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

Arkansia wheeleri Ortmann & Walker, 1912

Carunculina cylindrellus (Lea, 1868)

Carunculina glans (Lea, 1831)
+ Unio moestus Lea, 1841

Conradilla caelatus (Conrad, 1834)

Cumberlandia monodonta (Say, 1829)

Cyprogenia aberti (Conrad, 1850)

Dromus dromus [sic] (Lea, 1834)

Dysnomia arcaeformis (Lea, 1831)

Dysnomia biemarginata (Lea, 1857)
+ Unio turgidulus Lea, 1858

Dysnomia flexuosa (Rafinesque, 1820)

Dysnomia florentina (Lea, 1857)
+ Truncilla walkeri Wilson & Clark, 1914

Dysnomia haysiana (Lea, 1834)

Dysnomia lenior (Lea, 1840)

Dysnomia lewisi (Walker, 1910)

Dysnomia personata (Say, 1829)

Dysnomia propinqua (Lea, 1857)

Dysnomia sampsoni (Lea, 1861)

Dysnomia stewardsoni (Lea, 1852)

Dysnomia sulcata (Lea, 1829)
+ Unio gibbosus var. perobliquus Conrad, 1836

Dysnomia torulosa (Rafinesque, 1820)
+ Unio rangianus Lea, 1838
+ Unio gubernaculum Reeve, 1865

Fusconaia cuneolus (Lea, 1840)

Fusconaia edgarianus (Lea, 1840)

Lampsilis orbiculata (Hildreth, 1828)
+ Unio higginsii Lea, 1857

Lampsilis virescens (Lea, 1858)

Lastena lata (Rafinesque, 1820)

Leptodea leptodon (Rafinesque, 1820)

Lexingtonia dolabelloides (Lea, 1840)

Obovaria retusa (Lamarck, 1819)

Pegias fabula (Lea, 1838)

Plethobasus cicatricosus (Say, 1829)

Plethobasus cooperianus (Lea, 1834)

Pleurobema clava (Lamarck, 1819)

Pleurobema pyramidatum (Lea, 1831)

Proptera capax (Green, 1832)

Ptychobranchus subtentum (Say, 1825)

Quadrula cylindricus (Say, 1817)
+ Unio cylindricus var. strigillatus B.H. Wright, 1898

Quadrula intermedia (Conrad, 1836)

Quadrula sparsa (Lea, 1841)

Simpsoniconcha ambigua (Say, 1825)

Villosa ortmanni (Walker, 1925)

Villosa trabalis (Conrad, 1834)
+ Unio perpurpureus Lea, 1861