Dryosaurus

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Dryosaurus
Temporal range: Upper Jurassic 155–145 mya
Ceratosaurus & Dryosaurus.jpg
Dryosaurus (left) and Ceratosaurus (right)
Scientific classification
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Dryosaurus

Marsh, 1878
Species

D. altus
D. lettowvorbecki

Dryosaurus was a small plant-eating ornithopod dinosaur that lived in forests around 150 million years ago.

Its family, the Dryosauridae, were precursors (ancestors) of the Iguanodons, and lived from the Middle Jurassic to the Lower Cretaceous.