Cassis cornuta, common name the horned helmet, is a species of extremely large sea snail, a marine gastropod mollusc in the family Cassidae, the helmet shells and their allies.Cypraecassis rufa is a species of large sea snail, a marine gastropod mollusc in the family Cassidae. It is commonly known as the bullmouth shell or red helmet shell, and also as the cameo shell. Understanding the importance and having a strict sense of obligation regarding coral reef ecosystems and their ecology, we have confirmed our source suppliers have complied with the strict regulations placed on harvesting. *Stock photo shown. You will receive a similar specimen.4 lbs, 7 x 9 x 11 inches