Karling, T. G. (1931). Untersuchungen über Kalyptorhynchia (Turbellaria Rhabdocoela) aus dem Brackwasser des Finnischen Meerbusens. <em>Acta Zoologica Fennica.</em> 11: 1-67. (look up in IMIS) [details] Available for editors
Tyler, S., Artois, T.; Schilling, S.; Hooge, M.; Bush, L.F. (eds) (2006-2024). World List of turbellarian worms: Acoelomorpha, Catenulida, Rhabditophora. Placorhynchus octaculeatus octaculeatus Karling, 1931. Accessed through: Marine Species Traits editorial board (2024) Marine Species Traits at: https://www.marinespecies.org/traits./aphia.php?p=taxdetails&id=155972 on 2024-05-12
Marine Species Traits editorial board (2024). Marine Species Traits. Placorhynchus octaculeatus octaculeatus Karling, 1931. Accessed at: https://marinespecies.org/traits/aphia.php?p=taxdetails&id=155972 on 2024-05-12
original descriptionKarling, T. G. (1931). Untersuchungen über Kalyptorhynchia (Turbellaria Rhabdocoela) aus dem Brackwasser des Finnischen Meerbusens. <em>Acta Zoologica Fennica.</em> 11: 1-67. (look up in IMIS) [details] Available for editors
additional sourceMuller, Y. (2004). Faune et flore du littoral du Nord, du Pas-de-Calais et de la Belgique: inventaire. [Coastal fauna and flora of the Nord, Pas-de-Calais and Belgium: inventory]. <em>Commission Régionale de Biologie Région Nord Pas-de-Calais: France.</em> 307 pp., available online athttp://www.vliz.be/imisdocs/publications/145561.pdf[details]
Present Inaccurate Introduced: alien Containing type locality