chapter 9

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Overview. Following the extinction of the dinosaurs 65.5 million years ago, early mammal forms dispersed to new environments.The Miocene epoch is characterized by two major adaptive radiations.In the Early Miocene, primitive hominoid forms appeared in Africa.During the Middle Miocene, several new genera of hominoids evolved.We are currently not able to identify precisely the common ancestor of the African apes and humans..

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chapter 9

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