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 Acrocephalinae Salvin, 1882
                   Genus Cettia Bonaparte, 1834
                     01 Cettia pallidipes (Blanford, 1872)
                     02 Cettia diphone (Kittlitz, 1831) - japanese bush-warbler
                     03 Cettia seebohmi Ogilvie-Grant, 1894
                     04 Cettia annae (Hartlaub & Finsch, 1868) - palau bush-warbler
                     05 Cettia parens (Mayr, 1935)
                     06 Cettia ruficapilla (E.P. Ramsay, 1876)
                     07 Cettia fortipes (Hodgson, 1845)
                     08 Cettia vulcania (Blyth, 1870)
                     09 Cettia major (F. Moore, 1854)
                     10 Cettia carolinae Rozendaal, 1987
                     11 Cettia flavolivacea (Blyth, 1845)
                     12 Cettia acanthizoides (J. Verreaux, 1871)
                     13 Cettia brunnifrons (Hodgson, 1845)
                     14 Cettia cetti (Temminck, 1820)