Natura - nature
Status: extant
actualia - actual entities
Status: extant
Mundus Plinius - physical world
Status: extant
naturalia - natural bodies
Status: extant
Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Distribution: cosmopolitan (marine, brackish, freshwater, terrestrial & aerial); Period: Archean - Present (3770 - 0 Mya); Status: extant
Clade neomura Cavalier-Smith, 1987
Distribution: cosmopolitan (marine, brackish, freshwater & terrestrial); Period: Archean - Present (3420 - 0 Mya); Status: extant
Domain Eukaryota Chatton, 1925 - eukaryotes
Distribution: cosmopolitan (marine, brackish, freshwater & terrestrial); Period: Proterozoic - Present (1650 - 0 Mya); Status: extant
Clade discaria Cavalier-Smith, 2021
Distribution: cosmopolitan (marine, brackish, freshwater & terrestrial); Period: Proterozoic - Present [2500 Mya - present]; Status: extant
Clade dorsates Cavalier-Smith, 2021
Distribution: cosmopolitan (marine, brackish, freshwater & terrestrial); Period: Proterozoic - Present [2500 Mya - present]; Status: extant
Clade podiates Cavalier-Smith, 2012
Distribution: cosmopolitan (marine, brackish, freshwater & terrestrial); Period: Proterozoic - Present [2500 Mya - present]; Status: extant
Clade Amorphea Adl et al. 2012 [Simpson, Medina & Adl 2020]
Distribution: cosmopolitan (marine, brackish, freshwater & terrestrial); Period: Proterozoic - Present (1400 - 0 Mya); Status: extant
Clade Obazoa Brown, Sharpe, Silberman, Heiss, Lang, Simpson & Roger 2013
Distribution: cosmopolitan (marine, brackish, freshwater & terrestrial); Period: Proterozoic - Present (1010 - 0 Mya); Status: extant
Clade Opisthokonta Cavalier-Smith 1987 [Simpson & Medina 2020] - animal-fungal clade
Distribution: cosmopolitan (marine, brackish, freshwater & terrestrial); Period: Proterozoic - Present (1010 - 0 Mya); Status: extant
Superkingdom Holozoa Lang, O'Kelly, Nerad, Gray & Burger, 2002
Distribution: cosmopolitan (marine, brackish, freshwater & terrestrial); Period: Proterozoic - Present [2500 Mya - present]; Status: extant
Clade filozoa Shalchian-Tabrizi, Minge, Espelund, Orr, Ruden, Jakobsen & Cavalier-Smith, 2008
Distribution: cosmopolitan (marine, brackish, freshwater & terrestrial); Period: Proterozoic - Present (760 - 0 Mya); Status: extant
Kingdom Animalia Linnaeus, 1758 - animals
Distribution: cosmopolitan (marine, brackish, freshwater & terrestrial); Period: Proterozoic - Present (760 - 0 Mya); Status: extant
Clade Planulozoa Wallberg, Thollesson, Farris & Jondelius 2004
Status: extant
Subkingdom Bilateria Hatschek, 1888 - bilaterians
Distribution: cosmopolitan (marine, brackish, freshwater & terrestrial); Period: Ediacaran - Present (567 - 0 Mya); Status: extant
Clade Nephrozoa Jondelius, Ruiz-Trillo, Baguñà & Riutort 2002
Period: Ediacaran - Present (558 - 0 Mya); Status: extant
Infrakingdom Deuterostomia Grobben, 1908
Period: Ediacaran - Present (555 - 0 Mya); Status: extant
Phylum Chordata Bateson, 1885 - chordates
Distribution: cosmopolitan (marine, brackish, freshwater & terrestrial); Period: Ediacaran - Present (555 - 0 Mya); Status: extant
Subphylum Craniata auct.
Status: extant
Infraphylum Vertebrata Lamarck, 1801 - vertebrates
Period: Early Cambrian - Present (518 - 0 Mya); Status: extant
Superclass Petromyzontomorphi [monotypic]
Status: extant
Class Petromyzonti [monotypic]
Status: extant
Order Petromyzontiformes Berg, 1940 - lampreys
Distribution: Asia (marine, brackish & freshwater); Status: extant
Family Petromyzontidaeᵀ Bonaparte, 1831, sedis mutabilis - lampreys
Distribution: Pacific, Atlantic (marine, brackish & freshwater); Status: extant
Subfamily Lampetrinae
Status: extant
Genus Tetrapleurodon Creaser & Hubbs, 1922
Status: extant
1 Tetrapleurodon geminis Álvarez, 1964
Status: extant
2 Tetrapleurodon spadiceus (Bean, 1887)
Status: extant