| Costoanachis treva (Baker, Hanna & Strong, 1938) |
| Costoanachis varia (G. B. Sowerby I, 1832) |
| Costoanachis varicosa (Gaskoin, 1851) |
| Cotonopsis Olsson, 1942 |
| Cotonopsis (Cotonopsis) Olsson, 1942 |
| Cotonopsis (Cotonopsis) edentula (Dall, 1908) |
| Cotonopsis (Cotonopsis) mendozana (Shasky, 1970) |
| Cotonopsis (Turrina) Jung, 1989 |
| Cotonopsis (Turrina) hirundo (Gaskoin, 1851) |
| Cotonopsis lafresnayi (P. Fischer & Bernardi, 1857) |
| Decipifus Olsson & McGinty, 1958 |
| Decipifus dictynna (Dall, 1919) |
| Decipifus lyrta (Baker, Hanna & Strong, 1938) |
| Decipifus macleani Keen, 1971 |
| Decipifus penicillata (P. P. Carpenter, 1864) |
| Decipifus sixaolus Olsson & McGinty, 1958 |
| Fulgurofusus Grabau, 1904 |
| Fulgurofusus atlantis (Clench & Aguayo, 1938) |
| Fulgurofusus bermudezi (Clench & Aguayo, 1938) |
| Fulgurofusus electra (F. M. Bayer, 1971) |