Genus Ligumia W. Swainson, 1840

(3-6-4-0-4-9-5-39-0-0-0-0-0)
Ref. Amer. Fish. Soc., 1988 p 31
Syn. Legumia J. L. R. Agassiz, 1852;
Ligumina R. A. Philippi, 1853
Ref. Vokes, 1980 p 89

nasuta (T. Say, 1817)
(3-6-4-0-4-9-5-39-0-1-0-0-0)
Eastern Pondmussel
Ref. Amer. Fish. Soc., 1988 p 31

recta (J. B. P. A. de Lamarck, 1819)
(3-6-4-0-4-9-5-39-0-2-0-0-0)
Black Sandshell
Ref. Amer. Fish. Soc., 1988 p 31

subrostrata (T. Say, 1831)
(3-6-4-0-4-9-5-39-0-3-0-0-0)
Pondmussel
Ref. Amer. Fish. Soc., 1988 p 31