Dinosauria › Ornithischia › Ornithopoda › Dryosauridae
Dryosaurus
Dryosaurus altus (Marsh 1878)
Late Jurassic (Tithonian) · 154.8–143.1 Mya
Key Statistics
Diet
herbivore
Locomotion
bipedal
inferred from clade
Overview
Dryosaurus altus is an ornithopod dinosaur known from the Late Jurassic, roughly 154.8–143.1 million years ago. It was a herbivore. It was named by (Marsh 1878). The species is represented by 7 recorded occurrences in the Paleobiology Database.
Fossil Record Completeness
How much of this profile is grounded in the fossil record
~24%
fragmentary record
Confirmed
Inferred
Based on 7 recorded occurrences in the Paleobiology Database.
Geologic Time
Where Dryosaurus sits in deep time
Dryosaurus
252 Mya201 Mya145 Mya66 Mya
Relationships
Part of a wider fossil web
These species share Dryosaurus's place in deep time — computed from overlapping age ranges, shared clades, and inferred ecology.