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Neoaves
clade, birds
Suliformes
order, birds
Nucleotide Protein
Aequornithes
(core waterbirds), clade, birds
Accipitrimorphae
Coraciimorphae
Australaves
Telluraves
(core landbirds), clade, birds
Otidiformes
Otidimorphae
(bustards, cuckoos & allies), clade, birds
Mirandornithes
(flamingos & grebes), clade, birds
Mesitornithiformes
Pterocliformes
Columbimorphae
(pigeons, sandgrouse & allies), clade, birds
Eurypygiformes
Phaethontiformes
Phaethontimorphae
(tropicbirds, sunbittern & allies), clade, birds
Regulidae
family, birds
Lophoceros
genus, birds
Apodinae
subfamily, birds
Cypseloidinae
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