Related Clues:
- Critter in house dust
- Word with ''ear'' or ''dust''
- Watch noise
- Mark, as a correct answer
- Mo
- Dust bug
- With 70-Across, hint to what the ends of the answers to starred clues can go after
- Microscopic animal
- Small one
- Metronome sound
- Bloodsucking insect
- '60 Minutes' sound
- Stopwatch noise
- Microscopic arachnid
- Second indicator?