| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Parahaploposthia avesicula Dörjes, 1968 |
Northeast Atlantic | ||
| Parahaploposthia brunea Faubel, 1974 |
Northeast Atlantic | ||
| Parahaploposthia cerebroepitheliata Dörjes, 1968 |
Northeast Atlantic | ||
| Parahaploposthia thiophilus Fegley, Smith & Rieger, 1984 |
Western Central Atlantic | ||
| Parahaploposthia velvetum Hooge & Tyler, 2001 |
Western Central Atlantic |