| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Retimohnia acadiana García, 2008 |
Western Atlantic | 2.09 | |
| Retimohnia caelata (Verrill, 1880) |
Atlantic Ocean | 1.45 | |
| Retimohnia carolinensis (Verrill, 1884) |
Western Atlantic | 1.5 | |
| Retimohnia glypta (Verrill, 1882) |
Atlantic Ocean | 2.7 |