Related Clues:

• Ancient symbol of royalty
• Agent of Cleopatra's demise
• Monster type
• Sacred object in ancient Egypt
• Snake in the grass, perhaps
• Pharaonic symbol
• Nile snake
• African serpent
• Slithery Egyptian
• Pharaohs' symbol of power
• Nile peril
• 45-Across had one
• Coolidge Dam's river
• Yuma's river
• Venomous viper