Tyler, S., Artois, T.; Schilling, S.; Hooge, M.; Bush, L.F. (eds) (2006-2025). World List of turbellarian worms: Acoelomorpha, Catenulida, Rhabditophora.
Catenula leptocephala Nuttycombe, 1956. 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=480363 on 2026-01-14
Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2026). European Register of Marine Species.
Catenula leptocephala Nuttycombe, 1956. Accessed at: http://www.marbef.org/data/aphia.php/images/js/js/images/aphia.php?p=taxdetails&id=480363 on 2026-01-14
