Tonna Oleria Seashells
Tonna galea
8" - 10"
AKA: Giant Tun. Large tonna oleria seashells are thin and very light weight. They're brown and white and make beautiful display shells. These mollusks feed mainly on fish, sea urchin, and crustaceans and can be found in the Caribbean, Atlantic, Mediterranean and the Indo-Pacific in offshore waters up to 132 feet deep.