The Allosaurus Collection: A. fragilis Skull Study

Illustrative study for the Allosaurus photo composite specimens.

“Allosaurus fragilis” or “Different Lizard” Late Jurassic Epoch (145-155 million years ago) ~28 ft. in length weighing in at an estimated 2.3 metric tons Main diet consisted of ornithopods, stegosaurus, & sauropods