Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         Clade Biota J.R. Wagner, 2004 [J. Wiemann et al., 2020]
           Clade neomura T. Cavalier-Smith, 1987
             Domain Eukaryota Chatton, 1925 - eukaryotes
               Clade discaria T. Cavalier-Smith, 2022(2021)
                 Clade dorsates T. Cavalier-Smith, 2022(2021)
                   Clade podiates T. Cavalier-Smith, 2013(2012)
                     Clade Amorphea S.M. Adl et al., 2012 [A.G.B. Simpson et al., 2020]
                       Clade Obazoa M.W. Brown et al., 2013, nom. cl. nov.
                         Clade Opisthokonta T. Cavalier-Smith, 1987 [A.G.B. Simpson & M. Medina, 2020] - animal-fungal clade
                           Superkingdom Holozoa B.F. Lang et al., 2002
                             Clade filozoa K. Shalchian-Tabrizi et al., 2008, nom. cl. nov.
                               Kingdom Animalia C. Linnaeus, 1758 - animals
                                 Clade Planulozoa A. Wallberg et al., 2004, nom. cl. nov.
                                   Subkingdom Bilateria (Hatschek, 1888) Cavalier-Smith, 1983 - bilaterians
                                     Clade Nephrozoa U. Jondelius et al., 2002, nom. cl. nov.
                                       Infrakingdom Deuterostomia Grobben, 1908
                                         Phylum Chordata Bateson, 1885 - chordates
                                           Subphylum Craniata auct.
                                             Infraphylum Vertebrata (Lamarck, 1801) - vertebrates
                                               Clade Pan-Gnathostomata J.P. Downs, 2020, nom. cl. nov.
                                                 Superclass Gnathostomataᵀ C. Gegenbaur, 1874 - jawed vertebrates
                                                   [crown] Clade Eugnathostomata
                                                     Clade Pan-Osteichthyes T. Rowe, 2004 [J.A. Moore & T.J. Near, 2020]
                                                       Clade Osteichthyes T.H. Huxley, 1880 [J.A. Moore & T.J. Near, 2020]
                                                         Clade Pan-Sarcopterygii
                                                           Clade Sarcopterygii (Romer, 1955)
                                                             Clade Dipnotetrapodomorpha J.S. Nelson, 2006
                                                               Clade Rhipidistia Cope, 1887
                                                                 Clade Tetrapodomorpha Ahlberg, 1991
                                                                   Clade Osteolepidida Boulenger, 1901 [R. Cloutier & P.E. Ahlberg, 1996], nom. cl. praeinit.
                                                                     Clade Eotetrapodiformes Coates & Friedman, 2010
                                                                       [crown] Clade Elpistostegalia Camp & Allison, 1961
                                                                         Clade Stegocephali E.D. Cope, 1868 [M. Laurin, 2020]
                                                                           Clade Labyrinthodontia R. Owen, 1859 [M. Laurin, 2020]
                                                                             Clade Tetrapoda B. Hatschek & C.J. Cori, 1896 [M. Laurin, 2020]
                                                                               Clade Pan-Amniota T. Rowe, 2004 [M. Laurin & T.R. Smithson, 2020]
                                                                                 Clade Batrachosauria
                                                                                   Clade Amniota E. Haeckel, 1866 [M. Laurin & R.R. Reisz, 2020]
                                                                                     Class Reptilia (C. Linnaeus, 1758) - reptiles
                                                                                       Clade Eureptilia Olson, 1947
                                                                                         Clade Romeriida Gauthier et al., 1988
                                                                                           Clade Diapsida H.F. Osborn, 1903 [J.A. Gauthier & K. de Queiroz, 2020]
                                                                                             Clade Neodiapsida M.J. Benton, 1985, nom. cl. nov.
                                                                                               Clade Pan-Lepidosauria J.A. Gauthier & K. de Queiroz, 2020, nom. cl. nov., sedis mutabilis
                                                                                                 [crown] Subclass Lepidosauria Duméril & Bibron, 1839
                                                                                                   Clade Pan-Squamata J.A. Gauthier & K. de Queiroz, 2020, nom. cl. nov.
                                                                                                     [crown] Order Squamata M. Oppel, 1811
                                                                                                       Bifurcata N. Vidal & S.B. Hedges, 2005
                                                                                                         Unidentata N. Vidal & S.B. Hedges, 2005
                                                                                                           Episquamata N. Vidal & S.B. Hedges, 2005
                                                                                                             Toxicofera N. Vidal & S.B. Hedges, 2005
                                                                                                               Ophidia Brongniart, 1800
                                                                                                                 Suborder Serpentes (C. Linnaeus, 1758) - snakes
                                                                                                                   Infraorder Scolecophidia (Duméril & Bibron, 1844) [paraphyletic]
                                                                                                                     Superfamily Typhlopoidea (B. Merrem, 1820)
                                                                                                                       Family Typhlopidaeᵀ (B. Merrem, 1820) J.E. Gray, 1825 - blind snakes
                                                                                                                         1 Subfamily Typhlopinaeᵀ
                                                                                                                         2 Subfamily Asiatyphlopinae [paraphyletic]
                                                                                                                         2.n1 Subfamily Afrotyphlopinae
                                                                                                                         2.n2 Subfamily Madatyphlopinae [monotypic]