| Acila H. Adams & A. Adams, 1858 |
| Acila (Truncacila) Grant & Gale, 1931 |
| Acila (Truncacila) castrensis (Hinds, 1843) |
| Acila empirensis Howe, 1922 |
| Adrana H. Adams & A. Adams, 1858 |
| Adrana crenifera (G. B. Sowerby I, 1833) |
| Adrana exoptata (Pilsbry & Lowe, 1932) |
| Adrana penascoensis (Lowe, 1935) |
| Brevinucula Thiele, 1934 |
| Brevinucula verrillii (Dall, 1886) |
| Condylonucula D. R. Moore, 1977 |
| Condylonucula maya D. R. Moore, 1977 |
| Ennucula Iredale, 1931 |
| Ennucula aegeensis (Forbes, 1844) |
| Ennucula cardara (Dall, 1916) |
| Ennucula colombiana (Dall, 1908) |
| Ennucula linki (Dall, 1916) |
| Ennucula panamina (Dall, 1908) |
| Ennucula pernambucensis (E. A. Smith, 1885) |
| Ennucula taeniolata (Dall, 1908) |