Genus Americardia R. B. Stewart, 1930

(3-5-4-0-4-2-3-2-0-0-0-0-0)
Ref. Abbott, 1974 p 484
Abbott & Dance, 1982 p 329
Amer. Fish. Soc., 1988 p 39
Bernard, 1983 p 38
Vokes, 1980 p 127
[see also as Subgenus under Genus Trigoniocardia]
Ref. Keen, 1971 p 157

biangulata [biangulatum] (W. J. Broderip & G. B. Sowerby, 1829) [(G. B. Sowerby, 1829)]
(3-5-4-0-4-2-3-2-0-1-0-0-0)
Western Strawberry Cockle, Western Strawberry-cockle
Ref. Abbott & Dance, 1982 p 329 c
Amer. Fish. Soc., 1988 p 39
Syn. Cardium (Cardium) magnificum P. P. Carpenter, 1857
Ref. Abbott, 1974 p 484 bw
Syn. Cardium (Cardium) biangulatum G. B. Sowerby, 1829;
Cardium (Cardium) magnificum ex G. P. Deshayes, ms, P. P. Carpenter, 1857;
Cardium (Cardium) modestum T. A. Conrad, 1855 [not R. A. Philippi, 1845]
Ref. Bernard, 1983 p 38

guanacastensis [guanacastense] (L. G. Hertlein & A. M. Strong, 1947)
(3-5-4-0-4-2-3-2-0-2-0-0-0)
Syn. Americardia planicostatum G. B. Sowerby, 1833 [not Sedgwick & Murchison, 1829]
Ref. Abbott, 1974 p 484
Syn. Cardium (Americardia) guanacastense L. G. Hertlein & A. M. Strong, 1947;
Cardium (Cardium) magnificum authors [not P. P. Carpenter, 1857];
Cardium (Cardium) planicostatum G. B. Sowerby, 1833 [not Sedgwick in Murchison, 1829]
Ref. Bernard, 1983 p 38

guppyi J. Thiele, 1910
(3-5-4-0-4-2-3-2-0-3-0-0-0)
Guppy Strawberry-cockle, Guppy's Cockle
Ref. Abbott, 1974 p 484 bw
Amer. Fish. Soc., 1988 p 39

media (C. v Linne, 1758) [T]
(3-5-4-0-4-2-3-2-0-4-0-0-0)
Atlantic Strawberry Cockle, Atlantic Strawberry-cockle
Ref. Abbott & Dance, 1982 p 329 c
Amer. Fish. Soc., 1988 p 39
Syn. Cardium (Cardium) medium (C. v Linne, 1758)
Ref. Abbott, 1974 p 484 c