Devonian Period

E91781

The Devonian Period was a division of the Paleozoic Era characterized by the diversification of fish, the first significant colonization of land by plants and early tetrapods, and major reef-building in the oceans.

AI illustration

How this image was made

AI-generated illustration of Devonian Period

This AI-generated illustration was produced by black-forest-labs/FLUX.2-dev (1024x1024) from a prompt written by openai/gpt-oss-120b from the entity's label + description.

Prompt

Generate an image of the Devonian Period (The Devonian Period was a division of the Paleozoic Era characterized by the diversification of fish, the first significant colonization of land by plants and early tetrapods, and major reef-building in the oceans.)

All labels observed (7)

Label Occurrences
Devonian Period canonical 20
Devonian period 18
Devonian 13

How this entity was disambiguated

Statements (51)

Predicate Object
instanceOf geological period ⓘ
stratigraphic unit ⓘ
characterizedBy diversification of fish ⓘ
early tetrapod evolution ⓘ
first significant colonization of land by plants ⓘ
major reef-building in oceans ⓘ
climate generally warm ⓘ
high sea levels ⓘ
containsAge Eifelian ⓘ
Emsian ⓘ
Famennian ⓘ
Frasnian ⓘ
linked to: Devonian Period

Givetian ⓘ
Lochkovian ⓘ
Pragian ⓘ
definedBy International Commission on Stratigraphy ⓘ
duration about 60 million years ⓘ
end about 359 million years ago ⓘ
endedWith Late Devonian extinction events ⓘ
follows Silurian Period ⓘ
linked to: Silurian
hasSubdivision Early Devonian ⓘ
Late Devonian ⓘ
Middle Devonian ⓘ
marineLife ammonoid cephalopod radiation ⓘ
lobe-finned fish diversification ⓘ
placoderm fish diversification ⓘ
ray-finned fish diversification ⓘ
rugose coral reefs ⓘ
stromatoporoid reefs ⓘ
tabulate coral reefs ⓘ
massExtinction Frasnian–Famennian extinction event ⓘ
Hangenberg event ⓘ
Kellwasser events ⓘ
namedAfter Devon, England ⓘ
linked to: Devon
namedBy Adam Sedgwick ⓘ
Roderick Murchison ⓘ
nicknamed Age of Fishes ⓘ
paleogeography Acadian orogeny ⓘ
Gondwana supercontinent ⓘ
linked to: Gondwana

Laurussia continent ⓘ
Variscan orogeny initiation ⓘ
closing of Iapetus Ocean ⓘ
partOf Paleozoic Era ⓘ
precedes Carboniferous Period ⓘ
start about 419 million years ago ⓘ
terrestrialLife arthropod colonization of land ⓘ
early forests ⓘ
early tetrapods ⓘ
first seed plants ⓘ
vascular plant diversification ⓘ
typeLocality Devon, England ⓘ
linked to: Devon

How these facts were elicited

Referenced by (61)

Full triples — surface form annotated when it differs from this entity's canonical label.

Phanerozoic Eon → contains → Devonian Period ⓘ
Paleozoic Era → contains → Devonian Period ⓘ
Early Devonian → partOf → Devonian Period ⓘ
Devonian Fossil Gorge → geologicAge → Devonian period ⓘ
linked to: Devonian Period
Carboniferous period → follows → Devonian period ⓘ
linked to: Devonian Period
Petoskey stones → geologicalPeriod → Devonian ⓘ
linked to: Devonian Period
Devonian Period → containsAge → Frasnian ⓘ
linked to: Devonian Period
closure of Iapetus Ocean → endTime → Devonian Period ⓘ
Agnatha → highDiversityIn → Devonian period ⓘ
linked to: Devonian Period
Acadian orogeny → startTime → Devonian period ⓘ
linked to: Devonian Period
Acadian orogeny → endTime → Devonian period ⓘ
linked to: Devonian Period
Late Devonian extinction → occursIn → Devonian period ⓘ
linked to: Devonian Period
Variscan orogeny → startTime → Devonian Period ⓘ
Pridoli Epoch → precedes → Devonian Period ⓘ
Middle Devonian → partOf → Devonian Period ⓘ
Lochkovian → partOf → Devonian Period ⓘ
Lochkovian → isEarliestAgeOf → Devonian Period ⓘ
Pen y Fan → formedIn → Devonian period ⓘ
linked to: Devonian Period
Windjana Gorge National Park → geologicalAge → Devonian period ⓘ
linked to: Devonian Period
Gilboa, New York → geologicalEraRepresented → Devonian period ⓘ
linked to: Devonian Period
Mereenie Sandstone → geologicalPeriod → Devonian ⓘ
linked to: Devonian Period
Insecta → earliestFossilRecord → Devonian period ⓘ
linked to: Devonian Period
Lachlan Fold Belt → formedDuring → Devonian period ⓘ
linked to: Devonian Period
Elasmobranchii → firstAppearance → Devonian period ⓘ
linked to: Devonian Period
Holocephali → firstAppearance → Devonian_period ⓘ
linked to: Devonian Period
Age of Fishes → refersTo → Devonian Period ⓘ
Laurussia → existedDuringPeriod → Devonian Period ⓘ
subject linked to: Laurussia continent
Late Devonian → partOf → Devonian Period ⓘ
Cephalaspidomorphi (sensu lato) → livedIn → Devonian period ⓘ
linked to: Devonian Period
Anaspida → lastAppearance → Devonian period ⓘ
linked to: Devonian Period
Laurussia → formedInGeologicPeriod → Devonian Period ⓘ
Laurussia → existedDuringGeologicPeriod → Devonian Period ⓘ
Euramerica → formedInGeologicPeriod → Devonian Period ⓘ
Fossil Park → geologicalPeriod → Devonian ⓘ
linked to: Devonian Period
Lochkovian Epoch → partOf → Devonian Period ⓘ
Emsian–Eifelian boundary → partOf → Devonian System ⓘ
linked to: Devonian Period
Eifelian → partOf → Devonian period ⓘ
linked to: Devonian Period
Lochkov → geologicalSystemRepresented → Devonian System ⓘ
linked to: Devonian Period
Klonk Section → nextSystem → Devonian System ⓘ
linked to: Devonian Period
Klonk Section → timeScaleUnit → Devonian Period ⓘ
Rhyniales → latestAppearance → Devonian period ⓘ
linked to: Devonian Period
Givetian–Frasnian boundary → partOf → Devonian System ⓘ
linked to: Devonian Period
Givetian–Frasnian boundary → isWithin → Devonian Period ⓘ
Three Forks Formation → subdivisionOf → Devonian System ⓘ
subject linked to: Three Forks formation
linked to: Devonian Period
Falls of the Ohio area → hasGeologicalPeriod → Devonian ⓘ
linked to: Devonian Period
Beacon Supergroup → geologicPeriod → Devonian ⓘ
linked to: Devonian Period
Subcommission on Devonian Stratigraphy → appliesTo → Devonian Period ⓘ
Fan Brycheiniog → formedIn → Devonian period ⓘ
linked to: Devonian Period