Species
Extinct

Stenotholus kohleri

subjective synonym of Pachycephalosaurus wyomingensis
Giffin et al. 1988
This taxon is considered subjective synonym of of the valid taxon Pachycephalosaurus wyomingensis according to the Paleobiology Database. See the page for Pachycephalosaurus wyomingensis →
Bibliography
Original description
E. B. Giffin, D. L. Gabriel, and R. E. Johnson. 1988. A new pachycephalosaurid skull (Ornithischia) from the Cretaceous Hell Creek Formation of Montana. Journal of Vertebrate Paleontology 7(4):398-407 DOI ↗