Related Clues:

• Mancini's ''Moon ---''
• Go over and over
• Natural boundary
• Colorado or Missouri
• T. Rex, for one
• Despicable sort
• Preening bird, maybe
• Bank depositor?
• Creepy one?
• Gator or gecko
• Stream
• Watercourse
• Cold-blooded vertebrate
• Colorado or Missouri, e.g.
• The Tygart, e.g.