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 Timaliidae Vigors & Horsfield, 1827 - babblers and parrotbills
                 Genus Ptilocichla Sharpe, 1877
                   1 Ptilocichla leucogrammica (Bonaparte, 1850)
                   2 Ptilocichla mindanensis (W.H. Blasius, 1890)
                   3 Ptilocichla falcata Sharpe, 1877