| Neoamphitrite Hessle, 1917 |
| 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) |
| Nicolea latens Chamberlin, 1919 |
| Nicolea modesta Verrill, 1900 |
| Nicolea quadrilobata Augener, 1918 |
| Nicolea taboguillae Chamberlin, 1919 |
| Nicolea zostericola (Örsted, 1844) |
| Paraeupolymnia Young & Kritzler, 1987 |
| Paraeupolymnia carus Young & Kritzler, 1987 |
| Paraxionice Fauchald, 1972 |
| Paraxionice artifex Fauchald, 1972 |
| Phenacia de Quatrefages, 1866 |