Related Clues:

• *Ghostly figures
• Sunglasses (informal)
• Rainbow septet
• Phantoms from below, heralded by sulphur
• Society with grave responsibility down under offers protection from The Sun
• Slight shades
• Palette display
• Some eyewear
• Oakleys or Ray-Bans
• Protection from rays — shell?
• Shades of an ex-poet laureate, we hear
• Adds a little toe to
• Ultimately efficacious underworld disguise, sometimes
• Possibly Ibsen's Ghosts from Southern underworld
• Dashes off with cool sunglasses