Related Clues:

• Large shell
• Tropical marine mollusc with a robust spiral shell
• Moon photographed by Voyager 2 in 1989
• Marine mollusc with a spiral shell
• Large sea shell
• Ersatz trumpet
• One's sometimes pulled in to beach child's play -- I must be old
• Sea shell
• Popular seashell
• Trumpet for Triton
• Satellite of Neptune — minor sea god
• Shell that is fired from an unlikely source!
• What Ralph uses to call a meeting in 'Lord of the Flies'
• It's blown out of the water
• Bird circling rear of crater on moon