| Answer | Crossword Clue |
|---|---|
| JURASSIC | Middle period of the Age of Dinosaurs |
| PANGEA | It broke up in the age of dinosaurs |
| TRIASSIC | Period of the first dinosaurs |
| MIOCENE | Period of the Age of Mammals. |
| MESOLITHIC | Characteristic of a transitional period in the Stone Age |
| ANTIQUITY | Period before the middle ages |
| ANTIQUITY | Period before the Middle Ages |
