| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Thyonella gemmata (Pourtalès, 1851) |
Green sea cucumber | Western Atlantic | |
| Thyonella pervicax unspecified |
Western Central Atlantic | ||
| Thyonella sabanillaensis unspecified |
Western Central Atlantic | ||
| Thyonella surinamensis Semper, 1868 |
To be filled |