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
             Sylvioidea
               Family Bombycillidae Swainson, 1831 - waxwings and allies
                 Subfamily Ptilogonatinae
                   1 Genus Phainoptila Salvin, 1877 [monotypic]
                   2 Genus Ptilogonys Swainson, 1827
                   3 Genus Phainopepla S.F. Baird, 1858 [monotypic]