Telychian age - Sheinwoodian age
| International Chronostratigraphic Timescale | |||
|---|---|---|---|
| Silurian | Pridoli | 419.2 | |
| Ludlow | Ludfordian | 423 | |
| Gorstian | 425.6 | ||
| Wenlock | Homerian | 427.4 | |
| Sheinwoodian | 430.5 | ||
| Llandovery | Telychian | 433.4 | |
| Aeronian | 438.5 | ||
| Rhuddanian | 440.8 | ||
| 443.8 | |||
| International Chronostratigraphic Timescale | |||
|---|---|---|---|
| Silurian | Pridoli | 419.2 | |
| Ludlow | Ludfordian | 423 | |
| Gorstian | 425.6 | ||
| Wenlock | Homerian | 427.4 | |
| Sheinwoodian | 430.5 | ||
| Llandovery | Telychian | 433.4 | |
| Aeronian | 438.5 | ||
| Rhuddanian | 440.8 | ||
| 443.8 | |||