This taxon is considered subjective synonym of
of the valid taxon Stegoceras
according to the Paleobiology Database.
See the page for Stegoceras →
Bibliography
Original description
P. M. Galton and H.-D. Sues. 1983. New data on pachycephalosaurid dinosaurs (Reptilia: Ornithischia) from North America. Canadian Journal of Earth Sciences 20(3):462-472
DOI ↗