Aequornithes
unranked clade · Mayr 2011 · accepted · extant
981 descendant taxa · 2,715 fossil sites · 203 formations · 103 countries
Lived when
Cretaceous – Quaternary
132.6–0 million years ago
Found where
103 countries
203 rock formations
Fossil record
2,715 sites
0 catalogued specimens
Inside this group
Immediate children
- Terminal taxon — no children recorded.
Did you know
Facts from the record
- Its fossils span about 133 million years, from 132.6 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.
- Aequornithes was named in 2011 (Mayr 2011) — 15 years ago.
- Fossils have been recorded in 103 countries and 203 named rock formations.
- This group contains 981 named taxa, including 634 species.
- This group is not extinct — living birds belong inside it.
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Where next
Data from the Paleobiology Database (CC BY 4.0).