Triassic Period Lystrosaurus

by jonphillips - uploaded on June 25, 2015, 6:52 pm

Dinosaurs first appearedin the triassic period of time about 230 million years ago. One of the dinosaurs in that period is the Lystrosaurus, whose skeleton is seen here. Before Jurassic World, there was Triassic.



https://en.wikipedia.org/wiki/Triassic