Learn about the time period that took place 251 to 199 million years ago. 3 min read The start of the Triassic period (and the Mesozoic era ... had coalesced to form Pangaea, a supercontinent ...

Scientists divide the Mesozoic Era into three periods ... to evolve into a wide variety of forms and increase in number. During the Jurassic Period, the single land mass, Pangaea, split into two, ...

During this period ... At the start of the period, dinosaurs ruled the loosening remnants of the supercontinent Pangaea as rodents scurried at their feet through forests of ferns, cycads, and ...

During the Mesozoic period, 250 million years ago, the continents were merged into the supercontinent Pangea, with South America located in its center. The ENSO pattern occurred in the vast ...