Acrocanthosaurus atokensis skeleton allowing it to efficiently process

allowing it to efficiently process its food

6 million years ago

had short front arms

Snout-tail length 450 mm

as well as the evolutionary processes that gave rise to the diversity of life forms we see today

Acrocanthosaurus atokensis skeleton allowing it to efficiently processAcrocanthosaurus atokensis is the only known species of the extinct genus Acrocanthosaurus, a carcharodontosaurid theropod dinosaur that inhabited North America during the Cretaceous period, approximately 125 to 99. 6 million years ago. It stands out for the tall neural spines on many of its vertebrae, which suggest the presence of a kind of "hump" on its neck, back and hips. It was one of the largest theropods, with a length of up to 11. 5 meters and