gel_lec_14

gel_lec_14 - Review of Lec. 13 (first 3 important dinosaur...

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Review of Lec. 13 (first 3 important dinosaur fossils) Megalosaur – therapod Iguanodon – ornthipod Haelyosaurus – ankylosauria Bird Hip Group (usu. herbivore and cretaceous) Ceratopsia Started as bipedal Early cretaceous Head began to grow bigger Centrosaurs: 3 horns; on nose, over eyes, and top of head Chasmosaurians: two horns over eyes Triceratops: largest of horned Pachycephalosaurius Thick skull caps Latest cretaceous Lizard Hip Group Plateosaurus: herbivore that took over during Triassic Sauropod: long neck, late Jurassic Camarasuaurs: Jurassic, famous American dinosaur Sauropod skull and neck has many holes Brachiosaurus: America and Africa; big hole for nose Diploducs: longest, 27 m Theropod Started out small Coelophysis: late Triassic, younger than eoraptor Survived till latest cretaceous Spinosaurus: partial skeleton, ashes now; could be largest Smaller theropods gave rise to birds Gallimimus: ostrich dinosaur
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gel_lec_14 - Review of Lec. 13 (first 3 important dinosaur...

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