Related Clues:

• Eon subdivision
• It's quite a stretch
• Stat for a starter
• Historic time piece?
• Oodles of time
• Incredibly long time
• Proterozoic or Archeozoic, e.g.
• Period of many years
• Extremely long time
• MLB figure
• Cenozoic, for one
• Paleozoic, e.g.
• ''___ Flux'' (classic cartoon)
• Generation or more
• String of periods