Lexic.us

Definition of Ichthyornis

1. n. 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.

Medical Definition of Ichthyornis

1. An extinct genus of toothed birds found in the American Cretaceous formation. It is remarkable for having biconcave vertebrae, and sharp, conical teeth set in sockets. Its wings were well developed. It is the type of the order Odontotormae. Origin: NL, fr. Gr, a fish + bird. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Ichthyornis

Other Resources: