Natura - nature
Ref: C. Linnaeus, 1748: 210
   actualia - actual entities
  Ref: A. Voltolini, 2006: 44 (note 19) [assumed position]
     Mundus Plinius - physical world
    Ref: C. Linnaeus, 1758: 5 [indirect position]; 24 Apr 2014.
       naturalia - natural bodies
      Ref: C. Linnaeus, 1758: 6 [implicit position]
         [crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
        Ref: J. Wiemann et al., 2020 [validation] [inferred position]
           Clade "neomura" Cavalier-Smith 1987
          Ref: T. Cavalier-Smith, 2002b: 297 [inferred position]
             Domain Eukaryota Chatton, 1925 - eukaryotes
            Ref: P.M. Kirk et al., 2008: 248 [indirect position]; 19 Sep 2015.
               Clade neokaryotes Cavalier-Smith 1993 - mitochondrial eukaryotes
              Ref: T. Cavalier-Smith, 2013(2012): 116 [inferred position]; 18 Sep 2015.
                 Clade neozoa Cavalier-Smith 1993
                Ref: T. Cavalier-Smith, 2013(2012): fig. 2
                   Clade scotokaryotes Cavalier-Smith 2000
                  Ref: T. Cavalier-Smith et al., 2015: 357 [emended diagnosis] [indirect position]; 18 Sep 2015.
                     Clade podiates Cavalier-Smith 2012
                    Ref: T. Cavalier-Smith et al., 2015: 357 [new position]
                       [crown] Clade Amorphea Adl et al. 2012
                      Ref: S.M. Adl et al., 2012: table 1 (p. 430) [new taxon] [indirect position]; 19 Sep 2015.
                         [crown] Clade Opisthokonta Cavalier-Smith 1987
                        Ref: E.J. van Nieukerken, 2010: 98 [indirect position]
                           Superkingdom Holozoa Lang, O'Kelly, Nerad, Gray & Burger, 2002
                          Ref: L. Tedersoo et al., 2018: 154 [implicit position]
                             Clade filozoa Shalchian-Tabrizi, Minge, Espelund, Orr, Ruden, Jakobsen & Cavalier-Smith 2008
                            Ref: T. Cavalier-Smith, 2013(2012): 156 [inferred position]; 19 Jan 2016.
                               Kingdom Animalia Linnaeus, 1758 - animals
                              Ref: T. Cavalier-Smith, 2013(2012): 156 [implicit position]
                                 Clade Planulozoa Wallberg, Thollesson, Farris & Jondelius 2004
                                Ref: G. Giribet & G.D. Edgecombe, 2019: 168 (fig. 1a) [inferred position]; Giribet & Edgecombe, 2019: fig. 1a.
                                   Subkingdom Bilateria Hatschek, 1888 - bilaterians
                                  Ref: M.A. Ruggiero et al., 2015b: table 2 (p. 36) [indirect position]; Giribet & Edgecombe, 2019: fig. 1a.
                                     Clade Nephrozoa Jondelius, Ruiz-Trillo, Baguñà & Riutort 2002
                                    Ref: G. Giribet & G.D. Edgecombe, 2019: 168 (fig. 1b) [implicit position]; Giribet & Edgecombe, 2019: fig. 1b.
                                       Infrakingdom Deuterostomia Grobben, 1908
                                      Ref: M.A. Ruggiero et al., 2015b: table 2 (p. 48) [indirect position]; Giribet & Edgecombe, 2019: fig. 1b.
                                         Phylum Chordata Bateson, 1885 - chordates
                                        Ref: M.A. Ruggiero et al., 2015b: table 2 (p. 48); Giribet & Edgecombe, 2019: fig. 1b.
                                           Subphylum Vertebrata Cuvier, 1812 - vertebrates
                                          Ref: M.A. Ruggiero et al., 2015b: table 2 (p. 48)
                                             [Infraphylum Gnathostomata Gegenbaur, 1874 - jawed vertebrates] see Superclass Gnathostomata Gegenbaur, 1874
                                            Ref: M.A. Ruggiero et al., 2015b: table 2 (p. 48); auct.
                                               [Class Osteichthyes Huxley, 1880 [paraphyletic] - bony fishes] see [unranked] Euteleostomi
                                              Ref: M.J. Benton, 2015: 434
                                                 [Order Alepisauriformes Regan, 1911]
                                                Ref: J.J. Sepkoski Jr., 2002: 311
                                                 Order †Bobasatraniformes
                                                Ref: J.J. Sepkoski Jr., 2002: 307
                                                 Order †Cephaloxeniformes
                                                Ref: J.J. Sepkoski Jr., 2002: 307
                                                 [Subclass Choanichthyes] see Subclass Sarcopterygii Romer, 1955
                                                Ref: A.S. Romer & T.S. Parsons, 1986 [indirect position]
                                                 [Order Megalopiformes]
                                                Ref: J.J. Sepkoski Jr., 2002: 309
                                                 [Order "Syngnathiiformes" Bailly, Eschmeyer, Froese, Quéro, van der Land, Costello, Zavodnik, Serrão Santos & Mora Porteiro, 2001, orth. inval.] see Order Syngnathiformes Berg, 1940
                                                Ref: N. Bailly et al., 2001: 368
                                                 [Order "Tetradontiformes"] see Order Tetraodontiformes Berg, 1937
                                                Ref: J.J. Sepkoski Jr., 2002: 318
                                                 1 [Subclass †Acanthodii Owen, 1846] see Class Acanthodii Owen, 1846
                                                Ref: A.S. Romer & T.S. Parsons, 1986: App. 1 (p. 621)
                                                 1 [Subclass Paleopterygii]
                                                Ref: 1977
                                                 2 [Subclass Actinopterygii Woodward, 1891 - ray-finned fishes] see Class Actinopterygii Woodward, 1891
                                                Ref: M.J. Benton, 2015: 434
                                                 2.0 [Subclass "Actinopterygi"] see Subclass Actinopterygii Woodward, 1891
                                                Ref: M.J. Benton, 2005: fig. 7.7 [error]
                                                 2.2.0 [Subclass Brachiopterygii]
                                                Ref: 1989
                                                 3 [Subclass Sarcopterygii Romer, 1955 [paraphyletic]] see Clade Sarcopterygii Romer, 1955
                                                Ref: M.J. Benton, 2015: 436
                                                 3.1.0 [Subclass Dipneusti] see Order Dipnoi Müller, 1844
                                                Ref: 1989
                                                 3.1.0 [Order Dipteriformes]
                                                Ref: J.J. Sepkoski Jr., 2002: 305
                                                 3.2 [Subclass Crossopterygii Huxley, 1861] see Infraclass Crossopterygii Huxley, 1861
                                                Ref: 1977
                                                 3.2.0 [Order Coelocanthiformes]
                                                Ref: J.J. Sepkoski Jr., 2002: 305