any one of numerous extinct, toothed birds of the genus Ichthyornis that existed during Cretaceous Period.
An extinct genus of toothed wild birds based in the American Cretaceous formation. It really is remarkable for having biconcave vertebræ, and razor-sharp, conical teeth emerge sockets. Its wings were well developed. This Is The sort of the order Odontotormæ.
A remarkable genus of birds, created by Marsh (1872) upon continues to be from pteranodon beds, of Cretaceous age, in Kansas: so named through the similarity associated with the vertebræ to those of fishes.