Statements (24)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
geological formation
|
| gptkbp:characterizedBy |
appearance of first vascular plants
diversification of jawless fish recovery from Ordovician-Silurian extinction event |
| gptkbp:climate |
generally warm
|
| gptkbp:contains |
gptkb:Llandovery_epoch
gptkb:Wenlock_epoch |
| gptkbp:endDate |
about 433.4 million years ago
|
| gptkbp:followedBy |
gptkb:Late_Ordovician
|
| https://www.w3.org/2000/01/rdf-schema#label |
Early Silurian
|
| gptkbp:marineLife |
corals
brachiopods crinoids graptolites trilobites |
| gptkbp:notableSite |
gptkb:Llandovery_rocks_(Wales)
gptkb:Wenlock_Limestone_(UK) |
| gptkbp:partOf |
gptkb:Silurian_period
|
| gptkbp:precededBy |
gptkb:Middle_Silurian
|
| gptkbp:startDate |
about 443.8 million years ago
|
| gptkbp:thrustSeaLevel |
high
|
| gptkbp:bfsParent |
gptkb:Placodermi
gptkb:Taconic_orogeny |
| gptkbp:bfsLayer |
6
|