Pachyrhinosaurus was a herbivore. It lived in the Cretaceous period and inhabited North America. Its fossils have been found in places such as Montana, Alberta (Canada) and Alaska.

Quick facts about Pachyrhinosaurus:

  • Existed from Campanian Age to 66 million years ago
  • Lived in a terrestrial habitat
  • Was a herbivore
  • Reproduced by laying eggs
  • 13 different specimens have been found by paleontologists

All the Pachyrhinosaurus illustrations below were collected from the internet. Enjoy and explore:

Pachyrhinosaurus was described by the following scientific paper(s):
  • D. Tanke. 1988. Ontogeny and dimorphism in Pachyrhinosaurus (Reptilia, Ceratopsidae), Pipestone Creek, N.W. Alberta, Canada. Journal of Vertebrate Paleontology 8(3, suppl.):27A
  • W. Langston, Jr. 1967. The thick-headed ceratopsian dinosaur Pachyrhinosaurus (Reptilia: Ornithischia), from the Edmonton Formation near Drumheller, Canada. Canadian Journal of Earth Sciences 4:171-186
  • E. M. Brouwers and W. A. Clemens. 1987. Dinosaurs on the North Slope, Alaska: High latitude, latest Cretaceous environments. Science 237(4822):1608-1610