Dryosaurus Temporal range: Upper Jurassic 155–145 mya
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Juvenile D. altus, Beneski Museum of Natural History | |
Scientific classification ![]() | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Clade: | Dinosauria |
Order: | †Ornithischia |
Suborder: | †Ornithopoda |
Clade: | †Iguanodontia |
Genus: | †Dryosaurus Marsh, 1894 |
Type species | |
Dryosaurus altus (Marsh, 1878 [originally Laosaurus altus])
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Other species | |
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Dryosaurus was a small plant-eating ornithopod dinosaur that lived in forests of western North America around 150 million years ago.[1][2]
Its family, the Dryosauridae, were precursors (ancestors) of the Iguanodons, and lived from the Middle Jurassic to the Lower Cretaceous.