This taxon is considered subjective synonym of
of the valid taxon Lambeosaurus
according to the Paleobiology Database.
See the page for Lambeosaurus →
Bibliography
Original description
L. M. Lambe. 1914. On a new genus and species of carnivorous dinosaur from the Belly River Formation of Alberta, with a description of the skull of Stephanosaurus marginatus from the same horizon. The Ottawa Naturalist 28:13-20