World Register of Marine Species (WoRMS)
Tyler, S., Artois, T.; Schilling, S.; Hooge, M.; Bush, L.F. (eds) (2006-2026). World List of turbellarian worms: Acoelomorpha, Catenulida, Rhabditophora. Paraplehnia Hyman, 1953. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=880111 on 2026-08-29
Hyman, L. H. (1953). The polyclad flatworms of the Pacific coast of North America. Bulletin of the American Museum of Natural History. 100: 269-391.