Pronunciation: KLAY-o-RIN-kuss
Meaning: Broken beak
Author/s: Cope (1892)
Synonyms: None known
First Discovery: Colorado, USA
Discovery Chart Position: #78
CLAORHYNCHUS
a confusing cerapodan dinosaur from the Late Cretaceous of North America.

Estimations
Timeline:
Era: Mesozoic
Epoch: Late Cretaceous
Stage: Maastrichtian
Age range: 69-68 myaStats:
Est. max. length: ?
Est. max. hip height: ?
Est. max. weight: ?
Diet: HerbivoreReferences
• Cope ED (1892) "Fourth note on the Dinosauria of the Laramie". The American Naturalist, 26: 756-758.
• Hatcher JB (1902) "The genus and species of the Trachodontidae (Hadrosauridae, Claosauridae) Marsh". Annals of the Carnegie Museum, 14(1): 377-386.
• Lull RS and Wright NE (1942) "Hadrosaurian Dinosaurs of North America". Geological Society of America, Special Paper, 40: 1-242.
• Weishampel DB and Horner JR (1990) "Hadrosauridae". Page 534-561 in Weishampel, Dodson and Osmólska (eds.) "The Dinosauria: First Edition".
• Glut DF (1997) "Claorhynchus". "Dinosaurs: The Encyclopedia".
• Horner JR, Weishampel DB and Forster CA (2004) "Hadrosauridae". Page 438-463 in Weishampel, Dodson and Osmólska (eds.) "The Dinosauria: Second Edition".
Time stands still for no man, and research is ongoing. If you spot an error, or want to expand, edit or add a dinosaur, please use this form. Go here to contribute to our FAQ.
All dinos are GM free, and no herbivores were eaten during site construction!
To cite this page:
Atkinson, L. "CLAORHYNCHUS :: from DinoChecker's dinosaur archive".
‹http://www.dinochecker.com/dinosaurs/CLAORHYNCHUS›. Web access: 06th Mar 2026.
Atkinson, L. "CLAORHYNCHUS :: from DinoChecker's dinosaur archive".
‹http://www.dinochecker.com/dinosaurs/CLAORHYNCHUS›. Web access: 06th Mar 2026.















