Species
Extinct

Hadrosaurus breviceps

nomen dubium, species not entered Hadrosauridae
(Marsh 1889)
This taxon is considered nomen dubium, species not entered of the valid taxon Hadrosauridae according to the Paleobiology Database. See the page for Hadrosauridae
Bibliography
Original description
O. C. Marsh. 1889. Notice of new American Dinosauria. The American Journal of Science and Arts, series 3 38:331-336 DOI ↗