NOUN | animal | order Rheiformes, Rheiformes | a ratite bird order |
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Meaning | A ratite bird order: birds intermediate in characteristics / characteristics between ostriches and emus: recent and extinct rheas / rheas. | |
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Synonym | Rheiformes | |
Member of | Aves, class Aves | (ornithology) the class of birds |
Members | Rheidae, family Rheidae | A family of birds coextensive with the order Rheiformes |
Broader | animal order | The order of animals |
Spanish | reiformes, Rheiformes | |
Catalan | reïformes |
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