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 Pholcoidea Koch, 1851 [monotypic]
Family Pholcidaeᵀ Koch, 1850
Genus Psilochorus Simon, 1893
01 Psilochorus acanthus Chamberlin & Ivie, 1942
02 Psilochorus agnosticus Chamberlin, 1924
03 Psilochorus apicalis Banks, 1921
04 Psilochorus bantus Chamberlin & Ivie, 1942
05 Psilochorus bruneocyaneus Mello-Leitão, 1941
06 Psilochorus californiae Chamberlin, 1919
07 Psilochorus cambridgei Gertsch & Davis, 1937
08 Psilochorus coloradensis Slowik, 2009
09 Psilochorus concinnus Gertsch, 1973
10 Psilochorus concolor Slowik, 2009
11 Psilochorus conjunctus Gertsch & Davis, 1942
12 Psilochorus cordatus (Bilimek, 1867)
13 Psilochorus delicatus Gertsch, 1971
14 Psilochorus diablo Gertsch, 1971
15 Psilochorus dogmaticus Chamberlin, 1924
16 Psilochorus durangoanus Gertsch & Davis, 1937
17 Psilochorus fishi Gertsch, 1971
18 Psilochorus hesperus Gertsch & Ivie, 1936
19 Psilochorus hooki Slowik, 2009
20 Psilochorus imitatus Gertsch & Mulaik, 1940
21 Psilochorus inyo Slowik, 2009
22 Psilochorus itaguyrussu Huber, Rheims & Brescovit, 2005
23 Psilochorus marcuzzii Caporiacco, 1955
24 Psilochorus minimus Schmidt, 1956
25 Psilochorus minutus Banks, 1898
26 Psilochorus murphyi Gertsch, 1973
27 Psilochorus nigromaculatus Kulczyn'ski, 1911
28 Psilochorus pallidulus Gertsch, 1935
29 Psilochorus papago Gertsch & Davis, 1942
30 Psilochorus pullulusᵀ (Hentz, 1850)
31 Psilochorus redemptus Gertsch & Mulaik, 1940
32 Psilochorus rockefelleri Gertsch, 1935
33 Psilochorus russelli Gertsch, 1971
34 Psilochorus sectus Mello-Leitão, 1939
35 Psilochorus simoni (Berland, 1911)
36 Psilochorus sinaloa Gertsch & Davis, 1942
37 Psilochorus taperae Mello-Leitão, 1929
38 Psilochorus tellezi Gertsch, 1971
39 Psilochorus texanus Slowik, 2009
40 Psilochorus topanga Chamberlin & Ivie, 1942
41 Psilochorus utahensis Chamberlin, 1919
42 Psilochorus ybytyriguara Huber, Rheims & Brescovit, 2005