| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Syngenoherpia intergenerica Salvini-Plawen, 1978 |
Southern Pacific, Antarctica and the Arctic | ||
| Syngenoherpia sanguicuneosa Salvini-Plawen, 1978 |
Southern Pacific, Antarctica and the Arctic | ||
| Syngenoherpia thulensis (Thiele, 1900) |
Southern Pacific, Antarctic and the Arctic |