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
               Genus Orthotomus Horsfield, 1821
                 01 Orthotomus cucullatus Temminck, 1836, nom. emend., orth. protect.
                 02 Orthotomus sutorius (Pennant, 1769)
                 03 Orthotomus atrogularis Temminck, 1836
                 04 Orthotomus castaneiceps Walden, 1872
                 05 Orthotomus derbianus F. Moore, 1855
                 06 Orthotomus sericeus Temminck, 1836
                 07 Orthotomus ruficeps (Lesson, 1830)
                 08 Orthotomus sepium Horsfield, 1821
                 09 Orthotomus cinereiceps Sharpe, 1877
                 10 Orthotomus nigriceps Tweeddale, 1878
                 11 Orthotomus samarensis Steere, 1890