Related Clues:

• The world, to ambitious types
• Shucked shellfish
• The ____s that produce pearls are in a different family from the edible ones
• Mollusc with shucks
• Informally, someone who doesn’t tell you much
• Taciturn guy’s unexpected story about East
• End of a 'happy' simile
• Horrible story about European seafood
• Shellfish and some clarets youngster brought over
• Marine symbol of silence
• Losing head, violently destroy marine mollusc
• Zip it (up)
• Energy-packed story adapted for silent type in bed?
• New England chowder mollusk
• Strange story about European seafood delicacy