Early Cretaceous life, climate and anoxia

KB Föllmi - Cretaceous Research, 2012 - Elsevier
Early Cretaceous life and the environment were strongly influenced by the accelerated
break up of Pangaea, which was associated with the formation of a multitude of rift basins …

[HTML][HTML] A review on palaeogeographic implications and temporal variation in glaucony composition

S Banerjee, U Bansal, AV Thorat - Journal of Palaeogeography, 2016 - Elsevier
This study presents a review on palaeogeographic implications and temporal variations of
glaucony covering both modern and ancient records. Phanerozoic glaucony preferably …

Strontium and carbon-isotope chronostratigraphy of Barremian–Aptian shoal-water carbonates: Northern Tethyan platform drowning predates OAE 1a

S Huck, U Heimhofer, N Rameil, S Bodin… - Earth and Planetary …, 2011 - Elsevier
A widely accepted hypothesis proposes that the Early Aptian demise of carbonate platforms
in the northern Tethyan realm reflects the impact of environmental changes that eventually …

Carbon-isotope stratigraphy of Early Cretaceous (Urgonian) shoal-water deposits: Diachronous changes in carbonate-platform production in the north-western Tethys

S Huck, U Heimhofer, A Immenhauser, H Weissert - Sedimentary Geology, 2013 - Elsevier
Carbonate platforms are highly sensitive ecological systems that typically show rapid and
characteristic response modes to environmental and climatic changes acting both on a …

Estimating the impact of early diagenesis on isotope records in shallow-marine carbonates: A case study from the Urgonian Platform in western Swiss Jura

A Godet, C Durlet, JE Spangenberg… - Palaeogeography …, 2016 - Elsevier
The poor preservation of sedimentological and geochemical evidence often hampers the
identification of subaerial exposure surfaces in carbonate platform successions. Such …

Drowning unconformities: Palaeoenvironmental significance and involvement of global processes

A Godet - Sedimentary Geology, 2013 - Elsevier
Drowning unconformities are stratigraphic key surfaces in the history of carbonate platforms.
They mostly consist in the deposition of deep marine facies on top of shallow marine …

L'Estellon (Baronnies, France), a" Rosetta Stone" for the Urgonian biostratigraphy

B Granier, B Clavel, M Moullade, R Busnardo… - Carnets de Géologie …, 2013 - hal.science
Shallow-water assemblages of transported (" freshly reworked") bioclasts (mainly
orbitolinids and dasycladales) are observed in the deeper facies of the" Vocontian …

Revising the timing and causes of the Urgonian rudistid-platform demise in the Mediterranean Tethys

C Frau, AJB Tendil, A Pohl, C Lanteaume - Global and Planetary Change, 2020 - Elsevier
The widespread demise of the Urgonian rudistid-platform ecosystem in the Mediterranean
Tethys was so far considered as a progressive phenomenon starting at the Barremian …

Map** the rise and demise of Urgonian platforms (Late Hauterivian-Early Aptian) in southeastern France and the Swiss Jura

B Clavel, MA Conrad, R Busnardo, J Charollais… - Cretaceous …, 2013 - Elsevier
Lower Cretaceous carbonate deposits historically called “Urgonian limestones” are widely
exposed around the margins of the Vocontian basin in southeastern France and in the …

Platform-to-basin anatomy of a Barremian–Aptian Tethyan carbonate system: New insights into the regional to global factors controlling the stratigraphic architecture of …

AJB Tendil, C Frau, P Léonide, F Fournier… - Cretaceous …, 2018 - Elsevier
The recognition of regional ammonite bio-events spanning the late Barremian–early Aptian
interval in Provence invalidates previous chronostratigraphic models of the Urgonian …