Natura - nature
actualia - actual entities
Mundus Plinius - physical world
naturalia - natural bodies
[crown] 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
[crown] Clade Amorphea Adl et al. 2012 [Simpson, Medina & Adl 2020]
[crown] Clade Obazoa Brown, Sharpe, Silberman, Heiss, Lang, Simpson & Roger 2013
[crown] 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 Vertebrata Cuvier, 1812 - vertebrates
Myopterygii - myopterygians
Superclass Gnathostomata Gegenbaur, 1874 - jawed vertebrates
Grade Teleostomi Bonaparte, 1836
Euteleostomi - bony vertebrates
Clade Sarcopterygii Romer, 1955
[crown] Rhipidistia Cope, 1887
Clade Tetrapodomorpha Ahlberg, 1991
Clade Osteolepidimorpha
Clade Tetrapoda Hatschek & Cori 1896 [Gauthier, Kluge & Rowe 1988]
[crown] Clade Neotetrapoda
Clade Reptiliomorpha Säve-Söderbergh, 1934
Batrachosauria
[crown] Clade Amniota Haeckel, 1866 [Gauthier, Kluge & Rowe 1988] - amniotes
Clade Synapsida Osborn 1903 [Gauthier et al. 1989]
Clade Therapsida Broom, 1905
Clade Theriodontia
Clade Eutheriodontia
Clade Cynodontia Owen 1861 [Gauthier, Kluge & Rowe 1988]
Clade Epicynodontia Hopson & Kitching 2001
Clade Eucynodontia Kemp 1982 [Rowe 1993]
Clade Probainognathia Hopson, 1990
Clade Mammaliamorpha Rowe 1988
Clade Mammaliaformesᵀ Rowe 1988
Clade Amphilestheria Gaetano & Rougier 2011
Clade Holotheria Wible, Rougier, Novacek, McKenna & Dashzeveg 1995
[crown] Class Mammaliaᵀ Linnaeus, 1758 - mammals
Clade Theriimorphaᵀ Rowe 1993
Clade Theriiformesᵀ Rowe 1988
Clade Trechnotheriaᵀ McKenna 1975
Clade Cladotheriaᵀ McKenna 1975
Clade Zatheriaᵀ McKenna 1975
Clade Prototribosphenidaᵀ Wible, Rougier, Novacek, McKenna & Dashzeveg 1995
Clade Boreosphenidaᵀ Luo, Cifelli & Kielan-Jaworowska 2001
[crown] Subclass Theriaᵀ Parker & Haswell, 1897
Infraclass Eutheria Gill, 1872
[crown] Cohort Placentalia Owen, 1837 - placentals
[crown] Magnorder Boreoeutheria Springer & de Jong, 2001
[crown] Superorder Laurasiatheria Waddell, Okada & Hasegawa, 1999
[crown] Clade Scrotifera Waddell, Cao, Hauf & Hasegawa 1999
[crown] Clade Fereuungulata Waddell, Cao, Hauf & Hasegawa 1999
[crown] Grandorder Ferae Linnaeus, 1758
Clade Carnivoramorpha Wyss & Flynn, 1993
Clade Carnivoraformes Flynn, Finarelli & Spaulding 2010
[crown] Order Carnivora Bowdich, 1821 - carnivores
Suborder Caniformia Kretzoi, 1943
Infraorder Canoideaᵀ "Batsch, 1788" [monotypic]
Family Canidaeᵀ Batsch, 1788 - dogs, wolves, coyotes, jackals, and foxes
Subfamily Caninaeᵀ Batsch, 1788
Tribe Vulpini Hemprich & Ehrenberg, 1832
Genus Urocyon Baird, 1857 - grey foxes
Urocyon cinereoargenteusᵀ (Schreber, 1775) - gray fox
01 Urocyon cinereoargenteus cinereoargenteusᵀ (Schreber, 1775)
02 Urocyon cinereoargenteus borealis Merriam, 1903
03 Urocyon cinereoargenteus californicus Mearns, 1897
04 Urocyon cinereoargenteus costaricensis Goodwin, 1938
05 Urocyon cinereoargenteus floridanus Rhoads, 1895
06 Urocyon cinereoargenteus fraterculus Elliot, 1896
07 Urocyon cinereoargenteus furvus Allen & Barbour, 1923
08 Urocyon cinereoargenteus guatemalae Miller, 1899
09 Urocyon cinereoargenteus madrensis Burt & Hooper, 1941
10 Urocyon cinereoargenteus nigrirostris (Lichtenstein, 1850)
11 Urocyon cinereoargenteus ocythous Bangs, 1899
12 Urocyon cinereoargenteus orinomus Goldman, 1938
13 Urocyon cinereoargenteus peninsularis Huey, 1928
14 Urocyon cinereoargenteus scottii Mearns, 1891
15 Urocyon cinereoargenteus townsendi Merriam, 1899
16 Urocyon cinereoargenteus venezuelae Allen, 1911