| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Orchistomella applanata Kramp, 1959 |
Western Central Pacific | 0.15 | |
| Orchistomella graeffei (Neppi & Stiasny, 1911) |
Mediterranean | 0.4 | |
| Orchistomella tentaculata (Mayer, 1900) |
Western Atlantic | 0.6 |