Natura - nature
  
 actualia - actual entities
    
 Mundus Plinius - physical world
      
 naturalia - natural bodies
        
 Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
          
 Clade neomura Cavalier-Smith, 1987
            
 Domain Eukaryota Chatton, 1925 - eukaryotes
              
 Clade discaria Cavalier-Smith, 2021
                
 Clade dorsates Cavalier-Smith, 2021
                  
 Clade podiates Cavalier-Smith, 2012
                    
 Clade Amorphea Adl et al. 2012 [Simpson, Medina & Adl 2020]
                      
 Clade Obazoa Brown, Sharpe, Silberman, Heiss, Lang, Simpson & Roger 2013
                        
 Clade Opisthokonta Cavalier-Smith 1987 [Simpson & Medina 2020] - animal-fungal clade
                          
 Superkingdom Holozoa Lang, O'Kelly, Nerad, Gray & Burger, 2002
                            
 Clade filozoa Shalchian-Tabrizi, Minge, Espelund, Orr, Ruden, Jakobsen & Cavalier-Smith, 2008
                              
 Kingdom Animalia Linnaeus, 1758 - animals
                                
 Clade Planulozoa Wallberg, Thollesson, Farris & Jondelius 2004
                                  
 Subkingdom Bilateria Hatschek, 1888 - bilaterians
                                    
 Clade Nephrozoa Jondelius, Ruiz-Trillo, Baguñà & Riutort 2002
                                      
 Infrakingdom Deuterostomia Grobben, 1908
                                        
 Phylum Chordata Bateson, 1885 - chordates
                                          
 Subphylum Craniata auct.
                                            
 Infraphylum Vertebrata Lamarck, 1801 - vertebrates
                                              
 Clade Pan-Gnathostomata Downs 2020
                                                
 Superclass Gnathostomataᵀ Gegenbaur, 1874 - jawed vertebrates
                                                  
 [crown] Clade Eugnathostomata
                                                    
 Clade Pan-Osteichthyes Rowe 2004 [Moore & Near 2020]
                                                      
 Clade Osteichthyes Huxley 1880 [Moore & Near 2020]
                                                        
 Clade Pan-Sarcopterygii
                                                          
 Clade Sarcopterygii Romer, 1955
                                                            
 Clade Dipnotetrapodomorpha Nelson, 2006
                                                              
 Clade Rhipidistia Cope, 1887
                                                                
 Clade Tetrapodomorpha Ahlberg, 1991
                                                                  
 Clade Osteolepidida Boulenger 1901 [Cloutier & Ahlberg 1996]
                                                                    
 Clade Eotetrapodiformes Coates & Friedman, 2010
                                                                      
 [crown] Clade Elpistostegalia Camp & Allison, 1961
                                                                        
 Clade Stegocephali Cope 1868 [Laurin 2020]
                                                                          
 Clade Labyrinthodontia Owen 1859 [Laurin 2020]
                                                                            
 Clade Tetrapoda Hatschek & Cori 1896 [Laurin 2020]
                                                                              
 Clade Pan-Amniota Rowe 2004 [Laurin & Smithson 2020]
                                                                                
 Clade Batrachosauria
                                                                                  
 Clade Amniota Haeckel 1866 [Laurin & Reisz 2020]
                                                                                    
 Class Reptilia Linnaeus, 1758 - reptiles
                                                                                      
 Clade Eureptilia Olson, 1947
                                                                                        
 Clade Romeriida Gauthier, Kluge & Rowe, 1988
                                                                                          
 Clade Diapsida Osborn 1903 [Gauthier & de Queiroz 2020]
                                                                                            
 Clade Neodiapsida Benton 1985
                                                                                              
 Clade Pan-Lepidosauria Gauthier & de Queiroz 2020, sedis mutabilis
                                                                                                
 [crown] Subclass Lepidosauria Duméril & Bibron, 1839
                                                                                                  
 Clade Pan-Squamata Gauthier & de Queiroz 2020
                                                                                                    
 [crown] Order Squamata Oppel, 1811
                                                                                                      
 Bifurcata Vidal & Hedges, 2005
                                                                                                        
 Unidentata Vidal & Hedges, 2005
                                                                                                          
 Episquamata Vidal & Hedges, 2005
                                                                                                            
 Laterata Vidal & Hedges, 2005
                                                                                                              
 Lacertibaenia Vidal & Hedges, 2005
                                                                                                                
 Suborder Amphisbaenia Gray, 1844 - amphisbaenians
                                                                                                                  
 Amphisbaeniformataᵀ Vidal & Hedges, 2009
                                                                                                                    
 Superfamily Amphisbaenoideaᵀ Gray, 1825
                                                                                                                      
 Family Trogonophiidae Vanzolini, 1951
                                                                                                                        
 Genus Trogonophisᵀ Kaup, 1830 [monotypic]
                                                                                                                          
 Trogonophis wiegmanniᵀ Kaup, 1830