MolluscaBase eds. (2021). MolluscaBase.
Cardium spinosum Lightfoot, 1786. Accessed through: Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2021) European Register of Marine Species at: http://www.marbef.org/data/aphia.php?p=taxdetails&id=747986 on 2022-08-13
Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2022). European Register of Marine Species.
Cardium spinosum [Lightfoot], 1786. Accessed at: https://vliz.be/vmdcdata/narms/narms.php?p=taxdetails&id=747986 on 2022-08-13