| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Adula californiensis (Philippi, 1847) |
California datemussel | Northern and Central Pacific | 6 |
| Adula diegensis (Dall, 1911) |
San Diego datemussel | Eastern Pacific | |
| Adula gruneri (Philippi, 1851) |
Curved datemussel | Eastern Pacific | |
| Adula schmidtii (Schrenck, 1867) |
Schmidt datemussel | Eastern Pacific |