Extinct terrestrial reptiles having bird-like pelvises: armored dinosaurs (thyreophorans); boneheaded and horned dinosaurs (marginocephalians); duck-billed dinosaurs (euronithopods). Synonym: Ornithischia.
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Words linked to "Order Ornithischia" : Archosauria, genus Staurikosaurus, Ornithischia, ornithischian, suborder Thyreophora, thyreophoran, animal order, subclass Archosauria, Ornithopoda, genus Pisanosaurus, euronithopod, suborder Marginocephalia, marginocephalian, ornithischian dinosaur, Marginocephalia, Euronithopoda, Thyreophora, suborder Euronithopoda, suborder Ornithopoda |
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