| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Cryptomya busoensis Yokoyama, 1922 |
Northwest Pacific | ||
| Cryptomya californica (Conrad, 1837) |
California softshell | Northeast Pacific | 2.8 |
| Cryptomya divaricata Reeve |
Southeast Atlantic | ||
| Cryptomya elliptica (Adams, 1850) |
Indo-West Pacific |