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 Calcarius Bechstein, 1802
1 Calcarius mccownii (Lawrence, 1851) - mccown's longspur
2 Calcarius lapponicus (C. Linnaeus, 1758) - lapland bunting
3 Calcarius pictus (Swainson, 1832) - Smith's longspur
4 Calcarius ornatus (J.K. Townsend, 1837) - chestnut-collared longspur