What is the land like where mesosaurus fossils are found?

Mesosaurus fossils are usually found in sedimentary rocks in various locations around the world, including South Africa, Brazil, and Namibia. These fossils date back to the Permian period, approximately 299-252 million years ago, when Mesosaurus was a prominent aquatic reptile.

One of the most famous Mesosaurus fossil sites is the Lystrosaurus Assemblage Zone in the Karoo Basin of South Africa. Here, Mesosaurus fossils have been discovered alongside other ancient reptiles, providing valuable information about the ecosystems of the time.

In Brazil, Mesosaurus fossils have been found in the Irati Formation, a rock unit that dates back to the Permian period. Fossils from this region have helped scientists understand the distribution and behavior of Mesosaurus in its ancient environment.

Overall, Mesosaurus fossils are important in understanding the evolution and distribution of early aquatic reptiles. Studying these fossils can provide insights into the ecology and paleobiology of these ancient creatures.