What is the Allosaurus common name?

They are large-meat eating dinosaurs The name allosaurus means 'different lizard'. There were several allosaurus species. Allosaurus Atrox, Allosaurus Fragilis were the most common, averaging 28 to 32 feet in length, and weighing one to two tons.Rrecently, two new allosaur species have come to light, both as big as T Rex.