Silurian
General info
| Belongs to |
Paleozoic
|
| Type | chronostratigraphy |
| Rank | System |
| Original rank | ladestu |
| Scope | global |
| Status | formal standard |
| Author | Murchison |
| Year | 1839 |
| Etymon | Silures, a Welsh borderland tribe |
| Original locality | Lõuna-Wales |
| Age top (Ma) | 419.2 |
| Age base (Ma) | 443.8 |
| Age (Ma) |
Paleozoic
|
| Index | S |
| Date changed | 2022-12-28 |
Stratotypes
| Locality | Type | From (m)1 | To (m)2 | Reference | Remarks |
|---|---|---|---|---|---|
| Dob's Linn, Scotland |
boundary stratotype
|
| Stratigraphy | Index | Index add'l | Type | Rank | Scope | Belongs to | Age base (Ma) | Age top (Ma) | Age |
|---|---|---|---|---|---|---|---|---|---|
| Llandovery | S1 | S1 |
chronostratigraphy
|
Series
|
global
| Silurian | 443.8 | 433.4 |
Silurian
|
| Wenlock | S2 | S2 |
chronostratigraphy
|
Series
|
global
| Silurian | 433.4 | 427.4 |
Silurian
|
| Ludlow | S3 | S3 |
chronostratigraphy
|
Series
|
global
| Silurian | 427.4 | 423 |
Silurian
|
| Přidoli | S4 | S4 |
chronostratigraphy
|
Series
|
global
| Silurian | 423 | 419.2 |
Silurian
|
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