Alvarezsauridae
family · Bonaparte 1991 · accepted · extinct
38 descendant taxa · 40 fossil sites · 15 formations · 7 countries
Lived when
Cretaceous – Paleogene
100.5–66 million years ago
Found where
7 countries
15 rock formations
Fossil record
40 sites
22 catalogued specimens
Inside this group
Immediate children
- Terminal taxon — no children recorded.
Keep going
Where next
Data from the Paleobiology Database (CC BY 4.0).