 |
TIMELINE | Cretaceous |
 |
 |
 |
| Period | Subdivision | Timespan |
| Cretaceous | Upper Cretaceous | 100,500,000 to 66,000,000 year ago |
| Lower Cretaceous | 145,000,000 to 100,500,000 years ago |
|
|
TIMELINE | Cretaceous |
|
|
|
|
| Period | Subdivision | Timespan |
| Cretaceous | Upper Cretaceous | 100,500,000 to 66,000,000 year ago |
| Lower Cretaceous | 145,000,000 to 100,500,000 years ago |