Statements (22)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
geological formation
|
| gptkbp:beganIn |
about 145 million years ago
|
| gptkbp:characterizedBy |
mass extinction event at end
widespread chalk deposits |
| gptkbp:contains |
gptkb:Lower_Cretaceous_Series
gptkb:Upper_Cretaceous_Series |
| gptkbp:endDate |
about 66 million years ago
|
| gptkbp:followedBy |
gptkb:Jurassic_System
|
| https://www.w3.org/2000/01/rdf-schema#label |
Cretaceous System
|
| gptkbp:location |
gptkb:Paris_Basin,_France
|
| gptkbp:namedAfter |
Chalk (Latin: creta)
|
| gptkbp:notableFor |
extinction of non-avian dinosaurs
breakup of supercontinent Pangaea flowering plants diversification |
| gptkbp:partOf |
gptkb:Mesozoic_Era
|
| gptkbp:precededBy |
gptkb:Paleogene_System
|
| gptkbp:recognizedBy |
gptkb:International_Commission_on_Stratigraphy
|
| gptkbp:usedIn |
geology
paleontology stratigraphy |
| gptkbp:bfsParent |
gptkb:Cenomanian
|
| gptkbp:bfsLayer |
6
|