This taxon is considered nomen dubium
of the valid taxon Hadrosauridae
according to the Paleobiology Database.
See the page for Hadrosauridae →
Bibliography
Original description
E. D. Cope. 1874. Report on the stratigraphy and Pliocene vertebrate paleontology of northern Colorado. Bulletin of the United States Geological and Geographical Survey of the Territories 1(1):9-22