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 Dendrocolaptidae - woodcreepers
               Genus Xiphorhynchus Swainson, 1827
                 Xiphorhynchus flavigaster Swainson, 1827 - ivory-billed woodcreeper