Statements (18)
Predicate | Object |
---|---|
gptkbp:instanceOf |
geological formation
|
gptkbp:beganIn |
86.3 million years ago
|
gptkbp:definedIn |
gptkb:Henri_Coquand
|
gptkbp:endDate |
83.6 million years ago
|
gptkbp:followedBy |
Coniacian stage
|
gptkbp:GSSPYear |
2012
|
https://www.w3.org/2000/01/rdf-schema#label |
Santonian stage
|
gptkbp:location |
Quarry near Olazagutia, Spain
|
gptkbp:lowerBoundaryDefinedBy |
First appearance of the inoceramid bivalve Cladoceramus undulatoplicatus
|
gptkbp:namedAfter |
gptkb:Santon,_France
|
gptkbp:partOf |
gptkb:Late_Cretaceous
|
gptkbp:precededBy |
gptkb:Campanian_stage
|
gptkbp:stratigraphicUnitOf |
gptkb:Cretaceous_System
|
gptkbp:timespan |
2.7 million years
|
gptkbp:upperBoundaryDefinedBy |
First appearance of the crinoid Marsupites testudinarius
|
gptkbp:usedIn |
gptkb:International_Chronostratigraphic_Chart
|
gptkbp:bfsParent |
gptkb:Campanian_stage
|
gptkbp:bfsLayer |
7
|