资讯

Map shows how the major continents were arranged 220 million years ago in the Pangea supercontinent. "Isch" and "P" mark locations with sauropodomorph fossils up to 233 million years old.
In the Permian Period that landmass merged with Gondwana to become Pangea, another supercontinent ... On the Ancient Earth ...
Around 250 million years ago, all of the continents were joined together as one supercontinent called Pangea. Over time ... to be connected is visible on a map of the world.