| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Nemocardium bechei (Reeve, 1840) |
Indo-Pacific | ||
| Nemocardium centifilosum (Carpenter, 1864) |
Hundred-line cockle | Eastern Pacific | 2.5 |
| Nemocardium enigmaticum ter Poorten, 2013 |
Southwest Pacific | ||
| Nemocardium exasperatum (Sowerby, 1841) |
Western Central Pacific | 2.5 | |
| Nemocardium peramabile (Dall, 1881) |
Lovely micro-cockle | North America | 1.8 |
| Nemocardium pulchellum (Gray, 1843) |
Indo-West Pacific | ||
| Nemocardium samarangae (Makiyama, 1934) |
Northwest Pacific | ||
| Nemocardium tinctum (Dall, 1881) |
Dyed micro-cockle | Western Central Atlantic | 1.9 |
| Nemocardium transversum Rehder & Abbott, 1951 |
Transverse micro-cockle | East Pacific |