Dryosaurus
genus · Marsh 1894 · accepted · extinct
2 descendant taxa · 24 fossil sites · 4 formations · 4 countries
Lived when
Jurassic – Cretaceous
154.8–143.1 million years ago
Found where
4 countries
4 rock formations
Fossil record
24 sites
21 catalogued specimens
Inside this group
Immediate children
- Terminal taxon — no children recorded.
Did you know
Facts from the record
- Its fossils span about 12 million years, from 154.8 to 143.1 million years ago.
- The youngest known fossil is around 143.1 million years old — that is roughly 477 times further back than the whole of human history.
- Dryosaurus was named in 1894 (Marsh 1894) — 132 years ago.
- Fossils have been recorded in 4 countries and 4 named rock formations.
- 21 individual specimens are catalogued in museum collections.
- This group contains 2 named taxa, including 2 species.
Keep going
Where next
Data from the Paleobiology Database (CC BY 4.0).