Utahraptor could be anywhere from 23ft to 36ft in length and weighted about 1,100 lbs. It had a large, curved claw on the second tor of each foot. A Utahraptor claw was discovered and preserved at almost 9 inches in length. Utahraptors are from North America during the Cretaceous period. The most famous member of the Utahraptor is Ulysses.