| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Nemopsis bachei Agassiz, 1849 |
Atlantic Ocean | 1.1 | |
| Nemopsis crucifera (Forbes & Goodsir, 1853) |
Northeast Atlantic | 0.4 | |
| Nemopsis dofleini Maas, 1909 |
Northwest Pacific | 1 | |
| Nemopsis heteronema Haeckel, 1879 |
Northeast Atlantic | 1 |