| Loimia ingens (Grube, 1878) |
| Loimia medusa (Savigny, 1818) |
| Loimia minuta Treadwell, 1929 |
| Loimia salazari Londoño-Mesa & Carrera-Parra, 2005 |
| Loimia viridis Moore, 1903 |
| Lysilla Malmgren, 1865 |
| Lysilla caribe Londoño-Mesa, 2009 |
| Lysilla pacifica Hessle, 1917 |
| Neoamphitrite Hessle, 1917 |
| Neoamphitrite affinis (Malmgren, 1866) |
| Neoamphitrite edwardsi (de Quatrefages, 1866) |
| Neoamphitrite glasbyi Londoño-Mesa & Carrera-Parra, 2005 |
| Neoamphitrite robusta (Johnson, 1901) |
| Neoleprea Hessle, 1917 |
| Neoleprea californica (Moore, 1904) |
| Neoleprea spiralis (Johnson, 1901) |
| Nicolea Malmgren, 1866 |
| Nicolea bilobata Grube, 1877 |
| Nicolea bilobata var. antillensis Rullier, 1974 |
| Nicolea cetrata (Ehlers, 1887) |