Cretaceous–Paleogene extinction event
GPTKB entity
Statements (26)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
mass extinction event
|
| gptkbp:alsoKnownAs |
gptkb:Cretaceous–Tertiary_extinction_event
gptkb:K–Pg_extinction_event |
| gptkbp:causedBy |
gptkb:volcanic_activity
climate change asteroid impact |
| gptkbp:demarcatedBy |
gptkb:K–Pg_boundary
|
| gptkbp:evidence |
gptkb:Chicxulub_crater
iridium layer |
| gptkbp:followedBy |
gptkb:Paleogene_period
|
| https://www.w3.org/2000/01/rdf-schema#label |
Cretaceous–Paleogene extinction event
|
| gptkbp:notableFor |
major faunal turnover
mass extinction of dinosaurs |
| gptkbp:occurredIn |
about 66 million years ago
end of Cretaceous period |
| gptkbp:precededBy |
gptkb:Cretaceous_period
|
| gptkbp:resultedIn |
extinction of non-avian dinosaurs
extinction of ammonites extinction of many marine reptiles extinction of many plant species loss of about 75% of Earth's species |
| gptkbp:significance |
beginning of Cenozoic Era
end of Mesozoic Era |
| gptkbp:studiedBy |
paleontologists
|
| gptkbp:bfsParent |
gptkb:Yucatán_Peninsula
|
| gptkbp:bfsLayer |
4
|