World Register of Marine Species (WoRMS)
Prorhynchus haswelli Steinböck & Reisinger, 1924
Tyler, S., Artois, T.; Schilling, S.; Hooge, M.; Bush, L.F. (eds) (2006-2026). World List of turbellarian worms: Acoelomorpha, Catenulida, Rhabditophora. Prorhynchus haswelli Steinböck & Reisinger, 1924. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=485929 on 2026-08-24
Steinböck, O.; Reisinger, E. (1924). On Prorhynchus putealis Haswell, with a description of a new species of the genus. Q J Microsc Sci, 68: 443-451