from or referring to the period of time between about 22 and 2.5 million years ago, in which many modern mammals and the earliest forms of humans appeared:

]]>https://definedictionarymeaning.com/topic/255578/the-neogeneRSS for NodeTue, 23 Jun 2026 13:43:14 GMTThu, 23 Dec 2021 05:26:24 GMT60the period of time between about 22 and 2.5 million years ago, in which many modern mammals and the earliest forms of humans appeared:

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