The global boundary Stratotype Section and Point (GSSP) for the base of the Cenomanian Stage, Mont Risou, Hautes-Alpes, France

Following the unanimous recommendation of the International Commission on Stratigraply, the Global boundary Stratotype Section and Point (GSSP) for the base of the Cenomanian Stage is defined at a level 36 metres below, the top of the Marnes Bleues Formation, a level that corresponds to the the firs...

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Bibliographic Details
Main Authors: Kennedy, W, Gale, A, Lees, J, Caron, M
Format: Article in Journal/Newspaper
Language:English
Published: 2016
Subjects:
Planktonic foraminifera
Online Access:https://ora.ox.ac.uk/objects/uuid:154bef92-b8a8-4080-8cf3-7c4b30a914be
Description
Summary:Following the unanimous recommendation of the International Commission on Stratigraply, the Global boundary Stratotype Section and Point (GSSP) for the base of the Cenomanian Stage is defined at a level 36 metres below, the top of the Marnes Bleues Formation, a level that corresponds to the the first appearance of the planktonic foraminiferan Rotalipora globotruncanoides Sigal, 1948, air the south side of Mont Risou, east of Rosans, Haute-Alpes, France, where it can be placed in the context of a series of secondary marker levels based on nannofossils, planktonic foraminifera, ammonites, and an ornate δ13C curve.

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