Dinosaurs VI : Ornithischia - Marginocephalia

Illustrated by Satoshi Kawasaki
0:00 Phylogenetic tree
0:23 Pachycephalosauria
3:57 Ceratopsia
5:43 Neoceratopsia
9:50 Ceratopsoidea
10:57 Centrosaurinae
15:11 Chasmosaurinae