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
                                                   Antennulata
                                                     Subphylum Mandibulata Snodgrass, 1938
                                                       Infraphylum Pancrustacea Zrzavý & Štys, 1997
                                                         Altocrustacea
                                                           Vericrustacea
                                                             Multicrustacea
                                                               Subclass Copepoda H. Milne-Edwards, 1840 - copepods
                                                                 Infraclass Neocopepoda Huys & Boxshall, 1991
                                                                   Superorder Podoplea Giesbrecht, 1882
                                                                     Order Poecilostomatoida Thorell, 1859
                                                                       Family Ergasilidae von Nordmann, 1832
                                                                         01 Genus Abergasilus Hewitt, 1978
                                                                         02 Genus Acusicola Cressey, 1971
                                                                         03 Genus Amplexibranchius Thatcher & Paredes, 1985
                                                                         04 Genus Anklobrachius Thatcher, 1999
                                                                         05 Genus Brasergasilus Thatcher & Boeger, 1983
                                                                         06 Genus Dermoergasilus Ho & Do, 1982
                                                                         07 Genus Ergasilusᵀ von Nordmann, 1832
                                                                         07.0 [Genus Ergasiloides Sars, 1909] see Genus Ergasilus von Nordmann, 1832
                                                                         07.0 [Genus Limnoncaea Kokubo, 1914] see Genus Ergasilus von Nordmann, 1832
                                                                         07.0 [Genus Markewitschia Yamaguti, 1963] see Genus Ergasilus von Nordmann, 1832
                                                                         07.0 [Genus Megabrachinus Hesse, 1871] see Genus Ergasilus von Nordmann, 1832
                                                                         07.0 [Genus Pseudergasilus Yamaguti, 1936] see Genus Ergasilus von Nordmann, 1832
                                                                         08 Genus Gamidactylus Thatcher & Boeger, 1984
                                                                         09 Genus Gamispatulus Thatcher & Boeger, 1984
                                                                         10 Genus Gamispinus Thatcher & Boeger, 1984
                                                                         11 Genus Gauchergasilus Montu & Boxshall, 2002
                                                                         12 Genus Majalincola Tang & Kalman, 2008
                                                                         13 Genus Miracetyma Malta, 1993
                                                                         14 Genus Mugilicola Tripathi, 1960
                                                                         15 Genus Neoergasilus Yin, 1956
                                                                         16 Genus Nipergasilus Yamaguti, 1939
                                                                         16.0 [Genus Yamagutia Fryer, 1956, nom. illeg.] see Genus Nipergasilus Yamaguti, 1939
                                                                         17 Genus Paeonodes C.B. Wilson, 1944
                                                                         18 Genus Paraergasilus Markewitsch, 1937
                                                                         18.0 [Genus Trigasilus Fryer, 1956] see Genus Paraergasilus Markewitsch, 1937
                                                                         19 Genus Pindapixara Malta, 1995
                                                                         20 Genus Prehendorastrus Boeger & Thatcher, 1990
                                                                         21 Genus Pseudovaigamus Amado et al., 1995
                                                                         22 Genus Rhinergasilus Boeger & Thatcher, 1988
                                                                         23 Genus Sinergasilus Yin, 1949
                                                                         24 Genus Teredophilus Rancurel, 1954
                                                                         24.0 [Genus Ergasiluxulus Harding, 1964] see Genus Teredophilus Rancurel, 1954
                                                                         25 Genus Therodamas Krøyer, 1864
                                                                         25.0 [Genus Amazonicopeus Thatcher, 1986] see Genus Therodamas Krøyer, 1864
                                                                         26 Genus Thersitina Norman, 1905
                                                                         26.0 [Genus Diergasilus Do, 1981] see Genus Thersitina Norman, 1905
                                                                         26.0 [Genus Thersites Pagenstecher, 1861, nom. illeg.] see Genus Thersitina Norman, 1905
                                                                         27 Genus Vaigamus Thatcher & Robertson, 1984
                                                                         28 Genus Macrobrachinus Hesse, 1871, nom. inq.