Statements (19)
Predicate | Object |
---|---|
gptkbp:instanceOf |
geological formation
|
gptkbp:beganIn |
201.3 million years ago
|
gptkbp:category |
Geological time scales
Jurassic geochronology |
gptkbp:definedIn |
first appearance of ammonite Psiloceras spelae
|
gptkbp:endDate |
199.3 million years ago
|
gptkbp:followedBy |
Rhaetian stage
|
gptkbp:GSSPYear |
2010
|
https://www.w3.org/2000/01/rdf-schema#label |
Hettangian stage
|
gptkbp:location |
Kuhjoch section, Karwendel Mountains, Austria
|
gptkbp:namedAfter |
gptkb:Hettange-Grande
|
gptkbp:partOf |
gptkb:Jurassic_period
|
gptkbp:precededBy |
gptkb:Sinemurian_stage
|
gptkbp:rank |
gptkb:theatre
|
gptkbp:stratigraphicUnitOf |
gptkb:Lower_Jurassic
|
gptkbp:timespan |
about 2 million years
|
gptkbp:usedIn |
gptkb:International_Chronostratigraphic_Chart
|
gptkbp:bfsParent |
gptkb:Sinemurian-Pliensbachian_stages
|
gptkbp:bfsLayer |
7
|