Species
* '' Cyclocardia astartoides'' (Martens, 1878) *†'' Cyclocardia awamoensis'' (Harris, 1897) * '' Cyclocardia bailyi'' (J. Q. Burch, 1944) * '' Cyclocardia barbarensis'' (Stearns, 1890) * '' Cyclocardia beebei'' (Hertlein, 1958) * '' Cyclocardia borealis'' – northern cardita *†'' Cyclocardia christiei'' (Marwick, 1929) * '' Cyclocardia compressa'' (Reeve, 1843) * '' Cyclocardia congelascens'' (Melvill & Standen, 1912) * '' Cyclocardia crassidens'' (Broderip & Sowerby I, 1829) * '' Cyclocardia crebricostata'' (A. Krause, 1885) * '' Cyclocardia dalek'' Pérez & Del Río, 2017 * '' Cyclocardia gouldii'' (Dall, 1903) *†'' Cyclocardia granulata'' (Say, 1824) * '' Cyclocardia incisa'' (Dall, 1903) * '' Cyclocardia isaotakii'' (Tiba, 1972) *†'' Cyclocardia magna'' Quilty, Darragh, Gallagher & Harding, 2016 *†'' Cyclocardia marama'' (P. A. Maxwell, 1969) * '' Cyclocardia moniliata'' (Dall, 1903) *†'' Cyclocardia moniligena'' Hickman, 2015 * '' Cyclocardia nipponensis'' M. Huber, 2010 * '' Cyclocardia novangliae'' (E. S. Morse, 1869) * '' Cyclocardia ovata'' (Riabinina, 1952) *†'' Cyclocardia pseutella'' (Marwick, 1929) * '' Cyclocardia ripensis'' Popov & Scarlato, 1980 * '' Cyclocardia rjabininae'' (Scarlato, 1955) * '' Cyclocardia spurca'' (G.B. Sowerby I, 1833) * ''References
Carditidae Bivalve genera {{bivalve-stub