Barosaurus
genus · Marsh 1890 · accepted · extinct
1 descendant taxa · 19 fossil sites · 2 formations · 2 countries
Lived when
Jurassic – Cretaceous
157.9–143.1 million years ago
Found where
2 countries
2 rock formations
Fossil record
19 sites
10 catalogued specimens
Inside this group
Immediate children
- Terminal taxon — no children recorded.
Did you know
Facts from the record
- Its fossils span about 15 million years, from 157.9 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.
- Barosaurus was named in 1890 (Marsh 1890) — 136 years ago.
- Fossils have been recorded in 2 countries and 2 named rock formations.
- 10 individual specimens are catalogued in museum collections.
Keep going
Where next
Data from the Paleobiology Database (CC BY 4.0).