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 Atlantogenata Waddell, Cao, Hasegawa & Mindell, 1999
[crown] Superorder Xenarthra Cope, 1889
Order Pilosa Flower, 1883 - sloths
Suborder Folivora Delsuc, Catzeflis, Stanhope & Douzery, 2001
Infraorder Megatheria McKenna & Bell, 1997
Superfamily Megatherioideaᵀ Gray, 1821
Family Megalonychidae Gervais, 1855 - West Indian sloths and two-toed tree sloths
Subfamily ‡Ortotheriinae Ameghino, 1889
01 Genus †Proschismotherium Ameghino, 1902
02 Genus †Eucholoeops Ameghino, 1887
03 Genus †Pseudortotherium Scillato-Yané, 1981
04 Genus †Megalonychotherium Scott, 1904
05 Genus †Paranabradys Scillato-Yane, 1981
06 Genus †Pliomorphus Ameghino, 1885
07 Genus †Torcellia Kraglievich, 1931
08 Genus †Ortotheriumᵀ Ameghino, 1885
09 Genus †Menilaus Ameghino, 1891
10 Genus †Diodomus Ameghino, 1885
11 Genus †Habanocnus Mayo, 1978
12 Genus ‡Paulocnus Hooijer, 1962