living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Animalia Linnaeus, 1758 - animals
       Subkingdom Eumetazoa Butschli, 1910 see [unranked] Eumetazoa Bütschli, 1910
         Phylum Chordata Bateson, 1885 - chordates
           Subphylum Vertebrata Cuvier, 1812 - vertebrates
             Class Reptilia Linnaeus, 1758 - reptiles
               Subclass Lepidosauria Duméril & Bibron, 1839
                 Order Squamata Oppel, 1811
                   Suborder Serpentes Linnaeus, 1758 - snakes
                     Superfamily Booidea Gray, 1825
                       Family Boidae Gray, 1825 - pythons and boas
                         Subfamily Boinae Gray, 1825 - boas see Family Boidae Gray, 1825
                           01 Genus Eryx Daudin, 1803
                           02 Genus Charina Gray, 1849
                           03 Genus Lichanura Cope, 1861
                           04 Genus Acranthophis see Genus Acrantophis Jan, 1860
                           05 Genus Sanzinia Gray, 1849
                           06 Genus Candoia Gray, 1842
                           07 Genus Boa Linnaeus, 1758
                           08 Genus Corallus Daudin, 1803
                           09 Genus Epicrates Wagler, 1830
                           10 Genus Eunectes Wagler, 1830
                           11 Genus Xenoboa Hoge, 1954