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
             Muscicapoidea
               Family Sturnidae Rafinesque, 1815 - starlings
                 Subfamily Sturninae
                   Genus Onychognathus Hartlaub, 1849
                     01 Onychognathus morio (C. Linnaeus, 1766)
                     02 Onychognathus tenuirostris (Rüppell, 1836)
                     03 Onychognathus fulgidus Hartlaub, 1849
                     04 Onychognathus walleri (Shelley, 1880)
                     05 Onychognathus blythii (Hartlaub, 1859)
                     06 Onychognathus frater (Sclater & Hartlaub, 1881)
                     07 Onychognathus tristramii (P.L. Sclater, 1858)
                     08 Onychognathus nabouroup (Daudin, 1800)
                     09 Onychognathus salvadorii (Sharpe, 1891)
                     10 Onychognathus albirostris (Rüppell, 1836)
                     11 Onychognathus neumanni (Alexander, 1908)