Order Ornithischia — synonyms, definition
1. order Ornithischia (Noun)
1 synonym
Ornithischia
1 definition
order Ornithischia (Noun) — Extinct terrestrial reptiles having bird-like pelvises: armoured dinosaurs (thyreophorans); boneheaded and horned dinosaurs (marginocephalians); duck-billed dinosaurs (euronithopods).
1 type of
animal order
15 parts
Euronithopoda Marginocephalia Ornithopoda Thyreophora euronithopod genus Pisanosaurus genus Staurikosaurus marginocephalian ornithischian ornithischian dinosaur suborder Euronithopoda suborder Marginocephalia suborder Ornithopoda suborder Thyreophora thyreophoran
2 parts of
Archosauria subclass Archosauria