Statements (15)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
geological formation
|
| gptkbp:endDate |
443.8 million years ago
|
| gptkbp:followedBy |
Katian Age
|
| https://www.w3.org/2000/01/rdf-schema#label |
Hirnantian Age
|
| gptkbp:namedAfter |
gptkb:Hirnant,_Wales
|
| gptkbp:partOf |
gptkb:Ordovician_Period
|
| gptkbp:precededBy |
gptkb:Rhuddanian_Age
|
| gptkbp:significantEvent |
gptkb:Late_Ordovician_mass_extinction
gptkb:Hirnantian_glaciation |
| gptkbp:startDate |
445.2 million years ago
|
| gptkbp:stratigraphicUnitOf |
gptkb:theatre
|
| gptkbp:usedIn |
gptkb:International_Chronostratigraphic_Chart
|
| gptkbp:bfsParent |
gptkb:Ordovician_Period
gptkb:Llandovery_Epoch |
| gptkbp:bfsLayer |
7
|