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
                                                     Palpata G.W. Rouse & K. Fauchald, 1997
                                                       Canalipalpata G.W. Rouse & K. Fauchald, 1997
                                                         Order Sabellida Fauchald, 1977
                                                           Family Siboglinidae Caullery, 1914
                                                             Genus Oligobrachia Ivanov, 1957
                                                               Oligobrachia dogieli Ivanov, 1957
                                                               Oligobrachia erythrocephala Southward, 1972
                                                               Oligobrachia floridana Nielsen, 1965
                                                               Oligobrachia gracilis Southward, 1978
                                                               Oligobrachia haakonmosbiensis Smirnov, 2000
                                                               Oligobrachia hawaiiensis Southward, 1981
                                                               Oligobrachia ivanovi Southward, 1959
                                                               Oligobrachia kernohanae Batham, 1973
                                                               Oligobrachia mashikoi Gureeva & Ivanov, 1986
                                                               Oligobrachia plicata Ivanov & Gureeva, 1980
                                                               Oligobrachia webbi Brattegaard, 1966