article: When Dinosaurs Roamed America
links: Anatotitan Coelophysis Apatosaurus Megapnosaurus Pterodactylus Triceratops Spider Megazostrodon America 2001 Mesozoic Massospondylus Allosaurus Dryosaurus Tyrannosaurus Morganucodon Camarasaurus Zuniceratops John Goodman Quetzalcoatlus Ornithomimus Dilophosaurus Anchisaurus Dromaeosaurus Rutiodon Stegosaurus Ceratosaurus Discovery Channel