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
             Sylvioidea
               Family Timaliidae Vigors & Horsfield, 1827 - babblers and parrotbills
                 Genus Paradoxornis Gould, 1836 - parrotbills
                   01 Paradoxornis paradoxus (J. Verreaux, 1870)
                   02 Paradoxornis unicolor (Hodgson, 1843)
                   03 Paradoxornis flavirostris Gould, 1836
                   04 Paradoxornis guttaticollis David, 1871
                   05 Paradoxornis conspicillatus (David, 1871)
                   06 Paradoxornis webbianus (Gould, 1852)
                   07 Paradoxornis brunneus (Anderson, 1871)
                   08 Paradoxornis zappeyi (Thayer & Bangs, 1912)
                   09 Paradoxornis przewalskii (Berezowski & Bianchi, 1891)
                   10 Paradoxornis fulvifrons (Hodgson, 1845)
                   11 Paradoxornis nipalensis (Hodgson, 1837) - black-throated parrotbill
                   12 Paradoxornis verreauxi (Sharpe, 1883)
                   13 Paradoxornis davidianus (Slater, 1897)
                   14 Paradoxornis atrosuperciliaris (Godwin-Austen, 1877)
                   15 Paradoxornis ruficeps Blyth, 1842
                   16 Paradoxornis gularis G.R. Gray, 1845
                   17 Paradoxornis polivanovi Stepanyan, 1974
                   18 Paradoxornis heudei David, 1872