Subgenus (Mexicardia) R. B. Stewart, 1930

(3-5-4-0-4-2-6-14-3-0-0-0-0)
Ref. Abbott, 1974 p 484
Bernard, 1983 p 38
Keen, 1971 p 155
Lindner, 1977 p 110
Vaught, 1989 p 129
[see also as Genus]

panamense (G. B. Sowerby, 1833)
(3-5-4-0-4-2-6-14-3-1-0-0-0)
Syn. Trigoniocardium (Trigoniocardium) eudoxia W. H. Dall, 1916
Ref. Abbott, 1974 p 484
Syn. Cardium (Cardium) panamense G. B. Sowerby, 1833;
Cardium (Cardium) procerum authors [not G. B. Sowerby, 1833];
Cardium (Cardium) rotundatum P. P. Carpenter, 1857;
Trigoniocardia (Trigoniocardia) eudoxia W. H. Dall, 1916
Ref. Bernard, 1983 p 38
Syn. Cardium (Cardium) procerum authors [not G. B. Sowerby, 1833];
Cardium (Cardium) rotundatum P. P. Carpenter, 1857 [not Dujardin, 1837];
Trigoniocardia (Trigoniocardia) eudoxia W. H. Dall, 1916
Ref. Keen, 1971 p 155 bw c

procerum (G. B. Sowerby, 1833)
(3-5-4-0-4-2-6-14-3-2-0-0-0)
Slender Cockle
Syn. Trachycardium (Trigoniocardium) dulcinea W. H. Dall, 1916;
Trachycardium (Trigoniocardium) laticostatum G. B. Sowerby, 1833;
Trachycardium (Trigoniocardium) parvulum C. C. Li, 1930
Ref. Abbott, 1974 p 484
Syn. Trachycardium (Trigoniocardium) laticostatum G. B. Sowerby, 1833
Ref. Abbott & Dance, 1982 p 327 c
Syn. Cardium (Cardium) dulcinea W. H. Dall, 1916;
Cardium (Cardium) laticostatum G. B. Sowerby, 1833;
Cardium (Cardium) parvulum C. C. Li, 1930;
Cardium (Cardium) procerum G. B. Sowerby, 1833;
Cardium (Cardium) subelongatus A. Valenciennes in A. Petit-Thouars, 1846
Ref. Bernard, 1983 p 38
Syn. Cardium (Cardium) dulcinea W. H. Dall, 1916;
Cardium (Cardium) laticostatum G. B. Sowerby, 1833;
Cardium (Cardium) parvulum C. C. Li, 1930
Ref. Keen, 1971 p 155 bw