| Semele junonia Verrill, 1870 |
| Semele laevis (G. B. Sowerby I, 1833) |
| Semele pacifica Dall, 1915 |
| Semele paziana Hertlein & Strong, 1949 |
| Semele pilsbryi Olsson, 1961 |
| Semele proficua (Pulteney, 1799) |
| Semele pulchra (G. B. Sowerby I, 1832) |
| Semele rosea (G. B. Sowerby I, 1833) |
| Semele rubropicta Dall, 1871 |
| Semele rupicola Dall, 1915 |
| Semele simplicissima Pilsbry & Lowe, 1932 |
| Semele verrucosa Mörch, 1860 |
| Semelidae Stoliczka, 1870 |
| Semelina Dall, 1900 |
| Semelina campbellorum Coan, 2003 |
| Semelina nuculoides (Conrad, 1841) |
| Semelina subquadrata (P. P. Carpenter, 1857) |
| Syndosmya Récluz, 1843 |
| Syndosmya lioica Dall, 1881 |