WoRMS taxon details
Crassiclitellata
- Family Almidae Duboscq, 1902
- Family Arecoidae James, Csuzdi & Brown, 2023
- Family Benhamiidae Michaelsen, 1897
- Family Biwadrilidae Jamieson, 1971
- Family Criodrilidae Vejdovský, 1884
- Family Diporodrilidae Bouche, 1970
- Family Hormogastridae Michaelsen, 1900
- Family Kazimierzidae Nxele & Plisko, 2016
- Family Kynotidae Jamieson, 1971
- Suborder Lumbricina
- Family Megascolecidae Rosa, 1891
- Family Microchaetidae Beddard, 1895 emend. Plisko, 2012
- Family Ocnerodrilidae Beddard, 1891
- Family Octochaetidae Michaelsen, 1900
- Family Rhinodrilidae Benham, 1890
- Family Tritogeniidae Plisko, 2013
- Family Tumakidae Righi, 1995
- Family Typhaeidae Benham, 1890 (uncertain > nomen dubium, mixture of species from different families)
- Family Ailoscolecidae Bouché, 1969 accepted as Hormogastridae Michaelsen, 1900 (subjective synonym)
- Family Cryptodrilidae Beddard, 1891 accepted as Megascolecidae Rosa, 1891 (synonym)
- Family Geoscolecidae Rosa, 1891 accepted as Rhinodrilidae Benham, 1890 (synonym)
- Family Gordiodrilidae Eisen, 1893 accepted as Ocnerodrilidae Beddard, 1891 (synonym)
- Family Perichaetidae Claus, 1880 accepted as Megascolecidae Rosa, 1891 (prevailed usage)
- Family Perionycidae Benham, 1890 accepted as Megascolecidae Rosa, 1891
- Family Pontoscolecidae James, 2012 accepted as Rhinodrilidae Benham, 1890 (synonym)
marine, brackish, fresh, terrestrial
Jamieson, Barrie G. M. (1988). On the phylogeny and higher classification of the Oligochaeta. <em>Cladistics.</em> 4: 367-410., available online at https://doi.org/10.1111/j.1096-0031.1988.tb00520.x
page(s): 387 [details] Available for editors
[request]
page(s): 387 [details] Available for editors
[request]
WoRMS (2025). Crassiclitellata. Accessed at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=468018 on 2025-12-08
The webpage text is licensed under a Creative Commons
Attribution 4.0 License
Nomenclature
original description
Jamieson, Barrie G. M. (1988). On the phylogeny and higher classification of the Oligochaeta. <em>Cladistics.</em> 4: 367-410., available online at https://doi.org/10.1111/j.1096-0031.1988.tb00520.x
page(s): 387 [details] Available for editors [request]
page(s): 387 [details] Available for editors
[request]Identification resource
identification resource
Sims, R.W.; Gerard, B.M. (1999). Earthworms. Notes for the identification of British species. <em>Synopsis of the British Fauna (N. S).</em> 31 (revised) : i-viii + 1-169. [details]
Other
context source (MSBIAS)
Marine Biological Association of the United Kingdom. (2023). 2019 The Marine Biological Association of the UK (MBA) Wembury Bioblitz survey. The Archive for Marine Species and Habitats Data (DASSH). , available online at https://portal.medin.org.uk/portal/start.php#details?tpc=010_71a02145fae5466afe757cd48b999ded [details]
additional source Magalhães, Wagner F.; Hutchings, Pat; Oceguera-Figueroa, Alejandro; Martin, Patrick; Schmelz, Rüdiger M.; Wetzel, Mark J.; Wiklund, Helena; Maciolek, Nancy J.; Kawauchi, Gisele Y.; Williams, Jason D. (2021). Segmented worms (Phylum Annelida): a celebration of twenty years of progress through <em>Zootaxa</em> and call for action on the taxonomic work that remains. <em>Zootaxa.</em> 4979(1): 190-211., available online at https://www.biotaxa.org/Zootaxa/article/view/zootaxa.4979.1.18
page(s): 192-193 [details] Available for editors [request]
additional source Schmelz, Rüdiger M.; Erséus, Christer; Martin, Patrick; van Haaren, Ton; Timm, Tarmo. (2021). A proposed order-level classification in Oligochaeta (Annelida, Clitellata). <em>Zootaxa.</em> 5040(4): 589-591., available online at https://mapress.com/zt/article/view/zootaxa.5040.4.9
page(s): 593 [details] Available for editors [request]
additional source Singh, Ankit Kumar; Khanal, Laxman. (2025). Annotated Checklist of the Earthworms (Annelida: Clitellata: Megadrili) of Nepal. <em>Zootaxa.</em> 5589(1): 91-111., available online at https://mapress.com/zt/article/view/zootaxa.5589.1.9
note: checklist listing of Megadrili for Nepal [details]
additional source Magalhães, Wagner F.; Hutchings, Pat; Oceguera-Figueroa, Alejandro; Martin, Patrick; Schmelz, Rüdiger M.; Wetzel, Mark J.; Wiklund, Helena; Maciolek, Nancy J.; Kawauchi, Gisele Y.; Williams, Jason D. (2021). Segmented worms (Phylum Annelida): a celebration of twenty years of progress through <em>Zootaxa</em> and call for action on the taxonomic work that remains. <em>Zootaxa.</em> 4979(1): 190-211., available online at https://www.biotaxa.org/Zootaxa/article/view/zootaxa.4979.1.18
page(s): 192-193 [details] Available for editors
[request]additional source Schmelz, Rüdiger M.; Erséus, Christer; Martin, Patrick; van Haaren, Ton; Timm, Tarmo. (2021). A proposed order-level classification in Oligochaeta (Annelida, Clitellata). <em>Zootaxa.</em> 5040(4): 589-591., available online at https://mapress.com/zt/article/view/zootaxa.5040.4.9
page(s): 593 [details] Available for editors
[request]additional source Singh, Ankit Kumar; Khanal, Laxman. (2025). Annotated Checklist of the Earthworms (Annelida: Clitellata: Megadrili) of Nepal. <em>Zootaxa.</em> 5589(1): 91-111., available online at https://mapress.com/zt/article/view/zootaxa.5589.1.9
note: checklist listing of Megadrili for Nepal [details]
