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 Diplotesticulata
Superorder Metagynophora Jamieson, 1988 [monotypic]
Order Opisthopora
Suborder Crassiclitellata
Cohort Terrimegadrili Jamieson, 1988
Superfamily Megascolecoidea
Family Octochaetidae Michaelsen, 1900
Genus Dichogaster Beddard, 1888
Genus Eudichogaster Michaelsen, 1902
Genus Eutyphoeus Michaelsen, 1900
Genus Lennogaster Gates, 1939
Genus Octochaetoides Michaelsen, 1920
Genus Octochaetusᵀ Beddard, 1893
Genus Pellogaster Gates, 1939