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 Protostomia Grobben, 1908
Superphylum Ecdysozoa Aguinaldo, Turbeville, Linford, Rivera, Garey, Raff & Lake, 1997
Panarthropoda Nielsen, 1995 - panarthropods
Tactopoda Budd, 2001
Phylum Arthropoda Siebold, 1848 - arthropods
Euarthropoda
Subphylum Chelicerata Heymons, 1901
Euchelicerata Weygoldt & Paulus, 1979
Prosomapoda Lamsdell, 2013
Planaterga Lamsdell, 2013
Dekatriata Lamsdell, 2013
Sclerophorata Kamenz, Staude & Dunlop, 2011
Class Arachnida Lamarck, 1801
Clade Micrura Hansen & Sørensen, 1904
Clade Pantetrapulmonata Shultz, 2007
Clade Tetrapulmonata Shultz, 1990
Superorder Serikodiastida Garwood & Dunlop, 2014
Order Araneida Clerck, 1757 - spiders
Suborder Araneae Clerck, 1757 - tailless spiders
Infraorder Opisthothelae Pocock, 1892 - unsegmented spiders
Clade Araneomorphae Smith, 1902
Clade Synspermiata Michalik & Ramírez, 2014
Clade "lost tracheae clade"
Superfamily Tetrablemmoidea Pickard-Cambridge, 1833 [monotypic]
Family Tetrablemmidaeᵀ Pickard-Cambridge, 1873, orth. praeval.
0 Subfamily Tetrablemminaeᵀ Pickard-Cambridge, 1873
01 Genus †Alticorona Wunderlich, 2021
02 Genus †Balticoblemma Wunderlich, 2004
03 Genus †Bicornoculus Wunderlich, 2015
04 Genus †Claspingblemma Wunderlich, 2022
05 Genus †Cymbioblemma Wunderlich, 2017
06 Genus †Electroblemma Selden, Zhang & Ren, 2016
07 Genus †Eogamasomorpha Wunderlich, 2008
08 Genus †Longissithorax Wunderlich, 2017
09 Genus †Longithorax Wunderlich, 2017, nom. illeg.
10 Genus †Procerclypeus Wunderlich, 2021
11 Genus †Saetosoma Wunderlich, 2012
12 Genus †Tenuicephalus Wunderlich, 2021
13 Genus †Unicornutiblemma Wunderlich, 2020
14 Genus Ablemma Roewer, 1963
15 Genus Afroblemma Lehtinen, 1981 [monotypic]
16 Genus Anansia Lehtinen, 1981 [monotypic]
17 Genus Bacillemma Deeleman-Reinhold, 1993 [monotypic]
18 Genus Borneomma Deeleman-Reinhold, 1980
19 Genus Brignoliella Shear, 1978
20 Genus Caraimatta Lehtinen, 1981
21 Genus Choiroblemma Bourne, 1980
22 Genus Cuangoblemma Brignoli, 1974 [monotypic]
23 Genus Fallablemma Shear, 1978
24 Genus Gunasekara Lehtinen, 1981 [monotypic]
25 Genus Hexablemma Berland, 1920 [monotypic]
26 Genus Indicoblemma Bourne, 1980
27 Genus Lehtinenia Tong & Li, 2008 [monotypic]
28 Genus Maijana Lehtinen, 1981 [monotypic]
29 Genus Mariblemma Lehtinen, 1981 [monotypic]
30 Genus Matta Crosby, 1934
31 Genus Micromatta Lehtinen, 1981 [monotypic]
32 Genus Monoblemma Gertsch, 1941
33 Genus Pahanga Shear, 1979
34 Genus Rhinoblemma Lehtinen, 1981 [monotypic]
35 Genus Shearella Lehtinen, 1981
36 Genus Sinamma Lin & Li, 2014
37 Genus Singalangia Lehtinen, 1981 [monotypic]
38 Genus Singaporemma Shear, 1978
39 Genus Sulaimania Lehtinen, 1981 [monotypic]
40 Genus Tetrablemmaᵀ Pickard-Cambridge, 1873