FOSSILS SPECIMEN: MARGINOCEPHALIA DINOSAURS
Fossils are defined as any evidence of prehistoric life. There are two types of fossils: Body Fossils include remains of skeletal bones, shell, carapace, test and teeth. Trace Fossils are clues the organism existed such as foot prints, tracks, burrows and coprolites (fossil dung).
Phylum: Chordata – Class: Reptilia – Clade: Archosaur – Clade: Dinosauria – Order: Ornithischia – Suborder: Marginocephalia “edge head”
(horned dinosaurs)
Middle Jurassic to Upper Cretaceous
Protoceratops Skull (Model)
Upper Cretaceous
Mongolia
Stegoceras Skull (Model)
Upper Cretaceous
North America
Triceratops Tooth
Upper Cretaceous
North America
Triceratops Skull (Model)
Upper Cretaceous
North America
Styracosaurus Skull (Model)
Upper Cretaceous
Alberta, Canada
Triceratops Brow Horn (Cast)
Upper Cretaceous
North America