basis of recordGraff, L. von. (1905). Marine Turbellarien Orottavas und der Küsten Europas. <em>Zeitschrift fur wissenschaftlige Zoologie.</em> 83: 68-150. With 6 plates., available online athttps://www.biodiversitylibrary.org/page/43242488 page(s): 89 [details]
Present Inaccurate Introduced: alien Containing type locality