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 Rhinocryptidae Wetmore, 1930 - tapaculos
               01 Genus Pteroptochos Kittlitz, 1830
               02 Genus Scelorchilus Oberholser, 1923
               03 Genus Rhinocrypta G.R. Gray, 1840 [monotypic]
               04 Genus Teledromas Wetmore & Peters, 1922 [monotypic]
               05 Genus Liosceles P.L. Sclater, 1865 [monotypic]
               06 Genus Melanopareia Reichenbach, 1853
               07 Genus Psilorhamphus P.L. Sclater, 1855 [monotypic]
               08 Genus Merulaxis Lesson, 1831
               09 Genus Eugralla Lesson, 1842 [monotypic]
               10 Genus Myornis Chapman, 1915 [monotypic]
               11 Genus Scytalopus Gould, 1837
               12 Genus Acropternis Cabanis & Heine, 1859-1860[1860] [monotypic]