although muscular and functional

resulting from evolutionary convergence in gigantism and the development of ornamental antlers in open environments

Snout-tail length 287 mm

Psittacosaurus sibiricus es una especie extinta de dinosaurio ceratopsiano que vivió durante el período Cretácico temprano

Fossils of Leptictidium auderiense come primarily from Middle Eocene sites in Europe

Dracorex hogwartsia Sphenacodon although muscular and functionalDracorex hogwartsia was a pachycephalosaurid dinosaur that lived during the Late Cretaceous , approximately 66 million years ago , in what is now North America. Its fossil remains were discovered in the Hell Creek Formation, in South Dakota (United States), and described in 2006. The generic name, Dracorex , means "dragon king", while the epithet hogwartsia is a tribute to the fictional wizarding school in the Harry Potter universe, due to its