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
Toxicofera Vidal & Hedges, 2005
Ophidia Brongniart, 1800
Suborder Serpentes Linnaeus, 1758 - snakes
Infraorder Alethinophidia Nopcsa, 1923
Afrophidia Vidal, Delmas & Hedges, 2007
Caenophidia Hoffstetter, 1939
Superfamily Colubroidea Oppel, 1811
Family Colubridaeᵀ Oppel, 1811 - colubrids
Subfamily Dipsadinae Guenther, 1858 - American snail-eating snakes
.1 Genus Omoadiphas Köhler, Wilson & McCranie, 2001
1 Genus Tantalophis Duellman, 1958, incertae sedis [monotypic]
2 Genus Thermophis Malnate, 1953
3.01 Genus Adelphicos Jan, 1862
3.02 Genus Amastridium Cope, 1861
3.03 Genus Atractus Wagler, 1828
3.04 Genus Chersodromus Reinhardt, 1861
3.05 Genus Coniophanes Cope, 1860
3.06 Genus Cryophis Bogert & Duellman, 1963 [monotypic]
3.07.1 Genus Dipsasᵀ Laurenti, 1768
3.07.2 Genus Plesiodipsas Harvey, Fuenmayor, Portilla & Rueda-Almonacid, 2008 [monotypic]
3.08 Genus Geophis Wagler, 1830
3.09 Genus Hypsiglena Cope, 1860
3.10 Genus Imantodes Duméril, 1853
3.11 Genus Leptodeira Fitzinger, 1843
3.12 Genus Ninia Baird & Girard, 1853
3.13 Genus Pliocercus Cope, 1860
3.14 Genus Pseudoleptodeira Taylor, 1938 [monotypic]
3.15.1 Genus Rhadinaea Cope, 1863
3.15.2 Genus Eutrachelophis Myers & McDowell, 2014
3.16 Genus Sibon Fitzinger, 1826
3.17 Genus Sibynomorphus Fitzinger, 1843
3.18 Genus Tretanorhinus Duméril, Bibron & Duméril, 1854
3.19 Genus Trimetopon Cope, 1885
3.20 Genus Tropidodipsas Günther, 1858
3.21 Genus Urotheca Cocteau & Bibron, 1843
4.01 Genus Calamodontophis Amaral, 1963
4.02 Genus Carphophis Gervais, 1840
4.03 Genus Contia Baird & Girard, 1853
4.04 Genus Crisantophis Villa, 1971 [monotypic]
4.05 Genus Diadophis Baird & Girard, 1853 [monotypic]
4.06 Genus Diaphorolepis Jan, 1863
4.07.1 Genus Echinanthera Cope, 1894
4.07.2 Genus Taeniophallus Cope, 1895
4.07.3 Genus Amnesteophis Myers, 2011 [monotypic]
4.08 Genus Emmochliophis Fritts & Smith, 1969
4.09 Genus Enuliophis McCranie & Villa, 1993 [monotypic]
4.10 Genus Enulius Cope, 1870
4.11 Genus Gomesophis Hoge & Mertens, 1959 [monotypic]
4.12 Genus Hydromorphus Peters, 1859
4.13 Genus Nothopsis Cope, 1871 [monotypic]
4.14 Genus Pseudotomodon Koslowsky, 1896 [monotypic]
4.15 Genus Ptychophis Gomes, 1915 [monotypic]
4.16 Genus Rhadinophanes Myers & Campbell, 1981 [monotypic]
4.17 Genus Synophis Peracca, 1896
4.18 Genus Tachymenis Wiegmann, 1834
4.19 Genus Thamnodynastes Wagler, 1830
4.20 Genus Tomodon Duméril, 1853
4.21 Genus Xenopholis Peters, 1869
5.1 Genus Cercophis Fitzinger, 1843 [monotypic]
5.2 Genus Lioheterophis Amaral, 1934 [monotypic]
5.3 Genus Sordellina Procter, 1923 [monotypic]
6.01.1 Genus Alsophis Fitzinger, 1843
6.01.2 Genus Borikenophis Hedges & Vidal, 2009
6.01.3 Genus Cubophis Hedges & Vidal, 2009
6.01.4 Genus Haitiophis Hedges & Vidal, 2009 [monotypic]
6.01.5 Genus Pseudalsophis Zaher, Grazziotin, Cadle, Murphy, de Moura-Leite & Bonatto, 2009
6.02 Genus Apostolepis Cope, 1861
6.03.1 Genus Arrhyton Günther, 1858
6.03.2 Genus Magliophis Zaher, Grazziotin, Cadle, Murphy, de Moura-Leite & Bonatto, 2009
6.04 Genus Boiruna Zaher, 1996
6.05.1 Genus Clelia Fitzinger, 1826
6.05.2 Genus Mussurana Zaher, Grazziotin, Cadle, Murphy, de Moura-Leite & Bonatto, 2009
6.05.3 Genus Paraphimophis Grazziotin, Zaher, Murphy, Scrocchi, Benavides, Zhang & Bonatto, 2012 [monotypic]
6.06 Genus Conophis Peters, 1860
6.07 Genus Ditaxodon Hoge, 1958 [monotypic]
6.08 Genus Drepanoides Dunn, 1928 [monotypic]
6.09.1 Genus Elapomorphus Weigmann, 1843
6.09.2 Genus Coronelaps Lema & Hofstadler-Deiques, 2010 [monotypic]
6.10.1 Genus Erythrolamprus Boie, 1826
6.10.2 Genus Caaeteboia Zaher, Grazziotin, Cadle, Murphy, de Moura-Leite & Bonatto, 2009 [monotypic]
6.11 Genus Farancia Gray, 1842
6.12 Genus Helicops Wagler, 1828
6.13 Genus Heterodon Latreille, 1801
6.14 Genus Hydrodynastes Fitzinger, 1843
6.15 Genus Hydrops Wagler, 1830
6.16.1 Genus Hypsirhynchus Günther, 1858 [monotypic]
6.16.2 Genus Caraiba Zaher, Grazziotin, Cadle, Murphy, de Moura-Leite & Bonatto, 2009 [monotypic]
6.17 Genus Ialtris Cope, 1862
6.18 Genus Lygophis Fitzinger, 1843
6.19 Genus Manolepis Cope, 1885 [monotypic]
6.20 Genus Oxyrhopus Wagler, 1830
6.21 Genus Phalotris Cope, 1862
6.22 Genus Philodryas Wagler, 1830
6.23.1 Genus Phimophis Cope, 1860
6.23.2 Genus Rodriguesophis Grazziotin, Zaher, Murphy, Scrocchi, Benavides, Zhang & Bonatto, 2012
6.24 Genus Pseudoboa Schneider, 1801
6.25 Genus Pseudoeryx Fitzinger, 1826
6.26 Genus Psomophis Myers & Cadle, 1994
6.27 Genus Rhachidelus Boulenger, 1908 [monotypic]
6.28 Genus Rhadinella Smith, 1941
6.29 Genus Saphenophis Myers, 1973
6.30 Genus Siphlophis Fitzinger, 1843
6.31 Genus Tropidodryas Fitzinger, 1843
6.32 Genus Uromacer Duméril, Bibron & Duméril, 1854
6.33 Genus Uromacerina Amaral, 1929 [monotypic]
6.34 Genus Xenodon Boie, 1826
7 Genus Chapinophis Campbell & Smith, 1998 [monotypic]