphynota laevissima Lea, 1829
+ Unio discoideus Sowerby, 1866
Potamilus purpuratus (Lamarck, 1819)
+ Unio ater Lea, 1829
+ Unio atra Deshayes, 1832
+ Unio poulsoni Conrad, 1834
+ Unio coloradoensis Lea, 1856
+ Unio permiscens Lea, 1859
+ Unio dolosus Lea, 1860
Ptychobranchus fasciolaris (Rafinesque, 1820) = Ptychobranchus fasciolaris + Ligumia recta
+ Obliquaria (Ellipsaria) fasciolaris var. interrupta Rafinesque, 1820
+ Obliquaria (Ellipsaria) fasciolaris var. fuscata Rafinesque, 1820
+ Obliquaria (Ellipsaria) fasciolaris var. obliterata Rafinesque, 1820
+ Obliquaria (Ellipsaria) fasciolaris var. longa Rafinesque, 1820
+ Obliquaria (Plagiola) interrupta Rafinesque, 1820
+ Unio phaseolus Hildreth, 1828
+ Unio planulatus Lea, 1829
+ Unio camelus Lea, 1834
+ Unio compressissimus Lea, 1845
+ Unio arquatus Conrad, 1854
4 more...
Ptychobranchus greeni (Conrad, 1834) = Ptychobranchus greenii + Ptychobranchus foremanianus
+ Unio brumleyanus Lea, 1841
+ Unio brumbyanus Lea, 1841
+ Unio foremanianus Lea, 1842
+ Unio flavescens Lea, 1845
+ Unio simplex Lea, 1845
+ Unio velatus Conrad, 1854
+ Unio woodwardius Lea, 1857
+ Unio woodwardianus ‘Lea’ of Authors
+ Unio trinacrus Lea, 1861
Ptychobranchus subtentum (Say, 1825) = Ptychobranchus subtentus
+ Unio subteritus [sic] var. purchreornatus de Gregorio, 1914
Pyganodon grandis (Say, 1829) = Pyganodon grandis + Pyganodon lacustris + Anodonta californiensis
+ Anodonta fluviatilis Lapham, 1860
+ Anodonta implicata Chadwick, 1906
+ Anodonta marginata Baker, 1920
+ Anodon edentulus Sowerby, 1867
+ Anodonta lugubris Say, 1829
+ Symphynota benedictensis Lea, 1834
+ Margaron (Anodonta) benedictii Lea, 1870
+ Anodonta corpulenta Cooper, 1834
+ Anodonta declivis Conrad, 1834
+ Anodonta gigantea Lea, 1838
42 more...
Quadrula apiculata (Say, 1829) = Quadrula quadrula
+ Unio nobilis Conrad, 1854
Quadrula cylindrica (Say, 1817) = Theliderma cylindrica
+ Unio naviformis Lamarck, 1819
+ Unio rugosus Chenu, 1862
+ Unio cylindricus var. strigillatus B.H. Wright, 1898
Quadrula fragosa (Conrad, 1836)
Quadrula intermedia (Conrad, 1836) = Theliderma intermedia
+ Unio kleinianus Küster, 1861
+ Unio tuberosus var. perlobatus de Gregorio, 1914
Quadrula metanevra (Rafinesque, 1820) = Theliderma metanevra
+ Unio metaniver Catlow & Reeve, 1845
+ Unio metaneurus ‘Rafinesque’ of Authors
+ Unio nodosus Barnes, 1823
+ Unio tuberosus Lea, 1840
+ Unio wardii Lea, 1861
Quadrula nodulata (Rafinesque, 1820) = Pustulosa nodulata
+ Unio pustulatus Lea, 1831
Quadrula pustulosa (Lea, 1831) = Pustulosa pustulosa
+ Obliquaria (Quadrula) bullata Rafinesque, 1820
+ Unio verrucosa Valenciennes, 1827
+ Unio nodulosus Say, 1834
+ Unio prasinus Conrad, 1834
+ Unio schoolcraftensis Lea, 1834
+ Unio schoolcraftii ‘Lea’ of Authors
+ Unio mortoni Conrad, 1835
+ Unio turgidus Lea, 1838
+ Unio dorfeuillianus Lea, 1838
+ Unio pernodosus Lea, 1845
1 more...
Quadrula quadrula (Rafinesque, 1820) = Quadrula quadrula + Theliderma intermedia
+ Unio quadratus Reeve, 1864
+ Unio rugosus Barnes, 1823
+ Unio lacrymosus Lea, 1828
+ Quadrula lachrymosa ‘Lea’ of Authors
+ Unio asperrimus Lea, 1831
+ Unio lunulatus Pratt, 1876
+ Quadrula quadrula contraryensis Utterback, 1915
+ Quadrula contrayensis R.I. Johnson, 1969
+ Quadrula (Quadrula) quadrula bullocki F.C. Baker, 1928
+ Quadrula biangulata Morrison, 1942
Quadrula sparsa (Lea, 1841) = Theliderma sparsa
Strophitus connasaugaensis (Lea, 1858) = Pseudodontoideus connasaugaensis
+ Unio connasaughensis Sowerby, 1868
+ Margaritana connasaugensis ‘Lea’ of Authors
+ Margaritana alabamensis Lea, 1861
Strophitus undulatus (Say, 1817) = Strophitus undulatus + Strophitus radiatus
+ Anodonta pensylvanica Lamarck, 1819
+ Anodonta pennsylvanica ‘Lamarck’ of Authors
+ Anodon rugosus Swainson, 1822
+ Alasmodonta edentula Say, 1829
+ Anodon areolatus Swainson, 1829
+ Anodonta marginata Ferussac, 1835
+ Anodonta ferussaciana Ferussac, 1835
+ Anodonta pavonia Lea, 1838
+ Anodonta wardiana Lea, 1838
+ Anodonta virgata Conrad, 1836
16 more...
Toxolasma cylindrellus (Lea, 1868)
Toxolasma lividus Rafinesque, 1831 = Toxolasma lividum
+ Unio glans Lea, 1831
+ Unio moestus Lea, 1841
Toxolasma parvus (Barnes, 1823) = Toxolasma parvum
+ Carunculina parva cahni F.C. Baker, 1927
Toxolasma texasensis (Lea, 1857) = Toxolasma texasiense + Leaunio lienosus
+ Unio texasianus Sowerby, 1866
+ Unio bairdianus Lea, 1857
+ Unio bealei Lea, 1862
+ Lampsilis (Carunculina) texasensis var. compressus Simpson, 1900
+ Unio haleianus Lea, 1842
Tritogonia verrucosa (Rafinesque, 1820) = Quadrula verrucosa
+ Unio tuberculatus Barnes, 1823
+ Unio (Theliderma) pustulata Swainson, 1840
+ Unio gigas Sowerby, 1867
+ Unio conjugans B.H. Wright, 1899
+ Quadrula tritogonia Ortmann, 1909
+ Tritogonia tuberculata var. obesa Simpson, 1900
+ Quadrula parkeri Geiser, 1911
Truncilla truncata Rafinesque, 1820
+ Truncilla truncata var. fusca Rafinesque, 1820
+ Truncilla truncata var. vermiculata Rafinesque, 1820
+ Unio elegans Lea, 1831
+ Truncilla truncata var. lacustris F.C. Baker, 1928
Uniomerus declivis (Say, 1832)
+ Unio geometricus Lea, 1834
Uniomerus tetralasmus (Say, 1830) = Uniomerus tetralasmus + Uniomerus declivis
+ Unio camptodon Say, 1832
+ Uniomerus tetralasma comptodon Utterback, 1915
+ Unio declivis Conrad, 1836
+ Unio rivularis Conrad, 1853
+ Unio excultus Conrad, 1838
+ Unio sayanus ‘Ward’ of Authors
+ Unio sayii Ward in Tappan, 1839
+ Unio parallelus Conrad, 1841
+ Unio symmetricus Lea, 1845
+ Unio porrectus Conrad, 1854
5 more...
Utterbackia imbecillis (Say, 1829)
+ Anodonta ohiensis ‘Rafinesque’ of Authors
+ Anodonta incerta Lea, 1834
+ Anodon horda Gould, 1855
+ Anodonta hordeum Paetel, 1890
+ Utterbackia imbecillis fusca F.C. Baker, 1927
Villosa fabalis (Lea, 1831) = Paetulunio fabalis
+ Unio capillus Say, 1831
+ Unio lapillus Say, 1831
+ Unio donacopsis de Gregorio, 1914
Villosa iris (Lea, 1829) = Cambarunio iris + Cambarunio simus + Cambarunio dactylus + Cambarunio nebulosus
+ Lampsilis (Ligumia) nervosa ‘Rafinesque’ of Authors
+ Unio subrostratus Küster, 1861
+ Unio creperus Lea, 1838
+ Unio cresserus Hanley, 1843
+ Margaron (Unio) cumberlandianus Lea, 1852
+ Unio cumberlandicus Lea, 1838
+ Unio glaber Lea, 1838
+ Unio muhlfeldianus Lea, 1838
+ Unio notatus Lea, 1838
+ Unio novieboraci Lea, 1838
18 more...
Villosa lienosa (Conrad, 1834) = Leaunio lienosus + Leaunio umbrans
+ Unio saxeus Conrad, 1838
+ Unio caliginosus Lea, 1845
+ Unio gouldii Lea, 1845
+ Unio nigerrimus Lea, 1852
+ Unio fuligo Reeve, 1865
+ Unio apicinus Lea, 1857
+ Unio concestator Lea, 1857
+ Unio fallax Lea, 1857
+ Unio intercedens Lea, 1857
+ Unio prattii Lea, 1858
5 more...
Villosa perpurpurea (Lea, 1861) = Venustaconcha trabalis
+ Unio troostensis Sowerby, 1868
Villosa taeniata (Conrad, 1834) = Cambarunio taeniatus
+ Unio pictus Lea, 1834
+ Unio menkianus Lea, 1838
+ Unio pulcher Lea, 1838
+ Unio interruptus Lea, 1838
+ Unio latiradiatus Conrad, 1838
+ Unio tennesseensis Lea, 1840
+ Unio camelopardilis Lea, 1860
+ Unio fucatus Lea, 1860
+ Unio lindsleyi Lea, 1860
+ Unio perdix Reeve, 1864
1 more...
Villosa trabalis (Conrad, 1834) = Venustaconcha trabalis + Venustaconcha troostensis
+ Unio troostensis Lea, 1834
+ Unio troostii ‘Lea’ of Authors
+ Unio vanuxemensis Sowerby, 1866
Villosa vanuxemensis (Lea, 1836) = Leaunio vanuxemensis + Leaunio umbrans
+ Margaron (Unio) vanuxemii ‘Lea’ of Authors
+ Unio nitens Lea, 1840
+ Unio caliginosus Pilsbry & Rhoads, 1896
+ Unio tenebricus Lea, 1857
+ Unio pybasii Lea, 1858
+ Unio fabaceus Lea, 1861
+ Unio copei Lea, 1868
Villosa vibex (Conrad, 1834) = Villosa vibex + Leaunio lienosus
+ Unio modioliformis Lea, 1834
+ Unio exiguus Lea, 1840
+ Unio stagnalis Conrad, 1849
+ Unio prevostianus Lea, 1852
+ Unio nigrinus Lea, 1852
+ Unio gracilior Lea, 1857
+ Unio rutilans Lea, 1857
+ Unio subellipsis Lea, 1857
+ Unio sudus Lea, 1857
+ Unio obfuscus Lea, 1857
2 more...
