Neornithischia
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Neornithischia is a clade of the dinosaur order Ornithischia. It is the sister group of the Thyreophora within the clade Genasauria. Neornithischians are united by having a thicker layer of asymmetric
Triceratops Specimen at the Houston Museum of Natural Science v 01
Mantellisaurus left side
Pachycephalosaurus wyomingensis Dinópolis
Kulindadromeus skeleton
Ornithopoda
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Ornithopoda is a clade of ornithischian dinosaurs, called ornithopods. They represent one of the most successful groups of herbivorous dinosaurs during the Cretaceous. The most primitive members of th
Neornithischia
…SBEDO) has been used to refer to these as a collective group. In addition, there are derived forms classified in the groups Marginocephalia and Ornithopoda. The former includes clades Pachycephalosauria and Ceratopsia, while the latter typically includes Hypsilophodon and the more derived Iguanodontia…
Three-toed feet of Iguanodon
Restoration of Muttaburrasaurus, an early iguanodont
Skeleton of Dysalotosaurus, a dryosaurid ornithopod from the Jurassic
Life restoration of Iguanacolossus, a styracosternan