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
             Muscicapoidea
               Family Troglodytidae Swainson, 1832 - wrens
                 Genus Hylorchilus Nelson, 1897
                   1 Hylorchilus sumichrasti (Lawrence, 1871)
                   2 Hylorchilus navai Crossin & Ely, 1973