Walter, T.C.; Boxshall, G. (2023). World of Copepods Database.
Harpacticus septentrionalis septentrionalis Klie, 1941. Accessed through: Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2023) European Register of Marine Species at: http://www.marbef.org/data/aphia.php?p=taxdetails&id=732589 on 2023-09-29
Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2023). European Register of Marine Species.
Harpacticus septentrionalis septentrionalis Klie, 1941. Accessed at: http://www.marbef.org/data/aphia.php?p=taxdetails&id=732589 on 2023-09-29