The Pliocene Epoch (5.3-2.6 Ma) is in the Neogene Period of the Cenozoic Era. It occurs before the Pleistocene, and after the Miocene Epoch.
5.333–2.58 million years ago
Piacenzian: 3.600–2.58 Ma
Zanclean: 5.333–3.600 Ma
Tropical species reduce worldwide
Deciduous forests proliferated
Coniferous forests and tundra cover north hemisphere
Grasslands spread on all continents (except Antarctica)
Tropical forests were restricted to equator
Dry savannas and deserts appear
The extent of sea ice cover in Arctic was much less than it is today
Maximum winter extent did not reaching its current location until around 2.6 Ma