Related Clues:

• 45-Across had one
• Venomous viper
• Cleopatra's undoing
• African cobra
• ''Peter Pan'' beast
• Cairo killer
• Adder relative
• Venom source
• Gator's relative
• Pharaoh's cobra
• How Capt. Hook lost his right hand, informally
• Cleo's doom
• Cleopatra's bane
• Symbol of the Pharaohs
• Cousin of an adder