Dinosaur Skull Replicas. Allosaurus skull, Abelisaurus skull, Archaeopteryx skull, Avimimus skull, Camarasaurus skull, Carnotaurus skull, Crocodile Skull,Camarasaurus skull, Deinonychus skull, Eoraptor Skull, Giganotosaurus skull, Herrerasaurus skull, Maiasaurus skull, Proroceratops skull, Sinraptor skull, Suchimimus skull, Triceratops skull, T-rex skull, T-rex foot, Tyrannosaurus skull, Uintatherium skull, Velociraptor skull. Dinosaurs were the dominant vertebrate animals of terrestrial ecosystems for over 160 million years, from the late Triassic period (about 230 million years ago) to the end of the Cretaceous period (65 million years ago), when most of them became extinct in the Cretaceous�Tertiary extinction event.
