Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2024). European Register of Marine Species.
Olpidium entosphaericum (Cohn) A. Fisch., 1892. Accessed at: http://www.marbef.org/data/aphia.php?p=taxdetails&id=172247 on 2024-05-02