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 [Columbiformes] Latham, 1790 - pigeons and allies
         Family Columbidae Illiger, 1811 - doves, pigeons
           Subfamily Treroninae
             Genus Treron Vieillot, 1816
               Treron griseicauda Bonaparte, 1857 - grey-cheeked green-pigeon
                 1 Treron griseicauda sangirensis Brüggemann, 1876
                 2 Treron griseicauda wallacei (Salvadori, 1893)
                 3 Treron griseicauda vordermani Finsch, 1901
                 4 Treron griseicauda pallidior (Hartert, 1896)
                 5 Treron griseicauda griseicauda Bonaparte, 1857