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Which epochs make up the Neogene Period?

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Cenozoic migration routes — Cenozoic Era Principal Cenozoic faunal migration routes and barriers.

The Neogene Period, a division of the Cenozoic Era, is composed of two epochs:

Miocene (spanning 23 million to 5.3 million years ago)12
Pliocene (spanning 5.3 million to 2.6 million years ago)1

While some historical classifications have varied, the Neogene is internationally recognized as encompassing these two specific intervals of geologic time.13