| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Stegocephalus ampulla (Phipps, 1774) |
Northeast Atlantic and the Arctic | ||
| Stegocephalus inflatus Krøyer, 1842 |
Northern Pacific, Northeast Atlantic and the Arctic | ||
| Stegocephalus kergueleni (Schellenberg, 1926) |
Southern Ocean |