Class Aves Linnaeus, 1758 - birds see Subclass Aves Linnaeus, 1758
   Subclass Neornithes Gadow, 1893 see Clade Neornithes Gadow, 1893
     Infraclass Neoaves Sibley et al., 1988 see Subcohort Neoaves Sibley et al., 1988
       Parvclass Passerae see Superorder Passerimorphae Sibley et al., 1988
         Superorder Passerimorphae Sibley et al., 1988
           Order Passeriformes Linnaeus, 1758
             Suborder Passeri see Suborder Passeres (C. Linnaeus, 1758) C. Linnaeus, 1766
               Parvorder Passerida (C. Linnaeus, 1758) Sibley et al., 1988
                 Superfamily Muscicapoidea
                   Family Sturnidae Rafinesque, 1815 - starlings
                     Tribe Sturnini Rafinesque, 1815 see Subfamily Sturninae
                       Genus Onychognathus Hartlaub, 1849
                         01 Onychognathus walleri (Shelley, 1880)
                         02 Onychognathus nabouroup (Daudin, 1800)
                         03 Onychognathus tristramii (P.L. Sclater, 1858)
                         04 Onychognathus morio (C. Linnaeus, 1766)
                         05 Onychognathus blythii (Hartlaub, 1859)
                         06 Onychognathus frater (Sclater & Hartlaub, 1881)
                         07 Onychognathus fulgidus Hartlaub, 1849
                         08 Onychognathus tenuirostris (Rüppell, 1836)
                         09 Onychognathus albirostris (Rüppell, 1836)
                         10 Onychognathus salvadorii (Sharpe, 1891)