Genus Circomphalus J. T. Klein in O. A. L. Morch, 1853

(3-4-4-0-26-7-15-7-0-0-0-0-0)
Ref. Abbott, 1974 p 522
Abbott & Dance, 1982 p 352
Amer. Fish. Soc., 1988 p 44
Lindner, 1977 p 115
Syn. Mioclausinella Kautsky, 1936
Ref. Vaught, 1989 p 135
Syn. Circomphallus R. H. Palmer, 1927;
Circumomphalus F. Haas, 1938;
Circumphalus Schaufuss, 1869
Ref. Vokes, 1980 p 167

callimorphus (W. H. Dall, 1902)
(3-4-4-0-26-7-15-7-0-1-0-0-0)
Ref. Abbott, 1974 p 522 d

casinus (C. v Linne, 1758)
(3-4-4-0-26-7-15-7-0-2-0-0-0)
Chamber Venus
Syn. Circomphalus discinus J. B. P. A. de Lamarck
Ref. Abbott & Dance, 1982 p 352 c

discinus J. B. P. A. de Lamarck
(3-4-4-0-26-7-15-7-0-3-0-0-0)
[=Circomphalus casinus (C. v Linne, 1758)]
Ref. Abbott & Dance, 1982 p 352

foliaceolamellosa (L. W. Dillwyn, 1817) [T]
(3-4-4-0-26-7-15-7-0-4-0-0-0)
Scaly-ridged Venus
Ref. Abbott, 1974 p 522
Abbott & Dance, 1982 p 354 c

fordi (L. G. Yates, 1890)
(3-4-4-0-26-7-15-7-0-5-0-0-0)
Ford's Venus
Ref. Abbott, 1974 p 522
Abbott & Dance, 1982 p 353 c

plicata (J. F. Gmelin, 1791) [T]
(3-4-4-0-26-7-15-7-0-6-0-0-0)
Ref. Abbott, 1974 p 522

strigillinus (W. H. Dall, 1902)
(3-4-4-0-26-7-15-7-0-7-0-0-0)
Empress Venus
Ref. Abbott, 1974 p 522 c
Abbott & Dance, 1982 p 353 c
Amer. Fish. Soc., 1988 p 44