|
gptkbp:instanceOf
|
geological formation
|
|
gptkbp:climate
|
generally warm and stable
|
|
gptkbp:continent
|
Laurentia, Baltica, Siberia, Gondwana
|
|
gptkbp:dividedInto
|
gptkb:Llandovery
gptkb:Pridoli
gptkb:Wenlock
gptkb:Ludlow
|
|
gptkbp:duration
|
about 24.6 million years
|
|
gptkbp:endDate
|
about 419.2 million years ago
|
|
gptkbp:firstTerrestrialAnimals
|
millipedes
arachnids
primitive centipedes
|
|
gptkbp:firstVascularPlants
|
gptkb:Baragwanathia
gptkb:Cooksonia
|
|
gptkbp:followedBy
|
gptkb:Devonian_Period
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Silurian Period
|
|
gptkbp:marineLife
|
gptkb:eurypterids
jawless fish
corals
brachiopods
crinoids
trilobites
|
|
gptkbp:namedFor
|
gptkb:Roderick_Murchison
|
|
gptkbp:nameOrigin
|
Silures, an ancient Celtic tribe
|
|
gptkbp:notableFor
|
first appearance of jawed fish
diversification of early land plants
stabilization of Earth's climate after Ordovician glaciation
development of coral reefs
first known terrestrial arthropods
|
|
gptkbp:notableSite
|
gptkb:Baragwanathia
gptkb:Cooksonia
gptkb:Ludlow,_England
gptkb:Gotland
gptkb:Yunnan,_China
gptkb:Wenlock_Edge
gptkb:Pterygotus
gptkb:Eurypterus
|
|
gptkbp:partOf
|
gptkb:Paleozoic_Era
|
|
gptkbp:precededBy
|
gptkb:Ordovician_Period
|
|
gptkbp:significantEvent
|
recovery from Late Ordovician mass extinction
expansion of shallow seas
evolution of bony fish
|
|
gptkbp:significantExtinctions
|
gptkb:Ireviken_event
gptkb:Lau_event
gptkb:Mulde_event
|
|
gptkbp:startDate
|
about 443.8 million years ago
|
|
gptkbp:thrustSeaLevel
|
high, with widespread shallow seas
|
|
gptkbp:bfsParent
|
gptkb:Late_Silurian
gptkb:Paleozoic_Era
gptkb:Phanerozoic_Eon
gptkb:Ordovician-Silurian_extinction_event
|
|
gptkbp:bfsLayer
|
6
|