ichthyornis (redirected from ichthyornises)

ich·thy·or·nis  (kth-ôrns)

n.

Any of various extinct, toothed birds of the genus Ichthyornis that existed during the Cretaceous Period.

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[New Latin Ichthyorns, genus name : ichthy(o)- + Greek orns, bird; see or- in Indo-European roots.]

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ichthyornis [ˌɪkθɪˈɔːnɪs]

n

(Earth Sciences / Palaeontology) an extinct Cretaceous sea bird of the genus Ichthyornis, thought to have resembled a tern

[New Latin, from ichthy- + Greek ornis bird]