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 Certhiidae Leach, 1820 - treecreepers
                     Subfamily Troglodytinae see Family Troglodytidae Swainson, 1832
                       Genus Campylorhynchus Spix, 1824
                         01 Campylorhynchus gularis P.L. Sclater, 1861
                         02 Campylorhynchus brunneicapillus (Lafresnaye, 1835) - cactus wren
                         03 Campylorhynchus jocosus P.L. Sclater, 1859
                         04 Campylorhynchus yucatanicus (Hellmayr, 1934)
                         05 Campylorhynchus chiapensis Salvin & Godman, 1891
                         06 Campylorhynchus griseus (Swainson, 1838)
                         07 Campylorhynchus rufinucha (Lesson, 1838)
                         08 Campylorhynchus turdinus (Wied-Neuwied, 1821)
                         09 Campylorhynchus megalopterus Lafresnaye, 1845
                         10 Campylorhynchus zonatus (Lesson, 1832)
                         11 Campylorhynchus albobrunneus (Lawrence, 1862)
                         12 Campylorhynchus nuchalis Cabanis, 1847
                         13 Campylorhynchus fasciatus (Swainson, 1838)