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 Spiralia Schleip, 1929
                                           Clade Platytrochozoa Struck, Wey-Fabrizius, Golombek, Hering, Weigert, Bleidorn, Klebow, Iakovenko, Hausdorf, Petersen, Kück, Herlyn & Hankeln 2014
                                             Clade Rouphozoa Struck, Wey-Fabrizius, Golombek, Hering, Weigert, Bleidorn, Klebow, Iakovenko, Hausdorf, Petersen, Kück, Herlyn & Hankeln 2014
                                               Phylum Platyhelminthes Gegenbaur, 1859 - flatworms
                                                 Subclass Digenea Carus, 1863
                                                   Order Azygiida Schell, 1982
                                                     Suborder Hemiurata Skrjabin & Guschanskaja, 1954
                                                       Superfamily Hemiuroideaᵀ Faust, 1929
                                                         01 Family Hemiuridaeᵀ Lühe, 1901
                                                         02 Family Halipegidae Poche, 1926
                                                         03 Family Bathycotylidae Dollfus, 1932
                                                         04 Family Botulidae
                                                         05 Family Ptychogonimidae Dollfus, 1936
                                                         06 Family Hirudinellidae Dollfus, 1932
                                                         07 Family Sclerodistomatidae
                                                         08 Family Mabiaramidae [monotypic]
                                                         09 Family Prosogonotrematidae I. Perez Vigueras, 1940
                                                         10 Family Oesophagicolidae H.R. Mehra, 1962 [monotypic]
                                                         11 Family Arnolidae H.R. Mehra, 1962 [monotypic]
                                                         12 Family Lampritrematidae
                                                         13 Family Lobatovitelliovariidae [monotypic]
                                                         14 Family Syncoeliidae Looss, 1899