I was looking for a single source that listed out the North American equivalents to the International geologic stages and couldn’t find one. So, I spent most of the day creating one.
Correlation Chart
Paleozoic Time Ma,Period,Epoch,Global Stage,North America Stage,Time Ma Triassic 250,Permian,Lopingian,Changhsingian,250 Wuchiapingian 255,255 Ochoan 260,260 Guadalupian,Capitanian,Capitanian 265,265 Wordian,Wordian Roadian,Roadian 270,270 Cisuralian,Kungurian,Cathedralian Hessian 275,275 Artins…
Last Updated on 5 March 2022 by Angel Doran