What are the two classes of dinosaurs


What are the two classes of dinosaurs
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Instead, the two categorizations are based on differences in pelvic anatomy, with the lizard-hipped dinosaurs possessing a narrower pelvis than the bird-hipped dinosaurs. There are bipedal and quadrupedal dinosaurs in both categories, and each category also contains herbivorous dinosaurs. The saurischian class is the only one known to contain carnivores.

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