Naturalist Charles Pickering was the librarian and a curator of the Academy of Natural Sciences. In 1843, he traveled to Africa and India to research human races. In 1848, Pickering published Races of Man and Their Geographical Distribution, which enumerated eleven races.
It lived from 98 to 83 million years ago, separating itself from the Velociraptor by roughly 10 million years. You might say it's an ancestor of the actual Velociraptor, even though the original specie of raptor was almost the size of modern chicken and the Achillobator was roughly 1 ft taller than the average person.
The velociraptors in the 'Jurassic Park' movies are nothing like their real-life counterparts. One of the most memorable and frightening dinosaurs introduced in the Jurassic Park series is the Velociraptor. They may not be as gigantic as the T. rex, but the intimidating raptors have appeared in each of the three films so far. We'll see them again on screen in Jurassic World, which hits theaters June 12.