World Register of Marine Species (WoRMS)
WoRMS (2026). Crassiclitellata. Accessed at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=468018 on 2026-08-02
Jamieson, Barrie G. M. (1988). On the phylogeny and higher classification of the Oligochaeta. Cladistics. 4: 367-410.