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
Superfamily Araneoidea Clerck, 1757
Status: extant
Clade "tetragnathoids"
Status: extant
Family Arkyidae Koch, 1872
Status: extant
Genus Arkysᵀ Walckenaer, 1836
Status: extant
01 Arkys alatus Keyserling, 1890
Status: extant
02 Arkys brevipalpus Karsch, 1878
Distribution: Australasia/southwestern Pacific; Status: extant
03 Arkys bulburinensis Heimer, 1984
Status: extant
04 Arkys cicatricosus (Rainbow, 1920)
Status: extant
05 Arkys cornutus L. Koch, 1872
Status: extant
06 Arkys coronatus (Balogh, 1978)
Status: extant
07 Arkys curtulus (Simon, 1903)
Distribution: Australasia/Australia; Status: extant
08 Arkys dilatatus (Balogh, 1978)
Status: extant
09 Arkys furcatus (Balogh, 1978)
Status: extant
10 Arkys gracilis Heimer, 1984
Status: extant
11 Arkys grandis (Balogh, 1978)
Distribution: Australasia/southwestern Pacific; Status: extant
12 Arkys hickmani Heimer, 1984
Status: extant
13 Arkys kaszabi (Balogh, 1978)
Status: extant
14 Arkys lanceariusᵀ Walckenaer, 1837
Status: extant
15 Arkys latissimus (Balogh, 1982)
Status: extant
16 Arkys montanus (Balogh, 1978)
Status: extant
17 Arkys multituberculatus (Balogh, 1982)
Status: extant
18 Arkys nimdol Chrysanthus, 1971
Status: extant
19 Arkys nitidiceps Simon, 1908
Status: extant
20 Arkys occidentalis (Reimoser, 1936)
Distribution: Australasia/Indonesian Archipelago; Status: extant
21 Arkys roosdorpi (Chrysanthus, 1971)
Status: extant
22 Arkys semicirculatus (Balogh, 1982)
Status: extant
23 Arkys sibil (Chrysanthus, 1971)
Status: extant
24 Arkys simsoni (Simon, 1893)
Status: extant
25 Arkys soosi (Balogh, 1982)
Status: extant
26 Arkys toxopeusi (Reimoser, 1936)
Distribution: Australasia/Indonesian Archipelago; Status: extant
27 Arkys transversus (Balogh, 1978)
Status: extant
28 Arkys tuberculatus (Balogh, 1978)
Status: extant
29 Arkys varians (Balogh, 1978)
Distribution: Australasia/southwestern Pacific; Status: extant
30 Arkys vicarius (Balogh, 1978)
Distribution: Australasia/southwestern Pacific; Status: extant
31 Arkys walckenaeri Simon, 1879
Distribution: Australasia/Australia; Status: extant