Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         [crown] 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
                     [crown] Clade Amorphea Adl et al. 2012 [Simpson, Medina & Adl 2020]
                       [crown] Clade Obazoa Brown, Sharpe, Silberman, Heiss, Lang, Simpson & Roger 2013
                         [crown] 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
                                                     Class Pycnogonida Latreille, 1810 - pycnogonids
                                                       Order Pantopoda Gerstäcker, 1863
                                                         Suborder Eupantopodida Fry, 1978
                                                           Superfamily Ascorhynchoidea Hoek, 1881
                                                             Family Ammotheidae Dohrn, 1881
                                                               [Genus Pycnosoma Losina-Losinsky, 1933, nom. illeg.] see Genus Pycnosomia Losina-Losinsky, 1961
                                                               01 Genus Achelia Hodge, 1864
                                                               01.0 [Genus Austrothea Hodgson, 1914] see Genus Achelia Hodge, 1864
                                                               02 Genus Acheliana Arnaud, 1971
                                                               03 Genus Ammotheaᵀ Leach, 1814
                                                               03.0 [Genus Anammothea Fry & Hedgpeth, 1969] see Genus Ammothea Leach, 1814
                                                               03.0 [Genus Athernopycnon Fry & Hedgpeth, 1969] see Genus Ammothea Leach, 1814
                                                               03.0 [Genus Corniger Böhm, 1879, nom. illeg.] see Genus Ammothea Leach, 1814
                                                               03.0 [Genus Ecleipsothremma Fry & Hedgpeth, 1969] see Genus Ammothea Leach, 1814
                                                               03.0 [Genus Lecythorhynchus Böhm, 1879] see Genus Ammothea Leach, 1814
                                                               03.0 [Genus Leionymphon Moebius, 1902] see Genus Ammothea Leach, 1814
                                                               03.0 [Genus Magnammothea Fry & Hedgpeth, 1969] see Genus Ammothea Leach, 1814
                                                               03.0 [Genus Thavmastopycnon Fry & Hedgpeth, 1969] see Genus Ammothea Leach, 1814
                                                               04 Genus Ammothella Verrill, 1900
                                                               04.0 [Genus Kyphomia Heifer, 1937] see Genus Ammothella Verrill, 1900
                                                               05 Genus Austroraptus Hodgson, 1907
                                                               06 Genus Biammothea Pushkin, 1993
                                                               07 Genus Cilunculus Loman, 1908
                                                               07.0 [Genus Acanthammothella Mello-Leitão, 1946] see Genus Cilunculus Loman, 1908
                                                               08 Genus Dromedopycnon Child, 1982
                                                               09 Genus Elassorhis Child, 1982
                                                               10 Genus Hedgpethius Child, 1974
                                                               11 Genus Hemichela Stock, 1954
                                                               12 Genus Megarhethus Child, 1982
                                                               13 Genus Nymphopsis Haswell, 1885
                                                               14 Genus Oorhynchus Hoek, 1881
                                                               15 Genus Paranymphon Caullery, 1896
                                                               16 Genus Proboehmia Stock, 1991
                                                               17 Genus Prototrygaeus Stock, 1974
                                                               18 Genus Scipiolus Loman, 1908
                                                               19 Genus Sericosura Fry & Hedgpeth, 1969
                                                               19.0 [Genus Anisopes Turpaeva, 1998] see Genus Sericosura Fry & Hedgpeth, 1969
                                                               20 Genus Tanystylum Miers, 1879
                                                               20.0 [Genus Clotenia Dohrn, 1881] see Genus Tanystylum Miers, 1879
                                                               20.0 [Genus Discoarachne Hoek, 1881] see Genus Tanystylum Miers, 1879
                                                               21 Genus Trygaeus Dohrn, 1881
                                                               22 [Genus Pariboea Philippi, 1843, nom. dub.]
                                                               23 [Genus Pasithoe Goodsir, 1842, nom. dub.]
                                                               n.1.0 [Genus Nanymphon McCloskey, 1967] see Genus Ascorhynchus Sars, 1877