Statements (19)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:mass_extinction_event
|
| gptkbp:affects |
marine life
|
| gptkbp:beganIn |
433 million years ago
|
| gptkbp:causedBy |
climate change
oceanic anoxia |
| gptkbp:discoveredBy |
paleontologists studying Gotland
|
| gptkbp:endedApproximately |
430 million years ago
|
| gptkbp:followedBy |
gptkb:Lau_event
gptkb:Mulde_event |
| gptkbp:namedAfter |
gptkb:Ireviken,_Gotland,_Sweden
|
| gptkbp:notableFor |
extinction of trilobites
extinction of conodonts extinction of graptolites |
| gptkbp:occurredIn |
gptkb:Silurian_period
gptkb:Wenlock_epoch |
| gptkbp:precededBy |
gptkb:Ordovician-Silurian_extinction_event
|
| gptkbp:bfsParent |
gptkb:Silurian_Period
|
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
Ireviken event
|