| Orbinia riseri (Pettibone, 1957) |
| Orbiniidae Hartman, 1942 |
| Paraorbinella Rullier, 1974 |
| Pararicia Solís-Weiss & Fauchald, 1989 |
| Petibonnella Solís-Weiss & Fauchald, 1989 |
| Phylo Kinberg, 1866 |
| Phylo felix Kinberg, 1866 |
| Phylo nudus (Moore, 1911) |
| Phylo ornatus (Verrill, 1873) |
| Protoaricia Czerniavsky, 1881 |
| Protoaricia oerstedii (Claparède, 1864) |
| Questa Hartman, 1966 |
| Scolaricia Eisig, 1914 |
| Scolaricia capensis Day, 1961 |
| Scoloplos de Blainville, 1828 |
| Scoloplos (Leodamas) Kinberg, 1866 |
| Scoloplos (Leodamas) rubra Webster, 1879 |
| Scoloplos (Scoloplos) de Blainville, 1828 |
| Scoloplos (Scoloplos) capensis Day, 1973 |
| Scoloplos (Scoloplos) pugettensis Pettibone, 1957 |