Description: Cassis tuberosa (Linnaeus, 1758) - apertural view of a living king helmet snail. Family Cassidae - cassid snails prey on echinoids (and other echinoderms) in shallow-water marine sandy substrates and reef facies in tropical to temperate settings. Locality: rocky shoreline along the western side of North Point Peninsula, northeastern San Salvador Island, eastern Bahamas. Date: 18 June 2012, 12:26. Source:
Cassis tuberosa (king helmet snail) (San Salvador Island, Bahamas) 4. Author:
James St. John.