Martin, P.; Reynolds, J.; van Haaren, T. (2025). World List of Marine Oligochaeta. Peosidrilus obscurus (Cook, 1969). Accessed through: Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2025) European Register of Marine Species at: https://vliz.be/vmdcdata/narms/narms.php?p=taxdetails&id=476039 on 2026-10-09
original description(ofPhallodrilus obscurus Cook, 1969)Cook, D.G,. (1969). The Tubificidae (Annelida, Oligochaeta) of Cape Cod Bay with a taxonomic revision of the genera Phallodrilus Pierantoni, 1902, Limnodriloides Pierantoni, 1903 and Spiridion Knollner, 1935. <em>The Biological Bulletin 136.</em> 136:9-27., available online athttp://www.biodiversitylibrary.org/page/1486338#page/21/mode/1up[details] Available for editors
Present Inaccurate Introduced: alien Containing type locality