Every month, 100,000 readers use the Dinosaur Database, but we receive no support from you. Developing and updating the database requires a lot of work. Therefore, as of September 1, 2025, the database will be closed. If you want it to remain open and be updated, please support us via the "Buy us a coffee" button available on every page.
Dinosaur: Navajoceratops sullivani

Period
Epoch: Late Cretaceous
Stage: Late Campanian
Years: 83.6–72.1 Ma
Details
Status: valid
Author: Fowler & Fowler
Year: 2020
Distribution
Area: North America
Country: USA
Region: New Mexico
Formation: Kirtland
Locations
Sources
Material: Parietal, squamosal fragments, fused jugal-epijugal and other unidentified cranial fragments.
References: Denver Warwick Fowler & Elizabeth A. Freedman Fowler (2020). "Transitional evolutionary forms in chasmosaurine ceratopsid dinosaurs: evidence from the Campanian of New Mexico".