Statements (14)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
geological formation
|
| gptkbp:endDate |
443.8 million years ago
|
| gptkbp:followedBy |
gptkb:Katian
|
| gptkbp:hasEvent |
gptkb:Late_Ordovician_mass_extinction
gptkb:Hirnantian_glaciation |
| https://www.w3.org/2000/01/rdf-schema#label |
Hirnantian
|
| gptkbp:isFinalStageOf |
gptkb:Ordovician_period
|
| gptkbp:namedAfter |
gptkb:Hirnant,_Wales
|
| gptkbp:partOf |
gptkb:Ordovician_period
|
| gptkbp:precededBy |
Rhuddanian
|
| gptkbp:startDate |
445.2 million years ago
|
| gptkbp:stratotypeLocation |
gptkb:Wales
|
| gptkbp:bfsParent |
gptkb:Late_Ordovician
|
| gptkbp:bfsLayer |
7
|