Costa, O. G. (1830 ["1829"]). Catalogo sistematico e ragionato de' testacei delle Due Sicilie. Tipografia della Minerva, Napoli, pp. 1-8, i-cxxxii, pl. 1-3., available online athttps://www.biodiversitylibrary.org/page/13047696[details]
MolluscaBase eds. (2024). MolluscaBase. Cypraea amethistina O. G. Costa, 1830. Accessed through: Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2024) European Register of Marine Species at: https://marbef.org/data../aphia.php?p=taxdetails&id=748318 on 2024-05-01
Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2024). European Register of Marine Species. Cypraea amethistina O. G. Costa, 1830. Accessed at: http://www.marbef.org/data../aphia.php?p=taxdetails&id=748318 on 2024-05-01
original descriptionCosta, O. G. (1830 ["1829"]). Catalogo sistematico e ragionato de' testacei delle Due Sicilie. Tipografia della Minerva, Napoli, pp. 1-8, i-cxxxii, pl. 1-3., available online athttps://www.biodiversitylibrary.org/page/13047696[details]