Greater Permian Basin Series Mississippian Maps Meramecian Chesterian Pennsylvanian Maps Morrowan lowstand Morrowan highstand Atokan lowstand Atokan highstand Desmoinesian lowstand Desmoinesian highstand Missourian Virgillian Permian Maps Wolfcamp Early Wolfcamp Late Leonardian Early Leonardian Middle Leonardian Middle-Late Leonardian Late Guadalupian Early Guadalupian Late Ochoan Early Ochoan Middle Ochoan Late Triassic Map Early Triassic
