Stylemys nebrascensis, Tortoise/Turtle Spinosaurus Aegyptopithecus

Aegyptopithecus

5-30 million years ago)

with a weight of around 150 kilograms (330 pounds)

These plates could probably open and close

4 Million Years Ago

Stylemys nebrascensis, Tortoise/Turtle Spinosaurus AegyptopithecusThe tortoises of the Badlands are one of the most abundant, and are certainly among the most fascinating vertebrates from the Brule Formation. Joseph Leidy, in 1852, described Stylemys nebrascensis from several specimens collected by John Evans of the U. S. Geological Corp in an expedition to the Territory in 1849. Stylemys nebrascensis was the first fossil turtle described from North America. Specimens of these tortoises range in size from as small