Eurycleidus
| Eurycleidus Temporal range: Early Jurassic, | |
|---|---|
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Reptilia |
| Superorder: | †Sauropterygia |
| Order: | †Plesiosauria |
| Family: | †Rhomaleosauridae |
| Genus: | †Eurycleidus Andrews, 1922 |
| Type species | |
| †Eurycleidus arcuatus (Owen, 1840) | |
| Synonyms | |
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Eurycleidus is an extinct genus of large-bodied rhomaleosaurid known from the Early Jurassic period (most likely earliest Hettangian stage) of the United Kingdom. It contains a single species, E. arcuatus.