PaleoDB taxon number: 66595
Full reference: A. P. Hunt and S. G. Lucas. 1993. Cretaceous vertebrates of New Mexico. New Mexico Museum of Natural History and Science Bulletin 2:77-91
Sister taxa: none
Type specimen: NMMNH P-16106, a partial skeleton. Its type locality is head of Willow Wash, SMP loc. 376a, which is in a Campanian terrestrial horizon in the Kirtland Formation of New Mexico.
Ecology: ground dwelling herbivore