Pachycephalosaurinae
subfamily · Sereno 1997 · accepted · extinct
14 descendant taxa · 18 fossil sites · 7 formations · 2 countries
Lived when
Cretaceous – Paleogene
85.7–66 million years ago
Found where
2 countries
7 rock formations
Fossil record
18 sites
0 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).