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Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2026). European Register of Marine Species. Calathura norvegica (G. O. Sars, 1873). Accessed at: https://www.vliz.be/vmdcdata/narms/narms.php?p=taxdetails&id=148624 on 2026-08-30
context source (Deepsea)Intergovernmental Oceanographic Commission (IOC) of UNESCO. The Ocean Biogeographic Information System (OBIS), available online athttp://www.iobis.org/[details]