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
           "Corvida" - corvidans see Parvorder Corvida Sibley et al., 1988
             Family Aegithinidae Gray, 1869 - ioras
               Genus Aegithina Vieillot, 1816
                 1 Aegithina tiphia (C. Linnaeus, 1758)
                 2 Aegithina nigrolutea (G.F.L. Marshall, 1876)
                 3 Aegithina viridissima (Bonaparte, 1850)
                 4 Aegithina lafresnayei (Hartlaub, 1844)