Tyler, S., Artois, T.; Schilling, S.; Hooge, M.; Bush, L.F. (eds) (2006-2025). World List of turbellarian worms: Acoelomorpha, Catenulida, Rhabditophora. Phagocata ullala Sluys, Ribas & Baguna, 1995. Accessed through: Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2025) European Register of Marine Species at: https://vliz.be/vmdcdata/narms/narms.php?p=taxdetails&id=482330 on 2026-08-14
Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2026). European Register of Marine Species. Phagocata ullala Sluys, Ribas & Baguna, 1995. Accessed at: https://www.vliz.be/vmdcdata/narms/narms.php?p=taxdetails&id=482330 on 2026-08-14
