Neornithischia
unranked clade · (Cooper 1985) · accepted · extinct
909 descendant taxa · 5,377 fossil sites · 595 formations · 65 countries
Lived when
Triassic – Paleogene
237–61.66 million years ago
Found where
65 countries
595 rock formations
Fossil record
5,377 sites
588 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).