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 Emberizidae Vigors, 1825 - buntings, American sparrows and allies
                 Subfamily Emberizinae see Family Emberizidae Vigors, 1825
                   Genus Oryzoborus Cabanis, 1851
                     1 Oryzoborus funereus P.L. Sclater, 1859
                     2 Oryzoborus angolensis (C. Linnaeus, 1766)
                     3 Oryzoborus nuttingi Ridgway, 1884
                     4 Oryzoborus crassirostris (J.F. Gmelin, 1789)
                     5 Oryzoborus maximiliani Cabanis, 1851
                     6 Oryzoborus atrirostris Sclater & Salvin, 1878