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 Sylviidae Leach, 1820 - Old World warblers
                 Subfamily Phylloscopinae
                   Genus Phylloscopus Boie, 1826
                     Phylloscopus sichuanensis Alström et al., 1992 see Phylloscopus yunnanensis La Touche, 1922