Tyler, S., Artois, T.; Schilling, S.; Hooge, M.; Bush, L.F. (eds) (2006-2024). World List of turbellarian worms: Acoelomorpha, Catenulida, Rhabditophora. Dugesia graffi (Weiss, 1909). Accessed at: https://marinespecies.org/turbellarians/aphia.php?p=taxdetails&id=482062 on 2024-11-21