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 Protostomia Grobben, 1908
Period: Ediacaran - Present [635 Mya - present]; Status: extant
Superphylum Ecdysozoa Aguinaldo, Turbeville, Linford, Rivera, Garey, Raff & Lake, 1997
Status: extant
Panarthropoda Nielsen, 1995 - panarthropods
Status: extant
Tactopoda Budd, 2001
Status: extant
Phylum Arthropoda Siebold, 1848 - arthropods
Distribution: Holarctic/Arctic; Status: extant
Euarthropoda
Status: extant
Subphylum Chelicerata Heymons, 1901
Distribution: Asia; Status: extant
Euchelicerata Weygoldt & Paulus, 1979
Status: extant
Prosomapoda Lamsdell, 2013
Period: Ordovician - Present [485.4 Mya - present]; Status: extant
Planaterga Lamsdell, 2013
Period: Silurian - Present [443.8 Mya - present]; Status: extant
Dekatriata Lamsdell, 2013
Status: extant
Sclerophorata Kamenz, Staude & Dunlop, 2011
Status: extant
Class Arachnida Lamarck, 1801
Distribution: Asia; Status: extant
Clade Micrura Hansen & Sørensen, 1904
Status: extant
Clade Pantetrapulmonata Shultz, 2007
Status: extant
Clade Tetrapulmonata Shultz, 1990
Status: extant
Superorder Serikodiastida Garwood & Dunlop, 2014
Status: extant
Order Araneida Clerck, 1757 - spiders
Status: extant
Suborder Araneae Clerck, 1757 - tailless spiders
Status: extant
Infraorder Opisthothelae Pocock, 1892 - unsegmented spiders
Status: extant
Clade Araneomorphae Smith, 1902
Status: extant
Clade "cylindrical gland [CY] spigot clade" Wheeler et al., 2017
Status: extant
Clade Dipneumonomorpha
Status: extant
Clade Entelegynae Simon, 1893
Status: extant
Clade "Tibial Apophysis [TA] clade" Wunderlich, 2021
Status: extant
Clade "Retrolateral Tibial Apophysis [RTA] clade"
Status: extant
Clade Dionycha Petrunkevitch, 1928
Status: extant
Superfamily Clubionoidea Simon, 1878
Status: extant
1 Genus †Concursator Petrunkevitch, 1958, incertae sedis
Status: fossil
2 Genus †Systariella Wunderlich, 2004, incertae sedis
Status: fossil
3.1 Family Clubionidaeᵀ Simon, 1878 - sack-spiders
Status: extant
3.2 Family Anyphaenidae Bertkau, 1878
Status: extant
4.1.1 Family Lamponidae Simon, 1893
Status: extant
4.1.2 Family Gnaphosidae Banks, 1892 [polyphyletic]
Status: extant
4.2 Family †Ephalmatoridae Petrunkevitch, 1950 [monotypic]
Status: fossil
4.3.1 Family Phrurolithidae Banks, 1892
Status: extant
4.3.2.1 Family Trachelidae Simon, 1897
Status: extant
4.3.2.2.1.1 Family Cithaeronidae Simon, 1893
Status: extant
4.3.2.2.1.2 Family Liocranidae Simon, 1897 [polyphyletic]
Status: extant
4.3.2.2.2.1 Family Gallieniellidae Millot, 1947
Status: extant
4.3.2.2.2.2 Family Trochanteriidae Karsch, 1879
Status: extant