Fivegill hagfish (Eptatretus profundus)

General data
- Main name: Fivegill hagfish
- Habitat: Saltwater
Classification
- Genus: Eptatretus - Eptatretus
- Family: Myxinidae - Hagfishes
- Order: Myxiniformes - Hagfishes
- Class: Myxini - Hagfishes
- Superclass: Agnatha - Jawless fishes