Saurischians
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Primitive Saurischians
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Primitive Theropods
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Ceratosaurs
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Primitive Tetanurines
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Megalosauroids / Spinosauroids
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Carnosaurs
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Coelurosaurs
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Ornithomimiforms
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Maniraptorans
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See this: Birds
Oviraptorosaurs
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Therizinosaurs
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Deinonychosaurs
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Prosauropods
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Primitive Sauropods
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Sauropods that really don't have a classification... I really wasn't sure where to put them...
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Macronaria
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Diplodocoids
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Ornithischians
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Primitive Ornithischians
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Primitive Ornithopods
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Iguanodonts
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Hadrosaurs
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150px
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(in blue)
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Primitive Thyreophorans
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Ankylosaurids
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Stegosaurs
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Pachycephalosaurs
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Ceratopsids
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See also
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