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Santonian

The Santonian is an age in the geologic timescale or a chronostratigraphic stage. It is a subdivision of the Late Cretaceous Epoch or Upper Cretaceous Series. It spans the time between 85.7 ± 0.2 mya (million years ago) and 83.6 ± 0.2 mya. The Santonian is preceded by the Coniacian and is followed by the Campanian.

Stratigraphic definition & Overview

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Celestial body
Earth
Chronological unit
Age
Lower boundary definition
FAD of the Inoceramid Bivalve Cladoceramus undulatoplicatus
Lower GSSP ratified
January 2013
Name formality
Formal
Regional usage
Global (ICS)

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Stratigraphic definition

Literature

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Santonian

Nodes38
Edges37
Triples49
Avg. degree1.95
Density0.052632
Components1

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Santonian

Top relations

related to Stratigraphic definition · 22
Santonian → Bottaccione, Campanian Stage, Cladoceramus, Cretaceous Stratigraphy, French, GSSP, Gubbio, Henri Coquand, It, Italy, Marsupites, October, Olazagutia, Saintes, Saintonge, Santonian Stage, Spain, Subcommission, The, The GSSP
related to Subdivision · 8
Santonian → Biostratigraphy, In, Lower, Middle, Placenticeras, Tethys, The Santonian, Upper Substages
related to External links · 5
Santonian → GeoWhen Database, ICSStratigraphic, Late Cretaceous, Norges Network, SantonianLate Cretaceous
Celestial body · 1
Santonian → Earth
Chronological unit · 1
Santonian → Age
Lower boundary definition · 1
Santonian → FAD of the Inoceramid Bivalve Cladoceramus undulatoplicatus
Lower boundary GSSP · 1
Santonian → Olazagutia, Spain .mw-parser-output .geo-default,.mw-parser-output .geo-dms,.mw-parser-output .geo-dec{display:inline}.mw-parser-output .geo-nondefault,.mw-parser-output .geo-mu…
Lower GSSP ratified · 1
Santonian → January 2013
Name formality · 1
Santonian → Formal
Regional usage · 1
Santonian → Global (ICS)

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Important terminology

stage cretaceous ics subdivision campanian years ago late base upper time 85 stratigraphic gssp age coniacian mw-parser-output scale ratified 83

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
SantonianCelestial bodyEarth1.00infobox
SantonianChronological unitAge1.00infobox
SantonianLower boundary definitionFAD of the Inoceramid Bivalve Cladoceramus undulatoplicatus1.00infobox
SantonianLower boundary GSSPOlazagutia, Spain .mw-parser-output .geo-default,.mw-parser-output .geo-dms,.mw-parser-output .geo-dec{display:inline}.mw-parser-output .geo-nondefault,.mw-parser-output .geo-mu…1.00infobox
SantonianLower GSSP ratifiedJanuary 20131.00infobox
SantonianName formalityFormal1.00infobox
SantonianRegional usageGlobal (ICS)1.00infobox
SantonianStratigraphic unitStage1.00infobox
SantonianTime scale(s) usedICS Time Scale1.00infobox
SantonianTime span formalityFormal1.00infobox
SantonianUpper boundary definitionBase of Chron C33r1.00infobox
SantonianUpper boundary GSSPBottaccione, Gubbio, Italy 43°21′46″N 12°34′58″E / 43.3627°N 12.5828°E / 43.3627; 12.58281.00infobox
SantonianUpper GSSP ratifiedOctober 20221.00infobox
Santonianis aage in the geologic timescale or a chronostratigraphic stage0.90text

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