Genus Crassicardia Savizky, 1979

(3-4-4-0-5-1-1-21-0-0-0-0-0)
Ref. Amer. Fish. Soc., 1988 p 38
Bernard, 1983 p 34
Vaught, 1989 p 128

crassidens (W. J. Broderip & G. B. Sowerby, 1829)
(3-4-4-0-5-1-1-21-0-1-0-0-0)
Thick Carditid
Ref. Amer. Fish. Soc., 1988 p 38
Syn. Astarte crassidens W. J. Broderip & G.B. Sowerby, 1829;
Cardita (Cardita) borealis authors [not T. A. Conrad, 1831];
Cardita (Cardita) paucicostata Krause, 1855;
? Crassicardia kamtschatica V. C. Slodkevich, 1935;
? Crassicardia matitukensis V. C. Slodkevich, 1938;
? Crassicardia subcrassidens F. S. MacNeil in F. S. MacNeil, J. B. Mertie & H. A. Pilsbry, 1943;
Venericardia (Cyclocardia) morsei W. H. Dall, 1918;
Venericardia (Cyclocardia) rudis ex G. B. Sowerby, ms, W. H. Dall, 1903
Ref. Bernard, 1983 p 34

kamtschatica V. C. Slodkevich, 1935
(3-4-4-0-5-1-1-21-0-2-0-0-0)
[?=Crassicardia crassidens (W. J. Broderip & G. B. Sowerby, 1829]
Ref. Bernard, 1983 p 34

matitukensis V. C. Slodkevich, 1938
(3-4-4-0-5-1-1-21-0-3-0-0-0)
[?=Crassicardia crassidens (W. J. Broderip & G. B. Sowerby, 1829]
Ref. Bernard, 1983 p 34

subcrassidens F. S. MacNeil in F. S. MacNeil, J. B. Mertie & H. A. Pilsbry, 1943
(3-4-4-0-5-1-1-21-0-4-0-0-0)
[?=Crassicardia crassidens (W. J. Broderip & G. B. Sowerby, 1829]
Ref. Bernard, 1983 p 34

umnaka (G. Willett, 1932)
(3-4-4-0-5-1-1-21-0-5-0-0-0)
Syn. Cardita (Cardita) umnaka G. Willett, 1932
Ref. Bernard, 1983 p 34