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Genus Rhea
- type genus of the Rheidae; large tall flightless South American birds similar to but smaller than ostriches
Genus Pterocnemia
- a genus of birds of the family Rheidae
Genus Aepyornis
- type genus of the Aepyornidae: elephant birds
Genus Dinornis
- type genus of the Dinornithidae: large moas
Genus Prunella
- type genus of the Prunellidae
- small genus of perennial mostly Eurasian having terminal spikes of small purplish or white flowers
Genus Alauda
- type genus of the Alaudidae: skylarks
Genus Motacilla
- type genus of the Motacillidae: wagtails
Genus Fringilla
- type genus of the Fringillidae: chaffinch, brambling