This was the Jurassic, which took place 199 to 145 million years ago. At the start of the period, the breakup of the supercontinent Pangaea continued and accelerated. Laurasia, the northern half ...

This connection implies that ornithischians migrated from Gondwana to Laurasia during the Early Jurassic, preceding the arrival of armored dinosaurs in East Asia. Researchers suggest this ...

Gondwana was made up of South America, Africa, India, Madagascar, Australia, and Antarctica, while North America, northern Asia, Greenland and Europe were part of Laurasia. Early Jurassic ...