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
             Passeroidea
               Family Viduidae Cabanis, 1847 - indigobirds and allies
                 1 Genus Vidua Cuvier, 1816
                 2 Genus Anomalospiza Shelley, 1901 [monotypic]