Results 31 to 40 of about 119 (65)

Long- and short-term hydroclimatic variabilities in the Aptian Tethys: Clues from the orbital chronostratigraphy of evaporite-rich beds in the Apennine carbonate platform (Mt. Faito, southern Italy)

open access: yes, 2015
The stratigraphic signature of the global Late Aptian cooling episode and sea level lowstand has been investigated in the Mt. Faito section of the Apennine Carbonate Platform (ApCP) of southern Italy.
GRAZIANO, ROBERTO, A. RASPINI
core   +1 more source

Sélaciens et Holocéphale du Gargasien de la région de Gargas (Vaucluse)

open access: yes, 1975
The Gargasian of the Gargas country has yielded an interesting fish fauna containing 14 selachian species, 2 of which are new : Anomotodon principalis nov. sp., and Rhinobatos picteti nov. sp., and one Holocephale species. The genus Notidanodon nov.
Cappetta, Henri
core   +1 more source

Les "marnes bleues" à nodules barytiques du Gargasien et de l'Albien de la fosse Vocontienne (sud-est de la France) : étude géochimique et minéralogique‎. Héritage, diagenèse, hydrothermalisme [PDF]

open access: yes, 1985
The Gargasian and Albian levels of the Vocontian Basin (South-East of France) consist of dark marl denominated "Marnes Bleues". They contain in many points, barytic nodules which have been studied by PAILLERET (1983).A mineralogical, granulometric and ...
Hite Prat, Sophie
core   +1 more source

Towards a standard ammonite zonation for the Aptian (Lower Cretaceous) of northern Mexico

open access: yesRevista Mexicana de Ciencias Geológicas, 2018
Detailed data on twenty-seven species of ammonites identified in three stratigraphic sections of northern Mexico, allow further refinement of the Aptian ammonite biozonations of previous authors. Four formal ammonite biozones are proposed.
Ricardo Barragán-Manzo   +1 more
doaj  

Etude paléontologique de quelques Rudistes de l'Aptien supérieur du Djebel Ouenza (Algérie Nord-Orientale)

open access: yes, 1983
Upper Aptian carbonates (Gargasian) from Djebel Ouenza con¬ tain an abondant rudist fauna. Requieniidae are well represented, especially by the following species : Requienia migliorinii, Toucasia carinata and T. patagiata.
Chikhi-Aouimeur, Fettouma
core   +1 more source

Decline and recovery of the Aptian carbonate factory in the Southern Apennine Carbonate Shelves (southern Italy): Climatic/oceanographic vs. local tectonic controls

open access: yes, 2013
The Cretaceous peri-Tethyan carbonate systems record alternating phases of vigourous development and rapid decay of the shallow-water carbonate factories. After reaching their maximum palaeogeographic extent during the early Bedoulian time, the carbonate
VIGORITO M   +4 more
core   +1 more source

Proposition pour l'établissement du GSSP de l'Aptien supérieur dans le Bassin d'Apt (Vaucluse, SE France) : Synthèse des données stratigraphiques [PDF]

open access: yes, 2017
International audienceThe synthesis of the stratigraphic data collected over more than a decade in the stratotypic area has made it possible to establish a composite section of the "Aptian marls" from the Grandis ammonite Subzone to the base of the ...
Tronchetti, Guy   +15 more
core   +1 more source

New insight on the stratigraphy of the "Upper Thamama" in offshore Abu Dhabi (U.A.E.)

open access: yesCarnets de Géologie, 2003
An integrated case study of field "A" in offshore Abu Dhabi found that the stratigraphic framework for the uppermost part of the so-called "Thamama Group" required revision.
Granier Bruno   +4 more
doaj  

Lower Cretaceous limestones from the northern part of Padurea Craiului (Osoiu Hill and Subpiatra sections): biostratigraphy and preliminary data on microbial structures

open access: yes, 2012
Two sections have been measured within the Lower Cretaceous deposits from the northern part of Pădurea Craiului: Osoiu Hill section and Subpiatră section.
Daoud, Hyam   +3 more
core   +1 more source

Les Douvilleiceratidae (Ammonoidea) de la région du stratotype historique de l'Aptien inférieur à Cassis-La Bédoule (SE de la France) [PDF]

open access: yes, 2008
Des recherches biostratigraphiques récentes dans les sédiments barrémo-aptiens du secteur de Cassis-La Bédoule (SE de la France) ont révélé une riche macrofaune de Douvilleiceratidae PARONA & BONARELLI, 1897.
Michel MOULLADE   +9 more
core   +1 more source

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