found: Work cat.: Keiran, M. Pachyrhinosaurus, 2006:from overleaf of book jacket (Pachyrhinosaurus; horned dinosaurs that lived during the second half of the Cretaceous period, fossil finds from Pipestone Creek in northwestern Alberta; from text (pachyrhinosaurus)) p. 23 (presents term: pachyrhinosaurs)
found: Dino dir. by Natural History Museum, May 10, 2006(taxonomy: Ornithischia, Genasauria, Cerapoda, Marginocephalia, Ceratopia, Ceratopsidae, Pachyrhinosaurus; type of species: canadensis)
found: DML Dinosaur Genera List by WWW, May 10, 2006(Pachyrhinosaurus)
found: Dinoruss WWW site, May 10, 2006(Pachyrhinosaurus (genus); Ceratopidae (family))
found: Wikipedia WWW site, May 10, 2006(Pachyrhinosaurus; thick-nosed reptile; an ornithischian (bird-hipped) dinosaur from the Late Cretaceous period of North America; scientific classification: Sauropsida, Chordata, Archosauria, Ornithischia (order), Ceratopsidae (family), Centrosaurinae (subfamily), Pachyrhinosaurus (genus))
