| Especie | + |
|---|---|
| Polystira picta (Reeve, 1843) | Detalles |
| Polystira oxytropis (G.B.Sowerby I, 1834) | Detalles |
| Lepicythara camaronensis Olsson, 1964 | Detalles |
| Scobinella ecuadoriana Olsson, 1964 | Detalles |
| Gemmula hindsiana Berry, 1958 | Detalles |
| Cryptogemma phymatias (R.B.Watson, 1886) | Detalles |
| Cryptogemma eldorana (Dall, 1908) | Detalles |
| Polystira bayeri Petuch, 2001 | Detalles |
| Dallora ecuadoria Olsson, 1964 | Detalles |
| Pachyturris carissa Olsson, 1964 | Detalles |
| Pleurotomella agina (Olsson, 1942) | Detalles |