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gptkbp:instanceOf
|
geological formation
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|
gptkbp:climate
|
generally warm and stable
|
|
gptkbp:containsEpoch
|
gptkb:Llandovery_epoch
gptkb:Ludlow_epoch
gptkb:Pridoli_epoch
gptkb:Wenlock_epoch
|
|
gptkbp:continent
|
Laurentia, Baltica, Siberia, Gondwana
|
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gptkbp:duration
|
about 24.6 million years
|
|
gptkbp:endDate
|
about 419.2 million years ago
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gptkbp:followedBy
|
gptkb:Ordovician_period
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Silurian period
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gptkbp:location
|
gptkb:Wales,_United_Kingdom
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gptkbp:majorExtinction
|
no major extinction event
|
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gptkbp:marineLife
|
coral reefs expanded
eurypterids (sea scorpions) thrived
|
|
gptkbp:namedAfter
|
gptkb:Silures
|
|
gptkbp:namedFor
|
gptkb:Roderick_Murchison
|
|
gptkbp:notableFor
|
diversification of early terrestrial plants
first appearance of jawed fish
stabilization of Earth's climate after Ordovician-Silurian extinction
|
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gptkbp:partOf
|
gptkb:Paleozoic_era
|
|
gptkbp:precededBy
|
gptkb:Devonian_period
|
|
gptkbp:startDate
|
about 443.8 million years ago
|
|
gptkbp:stratotype
|
gptkb:Wenlock_Edge,_England
|
|
gptkbp:terrestrialLife
|
early terrestrial arthropods appeared
first vascular plants appeared
|
|
gptkbp:bfsParent
|
gptkb:Dragon
gptkb:Devonian_period
|
|
gptkbp:bfsLayer
|
4
|