Chasmosaurus russelli

Time: 72.2–83.6 million years ago
Period: Unknown
Known sites: 4

Holotype skull of Cryptarcus russelli — Holmes et al. (2026) — CC-BY-4.0 — File:Holotype_skull_of_Cryptarcus_russelli.jpg

Summary

Cryptarcus is a genus of ceratopsid dinosaur found in the Dinosaur Park Formation of Alberta, dating to the middle Campanian age of the Late Cretaceous.

Source: Wikipedia - Cryptarcus

Known Sites

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