1. Triceratops with a kink: Co-ossification of five distal caudal vertebrae from the Hell Creek Formation of North Dakota. (April 2020) Authors: Canoy Illies, Matthew M.; Fowler, Denver W. Journal: Cretaceous research Issue: Volume 108(2020) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗