Subgenus (Nemocardium) Meek, 1876

(3-5-4-0-4-2-5-18-8-0-0-0-0)

? bechei (L. A. Reeve, 1847)
(3-5-4-0-4-2-5-18-8-1-0-0-0)
De la Beche's Cockle
Syn. Nemocardium (Nemocardium) probatum T. Iredale
Ref. Abbott & Dance, 1982 p 330 c

? exasperatum (G. B. Sowerby, 1841)
(3-5-4-0-4-2-5-18-8-2-0-0-0)
Exasperating Cockle
Ref. Abbott & Dance, 1982 p 330 c

probatum T. Iredale
(3-5-4-0-4-2-5-18-8-3-0-0-0)
[=Nemocardium (Nemocardium) bechei (L. A. Reeve, 1847)]
Ref. Abbott & Dance, 1982 p 330

Pulchellum
(3-5-4-0-4-2-5-18-8-4-0-0-0)
Strawberry Cockle
Ref. Penniket, 1970 p 88 c

richardsonii (J. F. Whiteaves, 1878)
(3-5-4-0-4-2-5-18-8-5-0-0-0)
[=Nemocardium (Keenaea) centifilosum (P. P. Carpenter, 1864)]
Ref. Abbott, 1974 p 485

semiasperum (G. P. Deshayes, 1858) [T]
(3-5-4-0-4-2-5-18-8-6-0-0-0)
Ref. Abbott, 1974 p 485