Reptile
Encyclopedia article; The Columbia Encyclopedia, Sixth Edition, 2009
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Religious Studies, Education, Psychology, History, Literature, Philosophy, Entire Library
...reptiles, which includes the extinct dinosaurs . The order Squamata includes the lizards...sometimes called the Age of Reptiles. The dinosaurs, the marine ichthyosaurus and plesiosaurus...ancestors arose from precursors of the dinosaurs; the first known birds lived in the...