(of)Dall, W. H. (1871). Descriptions of sixty new forms of mollusks and brachiopods of the southeastern coast of North America and the North Pacific Ocean, with notes on others already described. <em>American Journal of Conchology.</em> 7(2): 93-159, pl. 13-16., available online athttps://www.biodiversitylibrary.org/page/15918246[details]
MolluscaBase eds. (2024). MolluscaBase. Natica purpurea (Dall, 1871). Accessed through: Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2024) European Register of Marine Species at: https://www.marbef.org/data./aphia.php?p=taxdetails&id=749497 on 2024-04-18
Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2024). European Register of Marine Species. Natica purpurea (Dall, 1871). Accessed at: https://www.vliz.be/vmdcdata/narms/narms.php?p=taxdetails&id=749497 on 2024-04-18
original description(of)Dall, W. H. (1871). Descriptions of sixty new forms of mollusks and brachiopods of the southeastern coast of North America and the North Pacific Ocean, with notes on others already described. <em>American Journal of Conchology.</em> 7(2): 93-159, pl. 13-16., available online athttps://www.biodiversitylibrary.org/page/15918246[details]