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More Dinosaur Fact Sheets
Corythosaurus Fact Sheet

Dinosaur/Paleontology Dictionary
NAME: Meaning - Corythosaurus means "helmet lizard"
Pronounced - ko-RITH-o-SAWR-us
Named By - Barnum Brown
When Named - 1914
DIET: Herbivore (plant-eater), perhaps eating pine needles, conifers, ginkgos, seeds, cycads, twigs, and magnolia leaves.
SIZE: Length - 30-33 feet (9-10 m) long
Height - 6.6 feet (2 m) tall at the hips
Weight - about 5 tons
WHEN IT LIVED: Late Cretaceous period, about 80 to 65 million years ago
WHERE IT LIVED: Fossils have been found in western North America, including Montana, USA, and Alberta, Canada.
FOSSILS: Corythosaurus was named by Barnum Brown in 1914 from a fossil found in Alberta, Canada. Fossils have been found, including ten skulls, other assorted bones, and fossilized skin with a pebbly texture.
  • Kingdom Animalia (animals)
  • Phylum Chordata (having a hollow nerve chord ending in a brain)
  • Class Archosauria (diapsids with socket-set teeth, etc.)
  • Order Ornithischia - bird-hipped dinosaurs
  • Suborder Ornithopoda
  • Infraorder Iguanodontia - having spiked thumbs
  • Superfamily Hadrosauroidea - duck-billed dinosaurs
  • Family Lambeosaurinae - hollow-crested duckbills
  • Genus Corythosaurus
  • Species C. casuarius (type species named by Barnum Brown, 1914)
Corythosaurus had a hollow, bony crest on top of its long head in the shape of a helmet flattened on the sides. This duck-billed dinosaur walked and ran on two legs, and was a relatively fast dinosaur. It may have gone on all fours to forage for low-lying plants.

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