from The Century Dictionary.
- noun A remarkable genus of birds, founded by Marsh (1872) upon remains from the pteranodon beds, of Cretaceous age, in Kansas: so called from the resemblance of the vertebræ to those of fishes.
from the GNU version of the Collaborative International Dictionary of English.
- noun (Paleon.) An extinct genus of toothed birds found in the American Cretaceous formation. It is remarkable for having biconcave vertebræ, and sharp, conical teeth set in sockets. Its wings were well developed. It is the type of the order Odontotormæ.
Sorry, no etymologies found.