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Prieto-Márquez, A. Revised Diagnoses of Hadrosaurus Foulkii Leidy, 1858 (the Type Genus and Species of Hadrosauridae Cope, 1869) and Claosaurus Agilis Marsh, 1872 (Dinosauria: Ornithopoda) from the Late Cretaceous of North America. Zootaxa 2011, 2765, 61–68.