Enter a clue or pattern or both:
The Clue
A Tertiary epoch (7 letter answer)
The Answer
MIOCENE
Tags
Notes
The answer MIOCENE is so rare that it appears less than once every 2500 puzzles.
Related Clues
Geological epoch when mastodons appeared
Definition
MIOCENE as a noun:
1. (Miocene, Miocene epoch) = from 25 million to 13 million years ago; appearance of grazing mammals