Prehistoric Planet Store - Replica fossils including dinosaurs like T. rex, Triceratops, and more!

Allosaurus (pronounced Al-oh-SAWR-us) Allosaurus, meaning "different lizard," was a huge, meat-eating dinosaur from the late Jurassic period, about 154 million to 144 million years ago. It was a theropod that lived in what is now the western United States. It was up to 40 feet long and weighed up to 4.5 tons. The skull was nearly 3 feet long and filled with dozens of serrated razor sharp teeth. It was about 10 feet tall at the hip and had 3 clawed fingers on its hands. The type species is Allosaurus fragilis and was first described by Marsh in 1877.

This museum quality replica is cast from an original specimen found in the Jurassic Age Morrison Formation of Mesa County Western Colorado.

The scale bar is 10 centimeters.

Specimen is 15 inches high, 15 inches wide and 21 inches deep.