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 Spiralia Schleip, 1929
                                           Clade Platytrochozoa Struck, Wey-Fabrizius, Golombek, Hering, Weigert, Bleidorn, Klebow, Iakovenko, Hausdorf, Petersen, Kück, Herlyn & Hankeln 2014
                                             Clade Lophotrochozoa Halanych, Bacheller, Aguinaldo, Liva, Hillis & Lake 1995 - lophotrochozoans
                                               Clade Trochozoa Beklemischev, 1944 - trochozoans
                                                 Phylum Annelida Lamarck, 1809 - segmented worms
                                                   Class Polychaeta Grube, 1850 - polychaetes
                                                     [Order Aciculata Rouse & Fauchald, 1997]
                                                     [Order Amphinomorpha]
                                                     Genus †Arkonips Farrell & Briggs, 2007
                                                     Genus †Biconulites Teilhard de Chardin, 1931
                                                     Genus †Bundenbachochaeta
                                                     Genus †Burgessochaeta Conway Morris, 1979
                                                     Genus †Campylites Eichwald, 1856
                                                     [Order Dinophilida]
                                                     [Order Drilomorpha]
                                                     Genus †Ebetallites Zebera, 1935
                                                     Genus †Eopolychaetus Ruedemann, 1901
                                                     Genus †Eotrophonia Ulrich, 1878
                                                     Genus †Epitrachys Ehlers, 1869
                                                     [Order Eunicemorpha]
                                                     [Order Flabelligerimorpha]
                                                     Genus †Haileyia Ruedemann, 1934
                                                     Genus †Hammatopsis Hadding, 1919
                                                     Genus †Hesionites
                                                     Genus †Hirudopsis
                                                     Genus †Insulicorypha
                                                     Genus †Kadriorgaspis Hints, 2006
                                                     Genus †Khemisina
                                                     Genus †Klakesia Ruedemann, 1934
                                                     Genus †Lecathylus Weller, 1925
                                                     Genus †Lercaritubus Flügel, Senowbari-Daryan & di Stefano, 1990
                                                     Genus †Lockportia
                                                     Genus †Lumbricopsis Fritsch, 1907
                                                     [Genus Matla Stephenson, 1908]
                                                     Genus †Microtubus Flügel, 1964
                                                     Genus †Nawnites Roy, 1929
                                                     Genus †Oliveirania
                                                     Genus †Peronochaeta Conway Morris, 1979
                                                     [Order Phyllodocemorpha]
                                                     Genus †Pontobdellopsis Ruedemann, 1901
                                                     Genus †Propolynoe
                                                     Genus †Ramesses Schram, 1979
                                                     Genus †Ruedemannella Howell, 1959
                                                     Genus †Sarcionata
                                                     Genus †Schizoproboscina Jakvlev, 1939
                                                     [Order Serpulimorpha]
                                                     Genus †Soris Schram, 1979
                                                     [Order Spiomorpha]
                                                     Genus †Stephanoscolex
                                                     Genus †Stoma Hadding, 1919
                                                     [Order Terebellomorpha]
                                                     Genus †Tosalorbis Katto, 1960
                                                     Genus †Tubulelloides Howell, 1949
                                                     Genus †Xanioprion Kielan-Jaworowska, 1962
                                                     1.1 Genus Hrabeiella Pĭzl & Chalupský, 1984, incertae sedis
                                                     1.2 Family Parergodrilidae Reisinger, 1960
                                                     2 Order Psammodrilida [monotypic]
                                                     3 Order Scolecida Rouse & Fauchald, 1997
                                                     3.1.1.1.1.2.0 [Order Capitellida Fauchald, 1977] see Order Scolecida Rouse & Fauchald, 1997
                                                     3.1.1.1.2.0 [Order Opheliida] see Order Scolecida Rouse & Fauchald, 1997
                                                     3.1.2.1.1.0 [Order Orbiniida] see Order Scolecida Rouse & Fauchald, 1997
                                                     3.2.0 [Order Cossurida] see Order Scolecida Rouse & Fauchald, 1997
                                                     4 Palpata G.W. Rouse & K. Fauchald, 1997
                                                     4.1.2 [Order Nerillida]
                                                     4.1.3 [Order Spintherida]
                                                     4.1.4.05 [Order Myzostomida] see Family Myzostomidae
                                                     4.2.0 [Order Polygordiida]
                                                     4.2.1.1 [Order Oweniida] see Order Sabellida Fauchald, 1977
                                                     4.2.1.2.1.1 [Order Sabellariida] see Order Sabellida Fauchald, 1977
                                                     4.2.2.1 [Order Ctenodrilida] see Order Terebellida Rouse & Fauchald, 1977
                                                     4.2.2.1 [Order Sternaspida] see Order Terebellida Rouse & Fauchald, 1977
                                                     4.2.2.1.1.2 [Order Poeobiida]
                                                     4.2.2.1.2.1 [Order Flabelligerida] see Order Terebellida Rouse & Fauchald, 1977
                                                     4.2.2.1.2.1.1.0 [Family Chlorhaemidae] see Family Chloraemidae
                                                     4.2.2.1.3 [Order Cirratulida]
                                                     4.2.3.1 [Order Chaetopterida] see Order Spionida Rouse & Fauchald, 1997
                                                     4.2.3.2.1 [Order Magelonida] see Order Spionida Rouse & Fauchald, 1997
                                                     n.1.2.0 [Family Pomatodrilidae] see Family Potamodrilidae