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
         suboscines see Suborder Suboscines
           Tyranni see Suborder Tyranni
             Family Furnariidae Gray, 1840 - ovenbirds
               Genus Certhiaxis Lesson, 1844
                 1 Certhiaxis cinnamomeus (J.F. Gmelin, 1788)
                 2 Certhiaxis mustelinus (P.L. Sclater, 1874)