Subgenus (Actinobolus) O. A. L. Morch, 1853

(3-4-4-0-5-1-3-4-1-0-0-0-0)
[see also under Subfamily: CARDITESINAE]

procera A. A. Gould, 1850
(3-4-4-0-5-1-3-4-1-1-0-0-0)
[=Cyclocardia (Cyclocardia) compressa (L. A. Reeve, 1843)]
Ref. Bernard, 1983 p 34
[see under Subfamily: CARDITAMERINAE]

velutinus E. A. Smith, 1881
(3-4-4-0-5-1-3-4-1-2-0-0-0)
[=Cyclocardia (Cyclocardia) velutinus (E. A. Smith, 1881)]
Ref. Bernard, 1983 p 35
[see under Subfamily: CARDITAMERINAE]