~Cenozoic Era
~Tertiary Period
~Pliocene Epoch (jan 1, 530000 BC – jan 1, 160000 BC)
Description:
Geological: land bridges appear between north american + eurasia
Biological: first modern horse fossils appear
Added to timeline:
Date:
jan 1, 530000 BC
jan 1, 160000 BC
~ 370245 years