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Early Jurassic Epoch Web PagesEdit
- Jurassic Period - Middle part of "middle life". Followed the Triassic-Jurassic extinction event. Witnessed the breakup of the supercontinent Pangea. Forest formed along new coastlines. Dinosaurs dominated the land. The first birds appeared. Pterasaurs were in the air. Ichthyosaurs and Plesiosaurs were in the sea. Mammals also existed, but were overshadowed by Reptiles.
- Early Jurassic Epoch (199.6-175.6 MYA) - Epoch immediately following the Tr-J extinction event. On land, new dinosurs, heterodontosaurids, scelidosaurs, stegosaurs, and tenanurans appeared, joining the coelophysoids, prosauropods, and sauropods.