Animation of the rifting of Pangaea. Map of Pangaea with modern continents outlined. Pangaea is the name of the supercontinent that existed 300 million years ago, during the late Paleozoic and early Mesozoic eras. It began to break up 100 million years ago. The giant ocean that surronded Pangaea was called Panthalassa. This article is a stub. You can help Science Wiki by expanding it. Retrieved from "https://sciences.fandom.com/wiki/Pangaea?oldid=4759" Categories: Stubs Geology Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.