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 Paridae Vigors, 1825 - tits, chickadees
                     Subfamily Parinae see Family Paridae Vigors, 1825
                       Genus Parus Linnaeus, 1758
                         01 Parus palustris Linnaeus, 1758
                         02 Parus lugubris Temminck, 1820
                         03 Parus montanus Conrad von Baldenstein, 1827
                         04 Parus carolinensis Audubon, 1834 - carolina chickadee
                         05 Parus atricapillus Linnaeus, 1766 - black-capped chickadee
                         06 Parus gambeli Ridgway, 1886 - mountain chickadee
                         07 Parus sclateri O. Kleinschmidt, 1897 - Mexican chickadee
                         08 Parus superciliosus (Przevalski, 1876)
                         09 Parus davidi (Berezowski & Bianchi, 1891)
                         10 Parus cinctus Boddaert, 1783 - siberian tit
                         11 Parus hudsonicus J.R. Forster, 1772 - boreal chickadee
                         12 Parus rufescens J.K. Townsend, 1837 - chestnut-backed chickadee
                         13 Parus rufonuchalis Blyth, 1849
                         14 Parus rubidiventris Blyth, 1847
                         15 Parus melanolophus Vigors, 1831
                         16 Parus ater Linnaeus, 1758
                         17 Parus venustulus Swinhoe, 1870
                         18 Parus elegans Lesson, 1831
                         19 Parus amabilis Sharpe, 1877 - Palawan tit
                         20 Parus cristatus Linnaeus, 1758
                         21 Parus dichrous Blyth, 1844
                         22 Parus guineensis Shelley, 1900 see Parus leucomelas guineensis
                         23 Parus leucomelas Rüppell, 1840
                         24 Parus niger Vieillot, 1818
                         25 Parus albiventris Shelley, 1881
                         26 Parus leuconotus Guérin-Méneville, 1843
                         27 Parus funereus (J. Verreaux & E. Verreaux, 1855)
                         28 Parus rufiventris Bocage, 1877
                         29 Parus pallidiventris Reichenow, 1885 see Parus rufiventris pallidiventris
                         30 Parus fringillinus Fischer & Reichenow, 1884
                         31 Parus fasciiventer Reichenow, 1893 - stripe-breasted tit
                         32 Parus thruppi Shelley, 1885
                         33 Parus griseiventris Reichenow, 1882
                         34 Parus cinerascens Vieillot, 1818
                         35 Parus afer J.F. Gmelin, 1789
                         36 Parus major Linnaeus, 1758
                         37 Parus bokharensis M.H.K. Lichtenstein, 1823
                         38 Parus monticolus Vigors, 1831
                         39 Parus nuchalis Jerdon, 1845
                         40 Parus xanthogenys Vigors, 1831
                         41 Parus spilonotus Bonaparte, 1850
                         42 Parus holsti Seebohm, 1894
                         43 Parus caeruleus Linnaeus, 1758
                         44 Parus cyanus Pallas, 1770
                         45 Parus flavipectus Severtsov, 1873
                         46 Parus varius Temminck & Schlegel, 1848
                         47 Parus semilarvatus (Salvadori, 1865)
                         48 Parus wollweberi (Bonaparte, 1850) - bridled titmouse
                         49 Parus inornatus Gambel, 1845 - plain titmouse
                         50 Parus bicolor Linnaeus, 1766 - tufted titmouse
                         51 Parus atricristatus Cassin, 1850 see Parus bicolor atricristatus