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Prehistoric Scratchpad
PhBP Po10BP

Epoch immediately following the Tr-J extinction event. On land, new dinosurs, heterodontosaurids, scelidosaurs, stegosaurs, and tenanurans appeared, joining the coelophysoids, prosauropods, and sauropods.

Early Jurassic Epoch Web Pages[]

Classification[]

  • 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.
      • Hettangian Age - Hettangian Age
      • Sinemurian Age - Sinemurian Age
      • Pliensbachian Age - Pliensbachian Age
      • Toarchian Age - Toarchian Age

Early Jurassic Epoch In the News[]

Sample (Year)[]

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