| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Aka cachacrouensis (Rützler, 1971) |
Western Central Atlantic | ||
| Aka siphona (de Laubenfels, 1949) |
Western Central Atlantic | ||
| Aka xamaycaensis (Pulitzer-Finali, 1986) |
Western Central Atlantic |