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 Clitellata Michaelsen, 1919
                                                     "oligochaetous Clitellata" [paraphyletic]
                                                       Subclass Tubificata Jamieson, 1988
                                                         Order Tubificidaᵀ
                                                           Family Naididae Ehrenberg, 1828 - naidids
                                                             Subfamily Phallodrilinae Brinkhurst, 1971
                                                               Genus Phallodrilusᵀ Pierantoni, 1902
                                                                 01 Phallodrilus biparis Erséus, 1983
                                                                 02 Phallodrilus coeloprostatus Cook, 1969
                                                                 03 Phallodrilus curisetosus
                                                                 04 Phallodrilus freyi
                                                                 05 Phallodrilus grasslei Erséus, 1984
                                                                 06 Phallodrilus leukodermatus Giere, 1979
                                                                 07 Phallodrilus macmasterae (Erseus, 1986)
                                                                 08 Phallodrilus monospermathecus (Knöllner, 1935)
                                                                 09 Phallodrilus obscurus Cook, 1969
                                                                 10 Phallodrilus parthenopaeus Pierantoni, 1902
                                                                 11 Phallodrilus parviatriatus Cook, 1971
                                                                 12 Phallodrilus profundus Cook, 1970
                                                                 13 Phallodrilus tenuissimus Erséus, 1979