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(英文)Williamson, T.E.; Carr, T.D. A new genus of derived pachycephalosaurian from western North America. Journal of Vertebrate Paleontology. 2002, 22 (4): 779–801. doi:10.1671/0272-4634(2002)022[0779:ANGODP]2.0.CO;2.
Peterson, J. E.; Vittore, C. P. (2012). Farke, Andrew A. ed. "Cranial Pathologies in a Specimen of Pachycephalosaurus". PLoS ONE 7 (4): e36227. doi:10.1371/journal.pone.0036227
(英文)Horner J.R. and Goodwin, M.B. (2009). "Extreme cranial ontogeny in the Upper Cretaceous Dinosaur Pachycephalosaurus." PLoS ONE, 4(10): e7626. Online full text (页面存档备份,存于互联网档案馆)
(英文)Horner J.R. and Goodwin, M.B. (2009). "Extreme cranial ontogeny in the Upper Cretaceous Dinosaur Pachycephalosaurus." PLoS ONE, 4(10): e7626. Online full text (页面存档备份,存于互联网档案馆)