Genus Ptychobranchus C. T. Simpson, 1900

(3-6-4-0-4-9-5-67-0-0-0-0-0)
Ref. Amer. Fish. Soc., 1988 p 32
Vokes, 1980 p 90

fasciolaris (C. S. Rafinesque, 1820)
(3-6-4-0-4-9-5-67-0-1-0-0-0)
Kidneyshell
Ref. Amer. Fish. Soc., 1988 p 32

greeni (T. A. Conrad, 1834)
(3-6-4-0-4-9-5-67-0-2-0-0-0)
Triangular Kidneyshell
Ref. Amer. Fish. Soc., 1988 p 32

jonesi (H. Van der Schalie, 1934)
(3-6-4-0-4-9-5-67-0-3-0-0-0)
Southern Kidneyshell
Ref. Amer. Fish. Soc., 1988 p 32

occidentalis (T. A. Conrad, 1836)
(3-6-4-0-4-9-5-67-0-4-0-0-0)
Ouachita Kidneyshell
Ref. Amer. Fish. Soc., 1988 p 32

subtentum (T. Say, 1825)
(3-6-4-0-4-9-5-67-0-5-0-0-0)
Fluted Kidneyshell
Ref. Amer. Fish. Soc., 1988 p 32