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 Sylvioidea
                   Family Sylviidae Leach, 1820 - Old World warblers
                     Subfamily Sylviinae
                       Tribe Timaliini see Family Timaliidae Vigors & Horsfield, 1827
                         Genus Paradoxornis Gould, 1836 - parrotbills
                           01 Paradoxornis paradoxus (J. Verreaux, 1870)
                           02 Paradoxornis unicolor (Hodgson, 1843)
                           03 Paradoxornis gularis G.R. Gray, 1845
                           04 Paradoxornis flavirostris Gould, 1836
                           05 Paradoxornis guttaticollis David, 1871
                           06 Paradoxornis conspicillatus (David, 1871)
                           07 Paradoxornis webbianus (Gould, 1852)
                           08 Paradoxornis brunneus (Anderson, 1871)
                           09 Paradoxornis alphonsianus (Verreaux, 1870) see Paradoxornis webbianus alphonsianus
                           10 Paradoxornis zappeyi (Thayer & Bangs, 1912)
                           11 Paradoxornis przewalskii (Berezowski & Bianchi, 1891)
                           12 Paradoxornis fulvifrons (Hodgson, 1845)
                           13 Paradoxornis nipalensis (Hodgson, 1837) - black-throated parrotbill
                           14 Paradoxornis verreauxi (Sharpe, 1883)
                           15 Paradoxornis davidianus (Slater, 1897)
                           16 Paradoxornis atrosuperciliaris (Godwin-Austen, 1877)
                           17 Paradoxornis ruficeps Blyth, 1842
                           18 Paradoxornis heudei David, 1872