Definitions for ichthyornisˌɪk θiˈɔr nɪs
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Random House Webster's College Dictionary
ich•thy•or•nisˌɪk θiˈɔr nɪs(n.)
any ternlike bird of the extinct Cretaceous genus
Ichthyornis.
Category: Paleontology
Origin of ichthyornis:
< Gk ichthy-ichthy - +órnis bird
Webster Dictionary
Ichthyornis(noun)
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
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