Umoonasaurus
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| phylum | Chordata | Umoonasaurus is an extinct genus of plesiosaur belonging to the family Leptocleididae. This genus lived approximately 115 million years ago (Aptian-Albian) in shallow seas covering parts of what is now Australia. It was a relatively small animal around 2.5 m (8 ft) long. An identifying trait of Umoonasaurus is three crest-ridges on its skull.
For more information, visit the Wikipedia entry. Get back to Sauropterygia |
| clade | Diapsida | |
| superorder | Sauropterygia | |
| order | Plesiosauria | |
| family | Leptocleididae | |
| genus | Umoonasaurus | |
| Temporal range | Early Cretaceous |
