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Showing 1 to 1 of 1 for “"Ornithoscelida"”.
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The Origin and Early Evolution of the Dinosauria
… between Ornithischia and Theropoda, here termed Ornithoscelida. Consequently, a new definition for Dinosauria is presented, as the historic definition would exclude all members of Sauropodomorpha from the clade. As well as this, I propose revisions to the definitions of each of the principal …