Chibanian

The Middle Pleistocene, also known by its ICS official name of Chibanian, is an age in the international geologic timescale or a stage in chronostratigraphy, being a division of the Pleistocene Epoch within the ongoing Quaternary Period. The Chibanian name was officially ratified in January 2020. It is currently estimated to span the time between 0.7741 Ma and 0.129 Ma, also expressed as 774.1–129 ka. It includes the transition in palaeoanthropology from the Lower to the Middle Paleolithic over 300 ka.

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