| Answer | Crossword Clue |
|---|---|
| EOCENE | Epoch when mammals emerged |
| EOCENE | Epoch in which modern mammals emerged |
| EOCENE | Epoch in which modern mammals first emerged |
| EOCENE | Epoch when mammals began |
| EOCENE | Epoch when mammals arose |
| EOCENE | Epoch when mammals evolved |
| EOCENE | Epoch when mammals appeared |
| EOCENE | Epoch when modern mammals arose |
| EOCENE | Epoch when modern mammals appeared |
| miocene | noting or pertaining to an epoch of the Tertiary Period, occurring from 25 to 10 million years ago, when grazing mammals became widespread |
