order Rheiformes

Also found in: Thesaurus.
Related to order Rheiformes: Rheidae
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.order Rheiformes - a ratite bird order: birds intermediate in characteristics between ostriches and emus: recent and extinct rheas
animal order - the order of animals
Aves, class Aves - (ornithology) the class of birds
family Rheidae, Rheidae - a family of birds coextensive with the order Rheiformes
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