Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
mass extinction event
|
| gptkbp:affects |
brachiopods
trilobites ammonoids stromatoporoids |
| gptkbp:alsoKnownAs |
gptkb:Frasnian-Famennian_extinction
|
| gptkbp:associatedWith |
global cooling
sea level changes anoxic events |
| gptkbp:borders |
gptkb:Frasnian_and_Famennian_stages
|
| gptkbp:causeOfExtinction |
many marine species
placoderm fishes reef-building organisms |
| gptkbp:followedBy |
gptkb:Hangenberg_event
|
| https://www.w3.org/2000/01/rdf-schema#label |
Kellwasser event
|
| gptkbp:namedAfter |
gptkb:Kellwassertal,_Germany
|
| gptkbp:occurredAround |
372 million years ago
|
| gptkbp:occurredIn |
gptkb:Late_Devonian_period
|
| gptkbp:precededBy |
gptkb:Givetian_extinction
|
| gptkbp:significance |
one of the five major mass extinctions
|
| gptkbp:studiedIn |
paleontology
|
| gptkbp:bfsParent |
gptkb:Devonian_period
|
| gptkbp:bfsLayer |
4
|