| Entosphenus | |
|---|---|
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Petromyzontida |
| Order: | Petromyzontiformes |
| Family: | Petromyzontidae |
| Genus: | Entosphenus Gill, 1862 |
| Type species | |
| Entosphenus tridentatus (Richardson 1836)
| |
Entosphenus is a genus of lampreys.