27 Total Time Slices
| Present | 00 Ma | ||
| Pleistocene | 021 Ka | ||
| Miocene | 13 Ma | ||
| Oligocene | 25 Ma | ||
| Eocene | 50 Ma | ||
| Cretaceous | 75 Ma | 100 Ma | 125 Ma |
| Jurassic | 150 Ma | 175 Ma | 200 Ma |
| Triassic | 225 Ma | ||
| Permian-Triassic | 250 Ma | ||
| Permian | 275 Ma | ||
| Pennsylvanian | 300 Ma | ||
| Mississippian | 325 Ma | 350 Ma | |
| Devonian | 375 Ma | 400 Ma | |
| Silurian | 425 Ma | ||
| Ordovician | 450 Ma | 475 Ma | |
| Cambrian | 500 Ma | 525 Ma | |
| Ediacaran | 550 Ma | 575 Ma | 600 Ma |