Early Aptian δ13C and manganese anomalies from the historical Cassis-La Bédoule stratotype sections (S.E. France): relationship with a methane hydrate dissociation event and stratigraphic implications [PDF]
, 2005 International audienceComparison of oxygen and carbon isotope and manganese evolution curves in bulk carbonate from the historical Bedoulian stratotype (Cassis-La Bédoule area, Provence, France) reveals an important geochemical event (negative δ13C and ...
Bergen, Jim A. +7 more
core +3 more sources
About the stratigraphic position of the Lower Aptian Roloboceras hambrovi (Ammonoidea) level [PDF]
, 2008 International audienceIn the stratotype of the Lower Aptian substage the position of the assemblage that includes Roloboceras spp. and Megatyloceras spp. has been clearly established as being in the middle part of the upper Bedoulian.
Conte, Gabriel +3 more
core +3 more sources
The Deshayesitidae Stoyanov, 1949 (Ammonoidea) of the Aptian historical stratotype region at Cassis-La Bédoule (SE France) [PDF]
, 2006 International audienceOne of the significant results of the multidisciplinary investigations carried out during recent years in the Lower Aptian historical stratotype of the Cassis-La Bédoule region (South-Eastern France) was a proposal to update the ...
Conte, Gabriel +4 more
core +4 more sources
Palaeoecology of the Cenomanian amber forest of Sarthe (western France) [PDF]
, 2013 Cretaceous ambers have been discovered in France since the beginning of the 18th century. The best known are those from south-western France which are Late Albian-Early Cenomanian in age, but there are other important amber deposits in other regions ...
Breton, G. +3 more
core +5 more sources
Drilling of Early Cretaceaous Oceanic Anoxic Event 1a in southern France [PDF]
, 2010 The massive concentration of black, laminated, organic carbon-rich shales at certain time periods during the Cretaceous period (∼140–65 Ma) led to the concept of Oceanic Anoxic Events (OAEs).
Flögel, Sascha +2 more
core +2 more sources
Late Ordovician (post–Sardic) rifting branches in the North Gondwanan Montagne Noire and Mouthoumet massifs of southern France [PDF]
, 2015 Upper Ordovician–Lower Devonian rocks of the Cabrières klippes (southern Montagne Noire) and the Mouthoumet massif in southern France rest paraconformably or with angular discordance on Cambrian–Lower Ordovician strata.
Colmenar, Jorge +4 more
core +1 more source
La Formation de Jupille, nouvelle formation dans le Dévonien inférieur de la Haute-Ardenne (Belgique) [PDF]
, 2008 The Jupille Formation, new formation in the lower Devonian of the High-Ardenne (Belgium). A new formation named Jupille is proposed to better characterize in the High-Ardenne area the rocks interbedded between the La Roche (or Villé if La Roche is ...
Blockmans, S. +2 more
core
Le stratotype de l'Hettangien : une coupe protégée, d'autres sites à préserver... [PDF]
, 2013 Hettangian stratotype shows an example of preservation and valorisation of a scientifical historical place. Earth Story is understood thanks to geological heritage; this heritage is very vulnerable.
Hanzo, Micheline
core
, 2008 International audienceThe Total Organic Carbon (TOC) content of the Gargasian strata studied in their historical stratotype area is rather low (0.3% on average). Only a few levels show TOC values approaching 1.2%.
Baudin, François +2 more
core +2 more sources
Nouveaux biohorizons et propositions pour le découpage biozonal ammonitique du Barrémien supérieur du Sud-Est de la France [PDF]
, 2008 International audienceUn nouveau découpage biozonal ammonitique du Barrémien supérieur du Sud-Est de la France est proposé. Il tient compte des renouvellements fauniques, des données séquentielles ainsi que des données historiques.
Bersac, Stéphane +2 more
core +2 more sources