Alexornithiformes
order · Brodkorb 1976 · accepted · extinct
25 descendant taxa · 21 fossil sites · 7 formations · 5 countries
Lived when
Cretaceous – Paleogene
106.3–66 million years ago
Found where
5 countries
7 rock formations
Fossil record
21 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 40 million years, from 106.3 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.
- Alexornithiformes was named in 1976 (Brodkorb 1976) — 50 years ago.
- Fossils have been recorded in 5 countries and 7 named rock formations.
- This group contains 25 named taxa, including 12 species.
Keep going
Where next
Data from the Paleobiology Database (CC BY 4.0).