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Phedinopsis
genus, birds
Sylvioidea
superfamily, birds
Nucleotide Protein
Cecropis daurica
species, birds
Pseudochelidon
Cheramoeca
Alopochelidon
Haplochelidon
Phedina
Alophoixus
Pseudhirundo
Notiochelidon
Delichon
Baeolophus
Ptyonoprogne
Petrochelidon
Psalidoprocne
Riparia
Stelgidopteryx
Progne
Neochelidon
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