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 Aegithalidae Reichenbach, 1850 - long-tailed tits
                 1 Genus Aegithalos Hermann, 1804
                 2 Genus Leptopoecile Severtsov, 1873
                 3 Genus Psaltria Temminck, 1836 [monotypic]
                 4 Genus Psaltriparus Bonaparte, 1850 [monotypic]