| Terreneuvian - Epoch / Chronostratigraphy - 4 - Global |
1 |
| Cambrian Series 2 - Epoch / Chronostratigraphy - 4 - Global |
2 |
| Miaolingian - Epoch / Chronostratigraphy - 4 - Global |
3 |
| Furongian - Epoch / Chronostratigraphy - 4 - Global |
4 |
| Lower Ordovician - Series / Chronostratigraphy - 4 - Global |
5 |
| Middle Ordovician - Series / Chronostratigraphy - 4 - Global |
6 |
| Upper Ordovician - Series / Chronostratigraphy - 4 - Global |
7 |
| Llandovery - Epoch / Chronostratigraphy - 4 - Global |
8 |
| Wenlock - Epoch / Chronostratigraphy - 4 - Global |
9 |
| Ludlow - Epoch / Chronostratigraphy - 4 - Global |
10 |
| Pridoli - Epoch / Chronostratigraphy - 4 - Global |
11 |
| Lower Devonian - Epoch / Chronostratigraphy - 4 - Global |
12 |
| Middle Devonian - Epoch / Chronostratigraphy - 4 - Global |
13 |
| Upper Devonian - Epoch / Chronostratigraphy - 4 - Global |
14 |
| Mississippian - Epoch / Chronostratigraphy - 4 - Global |
15 |
| Pennsylvanian - Epoch / Chronostratigraphy - 4 - Global |
16 |
| Cisuralian - Epoch / Chronostratigraphy - 4 - Global |
17 |
| Guadalupian - Epoch / Chronostratigraphy - 4 - Global |
18 |
| Lopingian - Epoch / Chronostratigraphy - 4 - Global |
19 |
| Lower Triassic - Epoch / Chronostratigraphy - 4 - Global |
20 |
| Middle Triassic - Epoch / Chronostratigraphy - 4 - Global |
21 |
| Upper Triassic - Epoch / Chronostratigraphy - 4 - Global |
22 |
| Lower Jurassic - Epoch / Chronostratigraphy - 4 - Global |
23 |
| Middle Jurassic - Epoch / Chronostratigraphy - 4 - Global |
24 |
| Upper Jurassic - Epoch / Chronostratigraphy - 4 - Global |
25 |
| Lower Cretaceous - Epoch / Chronostratigraphy - 4 - Global |
26 |
| Upper Cretaceous - Epoch / Chronostratigraphy - 4 - Global |
27 |
| Paleocene - Epoch / Chronostratigraphy - 4 - Global |
28 |
| Eocene - Epoch / Chronostratigraphy - 4 - Global |
29 |
| Oligocene - Epoch / Chronostratigraphy - 4 - Global |
30 |
| Miocene - Epoch / Chronostratigraphy - 4 - Global |
31 |
| Pliocene - Epoch / Chronostratigraphy - 4 - Global |
32 |
| Pleistocene - Epoch / Chronostratigraphy - 4 - Global |
33 |
| Holocene - Epoch / Chronostratigraphy - 4 - Global |
34 |