ornithischian: Quick Facts

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Facts

Also Known As	Ornithischia

Photos

Two labeled illustrations compare dinosaur pelvic structures: the saurischian pelvis on the left with forward-pointing pubis, and the ornithischian pelvis on the right with backward-pointing pubis, both showing ilium, ischium, and pubis bones.

Illustration comparing the hip bones of two dinosaurs: a saurischian pelvis highlighted within an Allosaurus and an ornithischian pelvis highlighted within a Stegosaurus, with detailed drawings of each pelvis type shown beside the respective dinosaur.

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Topics

cerapod Thyreophora ornithopod pachycephalosaur Kulindadromeus zabaikalicus ankylosaur ceratopsian stegosaur Heterodontosauridae Stegoceras feathered dinosaur pterosaur ichthyosaur Titanoboa sauropterygian saurischian mosasaur Marasuchus phytosaur Euparkeria

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