Fossils casts of the skulls of the horned dinosaur Protoceratops andrewsi; the duckbilled dinosaur Saurolophus and theropod dinosaur Conchoraptor gracilis; articulated fossil foot bones of various prehistoric “little horses” (and not-so-small extinct horses), a skull of the “ostrich dinosaur” Gallimimus bullatus, and a right maxilla (cast) of the horned carnivorous dinosaur Ceratosaurus nasicornis.