Statements (15)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
geological time interval
|
| gptkbp:coversPeriod |
gptkb:Permian
gptkb:Devonian gptkb:Carboniferous gptkb:Silurian gptkb:Ordovician |
| gptkbp:endDate |
gptkb:Permian
~252 million years ago |
| https://www.w3.org/2000/01/rdf-schema#label |
Ordovician–Permian
|
| gptkbp:partOf |
gptkb:Paleozoic_Era
|
| gptkbp:startDate |
gptkb:Ordovician
~485 million years ago |
| gptkbp:bfsParent |
gptkb:Eurypterida
gptkb:Rugosa |
| gptkbp:bfsLayer |
6
|