Ce taxon est considéré comme nomen dubium, species not entered
du taxon valide Hadrosauridae
selon la Paleobiology Database.
Voir la fiche de Hadrosauridae →
Bibliographie
Description originale
J. Leidy. 1856. Notices of remains of extinct reptiles and fishes, discovered by Dr. F. V. Hayden in the bad lands of the Judith River, Nebraska Territory. Proceedings of the Academy of Natural Sciences of Philadelphia 8:72-73