Kingdom [Animalia] Linnaeus, 1758 - animals
   Subkingdom Metazoa Haeckel, 1874 see Kingdom Animalia Linnaeus, 1758
     Division Eumetazoa Butschli, 1910 see Subkingdom Eumetazoa Butschli, 1910
       Subdivision Bilateralia
         Phylum Chordata Bateson, 1885 - chordates
           Subphylum Vertebrata Cuvier, 1812 - vertebrates
             Class Aves Linnaeus, 1758 - birds see Subclass Aves Linnaeus, 1758
               Subclass Neornithes Gadow, 1893 see Clade Neornithes Gadow, 1893
                 Order Passeriformes Linnaeus, 1758
                   Suborder Oscines see Suborder Passeres (C. Linnaeus, 1758) C. Linnaeus, 1766
                     Family Fringillidae Leach, 1820 - finches and Hawaiian honeycreepers
                       Subfamily Carduelinae Vigors, 1825
                         Genus Acanthis von Borkhausen, 1797 see Genus Carduelis Brisson, 1760
                           1 Acanthis flammea (C. Linnaeus, 1758) see Carduelis flammea (C. Linnaeus, 1758)
                           2 Acanthis hornemanni (Holboll, 1843) see Carduelis hornemanni (Holboell, 1843)
                           3 Acanthis flavirostris (C. Linnaeus, 1758) see Carduelis flavirostris (C. Linnaeus, 1758)
                           4 Acanthis cannabina (C. Linnaeus, 1758) see Carduelis cannabina (C. Linnaeus, 1758)
                           5 Acanthis yemenensis (Ogilvie-Grant, 1913) see Carduelis yemenensis (Ogilvie-Grant, 1913)
                           6 Acanthis johannis (Clarke, 1919) see Carduelis johannis (Stephenson Clarke, 1919)