MUSSELp
 
MUSSELpdb
 
 
 

Page last updated
9 August
2018

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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 search fields. Either way, you win!

Taxa known only as fossils are highlighted in gray. Those without representatives in fresh waters are highlighted in gold.

 

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Bivalvia
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NOTICE! This version of the MUSSELpdb online is no longer supported or up-to-date. It will be removed from this web site in the summer of 2019.

Click here to view these data in the current, updated version. Or, click here to browse from the starting page.

Publication Information

Williams, J.D., M.L. Warren, K.S. Cummings, J.L. Harris & R.J. Neves. 1993. Conservation status of freshwater mussels of the United States and Canada. Fisheries 18(9): 6-22.
Availably electronically? yes.

Species Described
Anodonta nuttaliana Hanley, 1843.
‘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.: 28.
Williams et al., 1993, Fisheries: 10.
(error for Anodonta nuttalliana Lea, 1838)
= Anodonta nuttalliana
 
Medionidus macglameriae Turgeon et al., 1988.
‘van der Schalie’ Of Authors.
Turgeon et al., 1988, Am. Fisher. Soc. Spec. Publ.: 31.
Williams et al., 1993, Fisheries: 13.
(error for Medionidus mcglameriae van der Schalie, 1939)
= Leptodea fragilis
 
Unio cistelliformis Simpson, 1900.
‘Lea’ Of Authors.
Simpson, 1900, Proc. U.S. Nat. Mus.: 716.
Simpson, 1914, Descr. Cat. Naiades: 641.
Frierson, 1927, Check List N. Amer. Naiades: 29.
Haas, 1969, Das Tierreich: 228.
R.I. Johnson, 1970, Bull. MCZ: 317.
Davis et al., 1981, Biol. J. Linn. Soc.: 135.
Davis, 1984, Malacologia: 631.
Williams et al., 1993, Fisheries: 11.
Haag, 2012, N. Amer. Freshw. Mussels: 73.
(error for Unio cistellaeformis Lea, 1863)
= Elliptio cistellaeformis
 
Unio hanleyanus Conrad, 1853.
‘Lea’ Of Authors.
Conrad, 1853, Proc. Acad. Nat. Sci.: 250.
Sowerby, 1866, Conch. Icon.: pl. 46, sp. 249.
Simpson, 1900, Proc. U.S. Nat. Mus.: 759.
Simpson, 1914, Descr. Cat. Naiades: 780.
Frierson, 1927, Check List N. Amer. Naiades: 42, sp. 175.
Haas, 1969, Das Tierreich: 256.
Burch, 1975, Freshw. Unio. North Amer.: 13.
Turgeon et al., 1988, Am. Fisher. Soc. Spec. Publ.: 32.
Williams et al., 1993, Fisheries: 13.
Parmalee & Bogan, 1998, The Freshwater Mussels of Tennessee: 184.
Lydeard et al., 1999, Gulf Mex. Sci.: 129.
(error for Unio hanleyianus Lea, 1852)
= Pleurobema hanleyianum
 
Unio reevianus Conrad, 1853.
‘Lea’ Of Authors.
Conrad, 1853, Proc. Acad. Nat. Sci.: 256.
Simpson, 1900, Proc. U.S. Nat. Mus.: 538.
Simpson, 1914, Descr. Cat. Naiades: 74.
Utterback, 1916, Amer. Midl. Nat.: 449.
Frierson, 1927, Check List N. Amer. Naiades: 73.
Haas, 1969, Das Tierreich: 437.
R.I. Johnson, 1980, Bull. MCZ: 132.
Oesch, 1984, Missouri Naiades: 225.
Turgeon et al., 1988, Am. Fisher. Soc. Spec. Publ.: 31.
Williams et al., 1993, Fisheries: 12.
Turgeon et al., 1998, Am. Fisher. Soc. Spec. Publ.: 35.
Graf & Cummings, 2007, J. Moll. Studies: 305.
Bogan, 2010, FADA: [web].
Haag, 2012, N. Amer. Freshw. Mussels: 71 [as ‘Lampsilis reeviana’].
(error for Unio reeveianus Lea, 1852)
= Lampsilis reeveiana
 
Uniomerus declivus Williams et al., 1993.
‘Say’ Of Authors.
Vidrine, 1993, Histr. Distr. Freshw. Mussels LA: 86.
Williams et al., 1993, Fisheries: 14.
Campbell et al., 2005, Invert. Biol.: 155.
(error for Unio declivis Say, 1831)
= Uniomerus declivis
 
Taxonomic Opinions
Actinonaias ligamentina (Lamarck). — Williams et al. (1993: 10).
Actinonaias pectorosa (Conrad). — Williams et al. (1993: 10).
Alasmidonta arcula (I. Lea). — Williams et al. (1993: 10).
Alasmidonta atropurpurea (Rafinesque). — Williams et al. (1993: 10).
Alasmidonta heterodon (I. Lea). — Williams et al. (1993: 10).
Alasmidonta marginata Say. — Williams et al. (1993: 10).
Alasmidonta mccordi Athearn. — Williams et al. (1993: 10).
Alasmidonta raveneliana (I. Lea). — Williams et al. (1993: 10).
Alasmidonta robusta Clarke. — Williams et al. (1993: 10).
Alasmidonta undulata (Say). — Williams et al. (1993: 10).
Alasmidonta varicosa (Lamarck). — Williams et al. (1993: 10).
Alasmidonta viridis (Rafinesque). — Williams et al. (1993: 10).
Alasmidonta wrightiana (Walker). — Williams et al. (1993: 10).
Amblema neislerii (I. Lea). — Williams et al. (1993: 10).
Amblema plicata perplicata (Conrad). — Williams et al. (1993: 10).
Amblema plicata plicata (Say). — Williams et al. (1993: 10).
Anodonta beringiana Middendorff. — Williams et al. (1993: 10).
Anodonta californiensis I. Lea. — Williams et al. (1993: 10).
Anodonta couperiana I. Lea. — Williams et al. (1993: 10).
Anodonta implicata Say. — Williams et al. (1993: 10).
Anodonta kennerlyi I. Lea. — Williams et al. (1993: 10).
Anodonta nuttaliana [sic] I. Lea. — Williams et al. (1993: 10).
Anodonta oregonensis I. Lea. — Williams et al. (1993: 10).
Anodonta suborbiculata Say. — Williams et al. (1993: 10).
Anodontoides ferussacianus (I. Lea). — Williams et al. (1993: 10).
Anodontoides radiatus (Conrad). — Williams et al. (1993: 10).
Arcidens confragosus (Say). — Williams et al. (1993: 10).
Arkansia wheeleri Ortmann & Walker. — Williams et al. (1993: 11).
Cumberlandia monodonta (Say). — Williams et al. (1993: 10).
Cyclonaias tuberculata (Rafinesque). — Williams et al. (1993: 11).
Cyprogenia aberti (Conrad). — Williams et al. (1993: 11).
Cyprogenia stegaria (Rafinesque). — Williams et al. (1993: 11).
Cyrtonaias tampicoensis (I. Lea). — Williams et al. (1993: 11).
Disconaias salinasensis (Simpson). — Williams et al. (1993: 11).
Dromus dromas (I. Lea). — Williams et al. (1993: 11).
Ellipsaria lineolata (Rafinesque). — Williams et al. (1993: 11).
Elliptio ahenea (I. Lea). — Williams et al. (1993: 11).
Elliptio angustata (I. Lea). — Williams et al. (1993: 11).
Elliptio arca (Conrad). — Williams et al. (1993: 11).
Elliptio arctata (Conrad). — Williams et al. (1993: 11).
Elliptio buckleyi (I. Lea). — Williams et al. (1993: 11).
Elliptio chipolaensis (Walker). — Williams et al. (1993: 11).
Elliptio cistelliformis [sic] (I. Lea). — Williams et al. (1993: 11).
Elliptio complanata (Lightfoot). — Williams et al. (1993: 11).
Elliptio congaraea (I. Lea). — Williams et al. (1993: 11).
Elliptio crassidens (Lamarck). — Williams et al. (1993: 11).
Elliptio dariensis (I. Lea). — Williams et al. (1993: 11).
Elliptio dilatata (Rafinesque). — Williams et al. (1993: 11).
Elliptio downiei (I. Lea). — Williams et al. (1993: 11).
Elliptio fisherianus (I. Lea). — Williams et al. (1993: 11).
Elliptio folliculata (I. Lea). — Williams et al. (1993: 11).
Elliptio fraterna (I. Lea). — Williams et al. (1993: 11).
Elliptio hopetonensis (I. Lea). — Williams et al. (1993: 11).
Elliptio icterina (Conrad). — Williams et al. (1993: 11).
Elliptio jayensis (I. Lea). — Williams et al. (1993: 11).
Elliptio lanceolata (I. Lea). — Williams et al. (1993: 11).
Elliptio marsupiobesa Fuller. — Williams et al. (1993: 11).
Elliptio mcmichaeli Clench & Turner. — Williams et al. (1993: 11).
Elliptio nigella (I. Lea). — Williams et al. (1993: 11).
Elliptio producta (Conrad). — Williams et al. (1993: 11).
Elliptio raveneli (Conrad). — Williams et al. (1993: 11).
Elliptio roanokensis (I. Lea). — Williams et al. (1993: 11).
Elliptio shepardiana (I. Lea). — Williams et al. (1993: 11).
Elliptio spinosa (I. Lea). — Williams et al. (1993: 11).
Elliptio steinstansana R.I. Johnson & Clarke. — Williams et al. (1993: 11).
Elliptio waccamawensis (I. Lea). — Williams et al. (1993: 11).
Elliptio waltoni (Wright). — Williams et al. (1993: 11).
Elliptoideus sloatianus (I. Lea). — Williams et al. (1993: 11).
Epioblasma arcaeformis (I. Lea). — Williams et al. (1993: 11).
Epioblasma biemarginata (I. Lea). — Williams et al. (1993: 11).
Epioblasma brevidens (I. Lea). — Williams et al. (1993: 11).
Epioblasma capsaeformis (I. Lea). — Williams et al. (1993: 11).
Epioblasma flexuosa (Rafinesque). — Williams et al. (1993: 11).
Epioblasma florentina curtisii (Utterback). — Williams et al. (1993: 11).
Epioblasma florentina florentina (I. Lea). — Williams et al. (1993: 11).
Epioblasma florentina walkeri (Wilson and W.H. Clark). — Williams et al. (1993: 11).
Epioblasma haysiana (I. Lea). — Williams et al. (1993: 11).
Epioblasma lenior (I. Lea). — Williams et al. (1993: 11).
Epioblasma lewisi (Walker). — Williams et al. (1993: 11).
Epioblasma metastriata (Conrad). — Williams et al. (1993: 11).
Epioblasma obliquata obliquata (Rafinesque). — Williams et al. (1993: 11).
Epioblasma obliquata perobliqua (Conrad). — Williams et al. (1993: 11).
Epioblasma othcaloogensis (I. Lea). — Williams et al. (1993: 11).
Epioblasma penita (Conrad). — Williams et al. (1993: 11).
Epioblasma personata (Say). — Williams et al. (1993: 11).
Epioblasma propinqua (I. Lea). — Williams et al. (1993: 11).
Epioblasma sampsonii (I. Lea). — Williams et al. (1993: 11).
Epioblasma stewardsoni (I. Lea). — Williams et al. (1993: 11).
Epioblasma torulosa gubernaculum (Reeve). — Williams et al. (1993: 11).
Epioblasma torulosa rangiana (I. Lea). — Williams et al. (1993: 11).
Epioblasma torulosa torulosa (Rafinesque). — Williams et al. (1993: 11).
Epioblasma triquetra (Rafinesque). — Williams et al. (1993: 11).
Epioblasma turgidula (I. Lea). — Williams et al. (1993: 11).
Fusconaia askewi (Marsh). — Williams et al. (1993: 11).
Fusconaia barnesiana (I. Lea). — Williams et al. (1993: 11).
Fusconaia cerina (Conrad). — Williams et al. (1993: 11).
Fusconaia cor (Conrad). — Williams et al. (1993: 11).
Fusconaia cuneolus (I. Lea). — Williams et al. (1993: 11).
Fusconaia ebena (I. Lea). — Williams et al. (1993: 11).
Fusconaia escambia Clench and Turner. — Williams et al. (1993: 11).
Fusconaia flava (Rafinesque). — Williams et al. (1993: 11).
Fusconaia lananensis (Frierson). — Williams et al. (1993: 11).
Fusconaia masoni (Conrad). — Williams et al. (1993: 11).
Fusconaia ozarkensis (Call). — Williams et al. (1993: 11).
Fusconaia subrotundus (I. Lea). — Williams et al. (1993: 11).
Fusconaia succissa (I. Lea). — Williams et al. (1993: 11).
Glebula rotundata (Lamarck). — Williams et al. (1993: 11).
Gonidea angulata (I. Lea). — Williams et al. (1993: 11).
Hemistena lata (Rafinesque). — Williams et al. (1993: 11).
Lampsilis abrupta (Say). — Williams et al. (1993: 11).
Lampsilis altilis (Conrad). — Williams et al. (1993: 12).
Lampsilis australis Simpson. — Williams et al. (1993: 12).
Lampsilis binominata Simpson. — Williams et al. (1993: 12).
Lampsilis bracteata (Gould). — Williams et al. (1993: 12).
Lampsilis cardium (Rafinesque). — Williams et al. (1993: 12).
Lampsilis cariosa (Say). — Williams et al. (1993: 12).
Lampsilis dolabraeformis (I. Lea). — Williams et al. (1993: 12).
Lampsilis fasciola Rafinesque. — Williams et al. (1993: 12).
Lampsilis fullerkati Johnson, R.I. — Williams et al. (1993: 12).
Lampsilis haddletoni Athearn. — Williams et al. (1993: 12).
Lampsilis higginsi (I. Lea). — Williams et al. (1993: 12).
Lampsilis hydiana (I. Lea). — Williams et al. (1993: 12).
Lampsilis ornata (Conrad). — Williams et al. (1993: 12).
Lampsilis ovata (Say). — Williams et al. (1993: 12).
Lampsilis perovalis (Conrad). — Williams et al. (1993: 12).
Lampsilis powellii (I. Lea). — Williams et al. (1993: 12).
Lampsilis radiata conspicua (I. Lea). — Williams et al. (1993: 12).
Lampsilis radiata radiata (Gmelin). — Williams et al. (1993: 12).
Lampsilis rafinesqueana Frierson. — Williams et al. (1993: 12).
Lampsilis reeviana reeviana [sic] (I. Lea). — Williams et al. (1993: 12).
Lampsilis reeviana [sic] brevicula (Call). — Williams et al. (1993: 12).
Lampsilis reeviana [sic] brittsi Simpson. — Williams et al. (1993: 12).
Lampsilis satur (I. Lea). — Williams et al. (1993: 12).
Lampsilis siliquoidea (Barnes). — Williams et al. (1993: 12).
Lampsilis splendida (I. Lea). — Williams et al. (1993: 12).
Lampsilis straminea claibornensis (I. Lea). — Williams et al. (1993: 12).
Lampsilis straminea straminea (Conrad). — Williams et al. (1993: 12).
Lampsilis streckeri Frierson. — Williams et al. (1993: 12).
Lampsilis subangulata (I. Lea). — Williams et al. (1993: 12).
Lampsilis teres (Rafinesque). — Williams et al. (1993: 12).
Lampsilis virescens (I. Lea). — Williams et al. (1993: 12).
Lasmigona complanata alabamensis Clarke. — Williams et al. (1993: 13).
Lasmigona complanata complanata (Barnes). — Williams et al. (1993: 13).
Lasmigona compressa (I. Lea). — Williams et al. (1993: 13).
Lasmigona costata (Rafinesque). — Williams et al. (1993: 13).
Lasmigona decorata (I. Lea). — Williams et al. (1993: 13).
Lasmigona holstonia (I. Lea). — Williams et al. (1993: 13).
Lasmigona subviridis (Conrad). — Williams et al. (1993: 13).
Lemiox rimosus (Rafinesque). — Williams et al. (1993: 13).
Leptodea fragilis (Rafinesque). — Williams et al. (1993: 13).
Leptodea leptodon (Rafinesque). — Williams et al. (1993: 13).
Leptodea ochracea (Say). — Williams et al. (1993: 13).
Lexingtonia dolabelloides (I. Lea). — Williams et al. (1993: 13).
Lexingtonia subplana (Conrad). — Williams et al. (1993: 13).
Ligumia nasuta (Say). — Williams et al. (1993: 13).
Ligumia recta (Lamarck). — Williams et al. (1993: 13).
Ligumia subrostrata (Say). — Williams et al. (1993: 13).
Margaritifera falcata (Gould). — Williams et al. (1993: 10).
Margaritifera hembeli (Conrad). — Williams et al. (1993: 10).
Margaritifera margaritifera (Linnaeus). — Williams et al. (1993: 10).
Margaritifera marrianae Johnson, R.I. — Williams et al. (1993: 10).
Medionidus acutissimus (I. Lea). — Williams et al. (1993: 13).
Medionidus conradicus (I. Lea). — Williams et al. (1993: 13).
Medionidus macglameriae [sic] van der Schalie. — Williams et al. (1993: 13).
Medionidus parvulus (I. Lea). — Williams et al. (1993: 13).
Medionidus penicillatus (I. Lea). — Williams et al. (1993: 13).
Medionidus simpsonianus Walker. — Williams et al. (1993: 13).
Medionidus walkeri (Wright). — Williams et al. (1993: 13).
Megalonaias boykiniana (I. Lea). — Williams et al. (1993: 13).
Megalonaias nervosa (Rafinesque). — Williams et al. (1993: 13).
Obliquaria reflexa Rafinesque. — Williams et al. (1993: 13).
Obovaria jacksoniana (Frierson). — Williams et al. (1993: 13).
Obovaria olivaria (Rafinesque). — Williams et al. (1993: 13).
Obovaria retusa (Lamarck). — Williams et al. (1993: 13).
Obovaria rotulata (Wright). — Williams et al. (1993: 13).
Obovaria subrotunda (Rafinesque). — Williams et al. (1993: 13).
Obovaria unicolor (I. Lea). — Williams et al. (1993: 13).
Pegias fabula (I. Lea). — Williams et al. (1993: 13).
Plectomerus dombeyanus (Valenciennes). — Williams et al. (1993: 13).
Plethobasus cicatricosus (Say). — Williams et al. (1993: 13).
Plethobasus cooperianus (I. Lea). — Williams et al. (1993: 13).
Plethobasus cyphyus (Rafinesque). — Williams et al. (1993: 13).
Pleurobema altum (Conrad). — Williams et al. (1993: 13).
Pleurobema avellanum Simpson, 1900. — Williams et al. (1993: 13).
Pleurobema beadleianum (I. Lea). — Williams et al. (1993: 13).
Pleurobema bournianum (I. Lea). — Williams et al. (1993: 13).
Pleurobema chattanoogaense (I. Lea). — Williams et al. (1993: 13).
Pleurobema clava (Lamarck). — Williams et al. (1993: 13).
Pleurobema coccineum (Conrad). — Williams et al. (1993: 13).
Pleurobema collina (Conrad). — Williams et al. (1993: 13).
Pleurobema cordatum (Rafinesque). — Williams et al. (1993: 13).
Pleurobema curtum (I. Lea). — Williams et al. (1993: 13).
Pleurobema decisum (I. Lea). — Williams et al. (1993: 13).
Pleurobema flavidulum (I. Lea). — Williams et al. (1993: 13).
Pleurobema furvum (Conrad). — Williams et al. (1993: 13).
Pleurobema georgianum (I. Lea). — Williams et al. (1993: 13).
Pleurobema gibberum (I. Lea). — Williams et al. (1993: 13).
Pleurobema hanleyanum [sic] (I. Lea). — Williams et al. (1993: 13).
Pleurobema johannis (I. Lea). — Williams et al. (1993: 13).
Pleurobema marshalli Frierson. — Williams et al. (1993: 13).
Pleurobema murrayense (I. Lea). — Williams et al. (1993: 13).
Pleurobema nucleopsis (Conrad). — Williams et al. (1993: 13).
Pleurobema oviforme (Conrad). — Williams et al. (1993: 13).
Pleurobema perovatum (Conrad). — Williams et al. (1993: 13).
Pleurobema plenum (I. Lea). — Williams et al. (1993: 13).
Pleurobema pyramidatum (I. Lea). — Williams et al. (1993: 13).
Pleurobema pyriforme (I. Lea). — Williams et al. (1993: 13).
Pleurobema riddelli (I. Lea). — Williams et al. (1993: 13).
Pleurobema rubellum (Conrad). — Williams et al. (1993: 13).
Pleurobema strodeanum (Wright). — Williams et al. (1993: 13).
Pleurobema taitianum (I. Lea). — Williams et al. (1993: 13).
Pleurobema troschelianum (I. Lea). — Williams et al. (1993: 13).
Pleurobema verum (I. Lea). — Williams et al. (1993: 13).
Popenaias popei (I. Lea). — Williams et al. (1993: 13).
Potamilus alatus (Say). — Williams et al. (1993: 13).
Potamilus amphichaenus (Frierson). — Williams et al. (1993: 13).
Potamilus capax (Green). — Williams et al. (1993: 14).
Potamilus inflatus (I. Lea). — Williams et al. (1993: 14).
Potamilus ohiensis (Rafinesque). — Williams et al. (1993: 14).
Potamilus purpuratus (Lamarck). — Williams et al. (1993: 14).
Ptychobranchus fasciolaris (Rafinesque). — Williams et al. (1993: 14).
Ptychobranchus greeni (Conrad). — Williams et al. (1993: 14).
Ptychobranchus jonesi (van der Schalie). — Williams et al. (1993: 14).
Ptychobranchus occidentalis (Conrad). — Williams et al. (1993: 14).
Ptychobranchus subtentum (Say). — Williams et al. (1993: 14).
Pyganodon cataracta (Say). — Williams et al. (1993: 14).
Pyganodon fragilis (Lamarck). — Williams et al. (1993: 14).
Pyganodon gibbosa (Say). — Williams et al. (1993: 14).
Pyganodon grandis (Say). — Williams et al. (1993: 14).
Pyganodon marginata (Say). — Williams et al. (1993: 14).
Quadrula apiculata (Say). — Williams et al. (1993: 14).
Quadrula asperata (I. Lea). — Williams et al. (1993: 14).
Quadrula aurea (I. Lea). — Williams et al. (1993: 14).
Quadrula couchiana (I. Lea). — Williams et al. (1993: 14).
Quadrula cylindrica cylindrica (Say). — Williams et al. (1993: 14).
Quadrula cylindrica strigillata (Wright). — Williams et al. (1993: 14).
Quadrula fragosa (Conrad). — Williams et al. (1993: 14).
Quadrula houstonensis (I. Lea). — Williams et al. (1993: 14).
Quadrula intermedia (Conrad). — Williams et al. (1993: 14).
Quadrula metanevra (Rafinesque). — Williams et al. (1993: 14).
Quadrula nodulata (Rafinesque). — Williams et al. (1993: 14).
Quadrula petrina (Gould). — Williams et al. (1993: 14).
Quadrula pustulosa mortoni (Conrad). — Williams et al. (1993: 14).
Quadrula pustulosa pustulosa (I. Lea). — Williams et al. (1993: 14).
Quadrula quadrula (Rafinesque). — Williams et al. (1993: 14).
Quadrula refulgens (I. Lea). — Williams et al. (1993: 14).
Quadrula rumphiana (I. Lea). — Williams et al. (1993: 14).
Quadrula sparsa (I. Lea). — Williams et al. (1993: 14).
Quadrula stapes (I. Lea). — Williams et al. (1993: 14).
Quadrula tuberosa (I. Lea). — Williams et al. (1993: 14).
Quincuncina burkei Walker. — Williams et al. (1993: 14).
Quincuncina infucata (Conrad). — Williams et al. (1993: 14).
Quincuncina mitchelli (Simpson). — Williams et al. (1993: 14).
Simpsonaias ambigua (Say). — Williams et al. (1993: 14).
Strophitus connasaugaensis (I. Lea). — Williams et al. (1993: 14).
Strophitus subvexus (Conrad). — Williams et al. (1993: 14).
Strophitus undulatus (Say). — Williams et al. (1993: 14).
Toxolasma corvunculus (I. Lea). — Williams et al. (1993: 14).
Toxolasma cylindrellus (I. Lea). — Williams et al. (1993: 14).
Toxolasma lividus (Rafinesque). — Williams et al. (1993: 14).
Toxolasma mearnsi (Simpson). — Williams et al. (1993: 14).
Toxolasma parvus (Barnes). — Williams et al. (1993: 14).
Toxolasma paulus (I. Lea). — Williams et al. (1993: 14).
Toxolasma pullus (Conrad). — Williams et al. (1993: 14).
Toxolasma texasensis [sic] (I. Lea). — Williams et al. (1993: 14).
Tritogonia verrucosa (Rafinesque). — Williams et al. (1993: 14).
Truncilla cognata (I. Lea). — Williams et al. (1993: 14).
Truncilla donaciformis (I. Lea). — Williams et al. (1993: 14).
Truncilla macrodon (I. Lea). — Williams et al. (1993: 14).
Truncilla truncata Rafinesque. — Williams et al. (1993: 14).
Uniomerus caroliniana (Bosc). — Williams et al. (1993: 14).
Uniomerus declivus [sic] (Say). — Williams et al. (1993: 14).
Uniomerus excultus (Conrad). — Williams et al. (1993: 14).
Uniomerus obesus (I. Lea). — Williams et al. (1993: 14).
Uniomerus tetralasmus (Say). — Williams et al. (1993: 14).
Utterbackia imbecillis Say. — Williams et al. (1993: 14).
Utterbackia peggyae (R.I. Johnson). — Williams et al. (1993: 14).
Venustaconcha ellipsiformis (Conrad). — Williams et al. (1993: 14).
Venustaconcha pleasi (Marsh). — Williams et al. (1993: 14).
Villosa amygdala (I. Lea). — Williams et al. (1993: 14).
Villosa arkansasensis (I. Lea). — Williams et al. (1993: 14).
Villosa choctawensis Athearn. — Williams et al. (1993: 14).
Villosa constricta (Conrad). — Williams et al. (1993: 14).
Villosa delumbis (Conrad). — Williams et al. (1993: 14).
Villosa fabalis (I. Lea). — Williams et al. (1993: 14).
Villosa iris (I. Lea). — Williams et al. (1993: 14).
Villosa lienosus (Conrad). — Williams et al. (1993: 14).
Villosa nebulosa (Conrad). — Williams et al. (1993: 15).
Villosa ortmanni (Walker). — Williams et al. (1993: 15).
Villosa perpurpurea (I. Lea). — Williams et al. (1993: 15).
Villosa taeniata (Conrad). — Williams et al. (1993: 15).
Villosa trabalis (Conrad). — Williams et al. (1993: 15).
Villosa vanuxemensis umbrans (I. Lea). — Williams et al. (1993: 15).
Villosa vanuxemensis vanuxemensis (I. Lea). — Williams et al. (1993: 15).
Villosa vaughaniana (I. Lea). — Williams et al. (1993: 15).
Villosa vibex (Conrad). — Williams et al. (1993: 15).
Villosa villosa (Wright). — Williams et al. (1993: 15).
 
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