Last seen in:
- The Telegraph - QUICK CROSSWORD NO: 30,161 - Dec 3 2022
- Premier Sunday - King Feature Syndicate - May 7 2017
- The Times - Concise - Sunday Times Concise 1290 - December 9, 2012
- Premier Sunday - King Feature Syndicate - Mar 14 2010
- The Telegraph - QUICK CROSSWORD NO: 26,044 - Sep 26 2009
- The Telegraph - QUICK CROSSWORD NO: 25,602 - Apr 28 2008
- The Telegraph - QUICK CROSSWORD NO: 25,482 - Dec 8 2007
- The Telegraph - QUICK CROSSWORD NO: 24,674 - May 9 2005
- The Telegraph - QUICK CROSSWORD NO: 24,436 - Aug 3 2004
- The Telegraph - QUICK CROSSWORD NO: 24,357 - May 3 2004
Related Clues:
- Quite a spell
- One billion years, in astronomy
- Group of eras
- Series of periods
- Vast time period
- Geologic division
- Longest division of geological time
- Time measured in ages
- Geologist's division
- Astronomical unit
- Countless centuries
- Awfully long time
- Geologic period
- Unbelievably long time
- Mighty long time: Var.