Cretaceous-Paleogene extinction

GPTKB entity

Predicate	Object
gptkbp:instanceOf	mass extinction event
gptkbp:alsoKnownAs	gptkb:Cretaceous-Tertiary_extinction gptkb:K-Pg_extinction gptkb:K-T_extinction
gptkbp:asteroidImpactLocation	gptkb:Chicxulub_crater gptkb:Yucatán_Peninsula
gptkbp:borders	gptkb:Paleogene_period gptkb:Cretaceous_period
gptkbp:category	geology paleontology mass extinctions events in Earth's history
gptkbp:causedBy	gptkb:volcanic_activity climate change asteroid impact sea level changes
gptkbp:causeOfExtinction	gptkb:ammonites pterosaurs non-avian dinosaurs many plant species many bird species many marine invertebrates many marine reptiles many plankton species many terrestrial animals
gptkbp:evidence	gptkb:shocked_quartz fossil specimen iridium layer tektites
gptkbp:followedBy	gptkb:Cenozoic_era rise of mammals
https://www.w3.org/2000/01/rdf-schema#label	Cretaceous-Paleogene extinction
gptkbp:occurred	approximately 66 million years ago
gptkbp:percentageOfSpeciesLost	about 75%
gptkbp:relatedTo	gptkb:Devonian_extinction gptkb:Ordovician-Silurian_extinction gptkb:Permian-Triassic_extinction gptkb:Triassic-Jurassic_extinction
gptkbp:significance	major evolutionary turnover beginning of Cenozoic era end of Mesozoic era
gptkbp:studiedBy	biologists geologists paleontologists
gptkbp:volcanicActivityLocation	gptkb:Deccan_Traps
gptkbp:bfsParent	gptkb:Brachiopoda
gptkbp:bfsLayer	6