Philippe Clement / Common wentletrap (Epitonium clathrus) shell on beach, Belgium

David Fleetham / Wentletrap snail (Epitonium billeeanum) eating orange cup coral (Tubastraea coccinea), Indonesia.

Alex Mustard / Yellow wentletrap snail (Epitonium sp.) feeding on Cup coral (Tubastraea sp.). Snail laying clutch of eggs. Nusa Kode, Rinca Island, Komodo National Park, Indonesia. South East Asia. Horseshoe Bay, Sa...

Ingo Arndt / Precious Wentletrap (Epitonium scalare), Meeresmuseum Ozeania, Riedenburg, Germany

Philippe Clement / Common wentletrap (Epitonium clathrus) shells on beach, Belgium

Philippe Clement / Common wentletrap (Epitonium clathrus) shell on beach, Normandy, France

Philippe Clement / Common wentletrap (Epitonium clathrus) shell on beach, Normandy, France

Philippe Clement / Common wentletrap (Epitonium clathrus) shell, Normandy, France

Philippe Clement / Collection of shells: Common Mussel (Mytilus edulis), Baltic tellin shell (Macoma balthica), Rayed trough shell (Mactra stultorum cinerea / Mactra corallina cinerea), Netted dog whelk (Nassarius retic...

Philippe Clement / Common wentletrap (Epitonium clathrus) shell, Belgium

Philippe Clement / Common wentletrap (Epitonium clathrus) shell, Normandy, France

Peter Scoones / Wentletrap snail {Epitonium billeeanum} feeds on Tubastrea, Andaman Sea. Note eggs resemble