Deep-Sea (2024). Carnivora. Accessed at: https://www.marinespecies.org/deepsea/aphia.php?p=taxdetails&id=2687 on 2024-08-08
Glover, A.G.; Higgs, N.; Horton, T. (2024). World Register of Deep-Sea species (WoRDSS). Carnivora. Accessed at: https://www.marinespecies.org/deepsea/aphia.php?p=taxdetails&id=2687 on 2024-08-08
basis of recordJefferson, T.A.; Leatherwood, S.; Webber, M.A. (1993). Marine mammals of the world. <em>FAO Species identification guide.</em> FAO: Rome, Italy. ISBN 92-5-103292-0. VIII, 320 pp. (look up in IMIS) [details]