| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Pseudmecynostomum bruneum Dörjes, 1968 |
Northeast Atlantic | ||
| Pseudmecynostomum folium Hooge & Tyler, 2003 |
Northwest Atlantic | 0.1 | |
| Pseudmecynostomum pelophilum Dörjes, 1968 |
Northeast Atlantic | ||
| Pseudmecynostomum phoca Hooge & Tyler, 2003 |
Northwest Atlantic | 0.12 |