Calliostoma duricastellum is a species of sea snail, a marine gastropod mollusk in the family Calliostomatidae.Rosenberg, G. (2012). Calliostoma duricastellum Melvill, 1898. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=580395 on 2012-12-07
References
External links Biodiversity Heritage Library (3 publications) World Register of Marine Species