Dryosaurus
Dryosaurus was a small plant-eating ornithopod dinosaur that lived in forests of western North America around 150 million years ago.[1][2]
| Dryosaurus Temporal range: Upper Jurassic 155–145 mya | |
|---|---|
 | |
| Juvenile D. altus, Beneski Museum of Natural History | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Clade: | Archosauria |
| Clade: | Dinosauria |
| Order: | †Ornithischia |
| Suborder: | †Ornithopoda |
| Clade: | †Iguanodontia |
| Genus: | †Dryosaurus Marsh, 1894 |
| Type species | |
| Dryosaurus altus (Marsh, 1878 [originally Laosaurus altus]) | |
| Other species | |
| |
Its family, the Dryosauridae, were precursors (ancestors) of the Iguanodons, and lived from the Middle Jurassic to the Lower Cretaceous.
References
- Galton, P.M. & Jensen, J.A., 1973, "Small bones of the hypsilophodontid dinosaur Dryoraurus altus from the Upper Jurassic of Colorado", Great Basin Nature, 33: 129-132
- Kenneth Carpenter; Peter M. Galton (2018). "A photo documentation of bipedal ornithischian dinosaurs from the Upper Jurassic Morrison Formation, USA". Geology of the Intermountain West. 5: 167–207.
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