Related Clues:

• ... and of brain
• Bony frame of head ...
• Part of skeleton
• Brainbox
• Head as a skeleton
• A nutcase?
• Part of the skull
• Hard head?
• Pirate flag depiction
• Skeleton of the head
• "Hamlet" prop
• Brain holder
• 'Hamlet' prop
• __ and crossbones
• Image in Dali's eye-tricking 'In Voluptas Mors'