Cimoliasaurus
| Cimoliasaurus Temporal range: Late Cretaceous, | |
|---|---|
| Cimoliasaurus magnus vertebrae | |
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Reptilia |
| Superorder: | †Sauropterygia |
| Order: | †Plesiosauria |
| Family: | †Elasmosauridae |
| Genus: | †Cimoliasaurus Leidy, 1851 |
| Type species | |
| †Cimoliasaurus magnus Leidy, 1851 | |
Cimoliasaurus was a plesiosaur that lived during the Late Cretaceous (Maastrichtian) of the eastern United States, with fossils known from New Jersey, North Carolina, and Maryland.