Statements (14)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:geological_formation
|
| gptkbp:beganIn |
425.6 million years ago
|
| gptkbp:endDate |
423.0 million years ago
|
| gptkbp:followedBy |
Gorstian stage
|
| gptkbp:GSSPYear |
1980
|
| gptkbp:location |
Sunnyhill, Ludlow, England
|
| gptkbp:namedAfter |
Ludford, England
|
| gptkbp:partOf |
gptkb:Silurian_period
gptkb:Ludlow_epoch |
| gptkbp:precededBy |
gptkb:Pridoli_epoch
|
| gptkbp:ratifiedBy |
gptkb:International_Commission_on_Stratigraphy
|
| gptkbp:bfsParent |
gptkb:Pridoli_epoch
|
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
Ludfordian stage
|