TERTIARY
Set to 2 different clues across 2 published puzzles, most often “Period of the Cenozoic Era” — The New York Times, Thursday, 26 August 2010.
8 letters
Every clue on record, most used first
- Period of the Cenozoic Eraonce
The New York Times — Thursday, 26 August 2010
- Of third rankonce
The New York Times — Sunday, 27 February 1994