| Epitonium lamellosum (Lamarck, 1822) |
| Epitonium multistriatum (Say, 1826) |
| Epitonium novangliae (Couthouy, 1838) |
| Epitonium obtusum (G. B. Sowerby II, 1844) |
| Epitonium occidentale (Nyst, 1871) |
| Epitonium opalinum Dall, 1927 |
| Epitonium politum (G. B. Sowerby II, 1844) |
| Epitonium replicatum (G. B. Sowerby II, 1844) |
| Epitonium rupicola (Kurtz, 1860) |
| Epitonium sawinae (Dall, 1903) |
| Epitonium striatissimum (Monterosato, 1878) |
| Epitonium tollini Bartsch, 1938 |
| Epitonium unifasciatum (G. B. Sowerby II, 1844) |
| Epitonium worsfoldi Robertson, 1994 |
| Gyroscala de Boury, 1887 |
| Gyroscala roberti (Dall, 1917) |
| Gyroscala rupicola (Kurtz, 1860) |
| Ianthina Lamarck, 1823 |
| Ianthina pallida Thompson, 1840 |
| Janthina Röding, 1798 |