Avialae
unranked clade · Gauthier 1986 · accepted · extant
831 descendant taxa · 1,408 fossil sites · 180 formations · 81 countries
Lived when
Jurassic – Quaternary
168.2–0 million years ago
Found where
81 countries
180 rock formations
Fossil record
1,408 sites
3 catalogued specimens
Inside this group
Immediate children
- Terminal taxon — no children recorded.
Did you know
Facts from the record
- Its fossils span about 168 million years, from 168.2 to 0 million years ago.
- The youngest known fossil is around 0 million years old — that is roughly 0 times further back than the whole of human history.
- Avialae was named in 1986 (Gauthier 1986) — 40 years ago.
- Fossils have been recorded in 81 countries and 180 named rock formations.
- 3 individual specimens are catalogued in museum collections.
- This group contains 831 named taxa, including 428 species.
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Where next
Data from the Paleobiology Database (CC BY 4.0).