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~Cenozoic Era ~Tertiary Period ~Oligocene Epoch (jan 1, 3660000 BC – jan 1, 2370000 BC)

Description:

Geological: Himalaya Mtns. Found
Biological: Earlier mammals become extinct

Added to timeline:

Shuman Earth Geologic Time ~ Colson, K.

ByKennedy Colson
18 Oct 2019
1
0
315

Date:

jan 1, 3660000 BC
jan 1, 2370000 BC
~ 1290857 years
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