Unenlagiidae
family · (Bonaparte 1999) · accepted · extinct
2 descendant taxa · 7 fossil sites · 4 formations · 3 countries
Lived when
Cretaceous – Paleogene
83.6–66 million years ago
Found where
3 countries
4 rock formations
Fossil record
7 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 18 million years, from 83.6 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.
- Unenlagiidae was named in 1999 ((Bonaparte 1999)) — 27 years ago.
- Fossils have been recorded in 3 countries and 4 named rock formations.
- This group contains 2 named taxa, including 1 species.
Keep going
Where next
Data from the Paleobiology Database (CC BY 4.0).