Genasauria
unranked clade · Sereno 1986 · accepted · extinct
272 descendant taxa · 1,234 fossil sites · 292 formations · 43 countries
Lived when
Triassic – Paleogene
215.38–66 million years ago
Found where
43 countries
292 rock formations
Fossil record
1,234 sites
234 catalogued specimens
Inside this group
Immediate children
- Terminal taxon — no children recorded.
Did you know
Facts from the record
- Its fossils span about 149 million years, from 215.38 to 66 million years ago.
- The youngest known fossil is around 66 million years old — that is roughly 220 times further back than the whole of human history.
- Genasauria was named in 1986 (Sereno 1986) — 40 years ago.
- Fossils have been recorded in 43 countries and 292 named rock formations.
- 234 individual specimens are catalogued in museum collections.
- This group contains 272 named taxa, including 122 species.
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Where next
Data from the Paleobiology Database (CC BY 4.0).