Reptilia - Pelecaniformes - Sulidae

Alternative combinations: Moris loxostyla, Sula loxostyla

Full reference: E. D. Cope. 1870. Synopsis of the extinct Batrachia, Reptilia and Aves of North America. Transactions of the American Philosophical Society, New Series 14(1):1-252

Belongs to Morus according to S. L. Olson and P. C. Rasmussen 2001

Sister taxa: Moris reyana, Morus atlantica, Morus humeralis, Morus lompocanus, Morus magnus, Morus peninsularis, Morus recentior, Morus vagabundus

Type specimen: humerus, a limb element

Ecology: ground dwelling carnivore