Neornithes Gadow, 1893 - living birds
Neognathae Pycraft 1900
see Cohort Neognathae Pycraft, 1900
Neoaves Sibley et al. 1988
see Subcohort Neoaves Sibley et al., 1988
[Order] Passeriformes Linnaeus, 1758
oscines
see Suborder Oscines
Passerida - passeridans
see Parvorder Passerida (C. Linnaeus, 1758) Sibley et al., 1988
Passeroidea
Family Emberizidae Vigors, 1825 - buntings, American sparrows and allies
Subfamily Emberizinae
see Family Emberizidae Vigors, 1825
Genus Pooecetes S.F. Baird, 1858 [monotypic]
Pooecetes gramineus (J.F. Gmelin, 1789) - vesper sparrow