| Amphorosteus Temporal range: Late Cretaceous |
|
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Sauropsida |
| Order: | Squamata |
| Suborder: | Scleroglossa |
| Family: | Mosasauridae |
| Genus: | Amphorosteus Gibbs, 1851 |
Amphorosteus is a dubious genus of mosasaur from the Late Cretaceous of North America.