Genus Potamilus C. S. Rafinesque, 1818

(3-5-4-0-4-9-2-T3-46-0-0-0-0-0)
Syn. Limnadea J. L. R. Agassiz, 1846;
Lymnadia W. Swainson, 1840;
Megaptera Modell, 1964;
Metaphera C. S. Rafinesque, 1820;
Metaptera C. S. Rafinesque, 1820;
Naidea W. Swainson, 1840;
Proptera C. S. Rafinesque, 1819;
Symphinota G. B. Villa, 1841;
Symphynota Lea, 1829
Ref. Vaught, 1989 p 123