Related Clues:

• Bovine group
• Range rovers?
• Time you can't relive
• Bunch of buffaloes
• Sloppy joe holder
• Leia's do
• Long-ago period
• Gnus' group
• Ancient history
• Head of the ranch?
• It's behind us
• Time traveler's destination, at least half the time
• It's always behind you
• Tense type
• Not the present or future