end-Cretaceous extinction

GPTKB entity

Statements (33)
Predicate Object
gptkbp:instanceOf mass extinction event
gptkbp:alsoKnownAs gptkb:Cretaceous–Paleogene_extinction_event
gptkb:Cretaceous–Tertiary_extinction_event
gptkb:K–Pg_extinction_event
gptkbp:borders gptkb:Paleogene_period
gptkb:Cretaceous_period
gptkbp:category gptkb:Phanerozoic_extinctions
events in the Cretaceous period
gptkbp:causedBy gptkb:volcanic_activity
climate change
asteroid impact
gptkbp:evidence gptkb:shocked_quartz
tektites
iridium layer in geological strata
gptkbp:followedBy gptkb:Paleogene_period
https://www.w3.org/2000/01/rdf-schema#label end-Cretaceous extinction
gptkbp:mainImpactSite gptkb:Chicxulub_crater
gptkbp:mainImpactSiteLocation gptkb:Yucatán_Peninsula,_Mexico
gptkbp:occurred approximately 66 million years ago
gptkbp:percentageOfSpeciesLost about 75%
gptkbp:precededBy gptkb:Cretaceous_period
gptkbp:relatedTo gptkb:Deccan_Traps_volcanic_eruptions
gptkbp:resultedIn extinction of non-avian dinosaurs
extinction of ammonites
extinction of many marine reptiles
extinction of many plant species
extinction of many invertebrate species
gptkbp:significance allowed mammals to diversify
major transition in Earth's biological history
gptkbp:studiedBy geologists
paleontologists
gptkbp:bfsParent gptkb:Cretaceous_period
gptkbp:bfsLayer 5