Stegoceras
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Stegoceras is a genus of pachycephalosaurid dinosaur that lived in what is now North America during the Late Cretaceous period, about 77.5 to 74 million years ago. The first specimens from Alberta, Ca
Royal Tyrrell Museum Stegoceras
Partial dome CMN 515, lectotype of S. validum, shown from the right and underside
S. validum dome CMN 138
Life restoration of S. validum, with integument speculatively based on other small ornithischian dinosaurs
Ornithischia
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Ornithischia is an extinct clade of mainly herbivorous dinosaurs characterized by a pelvic structure superficially similar to that of birds. The name Ornithischia, or "bird-hipped", reflects this simi
Stegoceras
…of the skull. UALVP 2 was found with small, disarticulated bony elements, then thought to be gastralia (abdominal ribs), which are not known in other ornithischian dinosaurs (one of the two main groups of dinosaurs). Gilmore pointed out that the teeth of S. validus were very similar to those of the species Troodon…
Triceratops Specimen at the Houston Museum of Natural Science v 01
Heterodontosaurus tucki cast University of California Museum of Paleontology Berkeley, CA DSC04696
Natural History Museum, London Stegosaurus
Oxford Edmontosaurus