Dinosaur Walk Museum Period almost 210 million years ago. It grew to be between 2–3 meters in length and less than a meter tall at the hips. Coelophysis had an unusual formation in the vertebrae, forming an "S" like shape in its neck. It is the ""official dinosaur"" of New York State. Velociraptor: Living during the late Cretaceous Period, 83-70 million years ago. The Velociraptor, a carnivore, grew to be up to in length and could grow up to 45 pounds. The Velociraptors had on their feet long curved claws used for attacking their prey. They had a bone structure similar to many
Xuanhanosaurus "Xuanhanosaurus" had powerful forelimbs, over 65 cm long; this, along with the retention of the fourth metacarpal in the hand, led Dong to suggest that "Xuanhanosaurus" might have walked on all four legs. If so, it would be the only known four-legged meat-eater among dinosaurs. Later paleontologists have not agreed with Dong's original assessment. They think this dinosaur walked on its hind legs as other theropods did, pronation of the lower arm being impossible. The strong arms could instead have been useful in catching prey. Assigned by Dong to the Megalosauridae, "Xuanhanosaurus" was found by Roger Benson in 2009 to