Genus Oxygyrus W. H. Benson, 1835

(5-4-2-0-1-1-0-7-0-0-0-0-0)
Ref. Amer. Fish. Soc., 1988 p 81
Lindner, 1977 p 51
Syn. Helicophlegma A. Orbigny, 1835;
Ladas F. J. Cantraine, 1841
Ref. Abbott, 1974 p 133
Keen, 1971 p 470
Syn. Brownia A. Orbigny, 1840;
Helicophlegma A. Orbigny, 1835;
Ladas F. J. Cantraine, 1841
Ref. Vaught, 1989 p 35

inflatus W. H. Benson, 1835
(5-4-2-0-1-1-0-7-0-1-0-0-0)
[=Oxygyrus keraudrenii (C. A. Lesueur, 1817)]
Ref. Abbott, 1974 p 133

keraudrenii (C. A. Lesueur, 1817) [T]
(5-4-2-0-1-1-0-7-0-2-0-0-0)
Keraudren's Atlanta
Ref. Amer. Fish. Soc., 1988 p 81
Syn. Oxygyrus inflatus W. H. Benson, 1835;
Oxygyrus rangii A. Orbigny, 1836
Ref. Abbott, 1974 p 133 bw
Keen, 1971 p 470 d

rangii A. Orbigny, 1836
(5-4-2-0-1-1-0-7-0-3-0-0-0)
[=Oxygyrus keraudrenii (C. A. Lesueur, 1817)]
Ref. Abbott, 1974 p 133