article: My Ancient World
links: Brontosaurus Glyptodon Coelophysis Peccary Mastodon Trilobite Edmontonia Dire wolf Triceratops Anzu wyliei Edmontosaurus Diplocaulus Pterygotus Allosaurus Dryosaurus Tyrannosaurus Ornithomimus Quetzalcoatlus Hipparion Cephalaspis Edaphosaurus Smilodon Dimetrodon Saber–toothed cat Dunkleosteus Ornitholestes Stygimoloch Wild boar Dakotaraptor Helicoprion Anomalocaris Ammonite Ankylosaurus Stegosaurus Ceratosaurus