This taxon is considered nomen dubium, species not entered
of the valid taxon Chasmosaurinae
according to the Paleobiology Database.
See the page for Chasmosaurinae →
Bibliography
Original description
O. C. Marsh. 1888. A new family of horned Dinosauria, from the Cretaceous. The American Journal of Science, series 3 36:477-478
DOI ↗