| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Protomedeia articulata Barnard, 1962 |
Canada | ||
| Protomedeia fasciata Krøyer, 1842 |
Arctic, Northern Pacific, and Northern Atlantic | ||
| Protomedeia grandimana Brüggen, 1906 |
Arctic and Northern Atlantic | ||
| Protomedeia prudens Barnard, 1966 |
Canada |