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Dinosaur: Hanssuesia sternbergi
| Length*: | 2.15 m | 7.1 ft |
| Weight*: | 50 kg | 110 lb |
*The largest known specimen
Period
Epoch: Late Cretaceous
Stage: Middle-Late Campanian
Years: 83.6–72.1 Ma
Details
Status: valid
Author: Sullivan
Year: 2003
Distribution
Area: North America
Country: Canada, USA
Region: Alberta, Montana
Formation: Oldman, Dinosaur Park, Judith River, Two Medicine
Locations
Sources
Material: Frontoparietal dome, referred at least several other individuals (also skull fragments).
References: Sullivan, R.M. (2006). "A taxonomic review of the Pachycephalosauridae (Dinosauria: Ornithischia)".
Sullivan, R. M. (2003). Revision of the dinosaur Stegoceras Lambe (Ornithischia, Pachycephalosauridae).
