Results 101 to 110 of about 9,423 (214)

Albian ammonite biostratigraphy in Northwest Bulgaria

open access: yesGeologica Balcanica, 1991
The Albian Stage in Northwest Bulgaria is of more restricted occurrence compared to the other Lower Cretaceous Stages. It consists of marls interbedded by clayey limestones and by less common sandstones (Sumer Formation) and glauconitic sandstones, siltstones and marls (Malo Peštene Formation). The Albian sediments are of considerable thickness without
openaire   +1 more source

Distribution of Albian clastic deposits in the Benguela basin (Angola): evidence of a Benguela palaeocurrent?

open access: yes, 2009
13 pagesThe Albian clastic Tuenza Formation of the Benguela basin (south Angola) is described and its geographic distribution analysed in detail. From these observations, the existence of an Albian "PalaeoBenguela current" is proposed.
Bénard, Dominique   +3 more
core   +1 more source

Analysis of the heterogeneity of the results of hydrogeochemical monitoring of the Aptian-Albian-Cenomanian complex in the fields of Western Siberia

open access: yesИзвестия высших учебных заведений: Нефть и газ
This paper presents findings on the reservoir water of the Aptian-Albian-Cenomanian water-bearing complexes within the Western Siberian Artesian Basin, based on long-term monitoring conducted at oil and gas fields.
A. G. Plavnik   +3 more
doaj   +1 more source

CRETACEOUS HIGH-LATITUDE TERRESTRIAL ECOSYSTEMS: AN EXAMPLE FROM ALEXANDER ISLAND, ANTARCTICA

open access: yesPublicación Electrónica de la Asociación Paleontológica Argentina, 2015
A thin wedge of non-marine sedimentary strata occurs within the largely marine Fossil Bluff Group on Alexander Island, Antarctica. The late Albian Triton Point Member of the Neptune Glacier Formation records deposition by braided and meandering river ...
David J. Cantrill
doaj  

Albian ammonites of the Benguela Basin (Angola): a biostratigraphic framework.

open access: yes, 2007
20 pagesThe study of the Albian ammonite fauna of the sedimentary series in the Benguela Basin (Angola) allows a major revision of the biostratigraphy of the south Atlantic area.
Meister, Christian   +3 more
core   +1 more source

Ammonites and associated macrofauna around the Middle/Upper Albian boundary of the Hannover-Lahe core, northern Germany

open access: yes, 2007
The ammonite fauna from the Hannover-Lahe borehole, northern Germany, is described. The core comprises a monotonous claystone succession that is late Middle Albian Euhoplites nitidus ammonite Subzone at the base and early Late Albian C.
Erbacher, J.   +9 more
core   +1 more source

Les ostracodes de l'Albien-Turonien moyen de la région d'Antsiranana (Nord Madagascar) : systématique, paléoécologie et paléobiogéographie [Albian-Middle Turonian ostracodes from the Antsiranana region (northern Madagascar): systematics, palaeoecology and palaeobiogeography]

open access: yesCarnets de Géologie, 2009
Ostracode associations from the Antsiranana region, formerly Diego-Suarez, in northern Madagascar have been studied at a taxonomic level. In the Albian-middle Turonian interval, 29 species belonging to 21 genera have been recognized, 10 new species, one ...
Babinot Jean-François   +2 more
doaj  

Additions to Albian (Cretaceous) Crustacea from Iran

open access: yes, 2017
Dos especies de crustáceos son descritos de sedimentos del Albiano superior de Irán central. La pequeña langosta mecoquírida Huhtanka iranica n. sp.
Yazdi, Mehdi   +2 more
core  

El Espinal, a new plattenkalk facies locality from the Lower Cretaceous Sierra Madre Formation, Chiapas, southeastern Mexico

open access: yesRevista Mexicana de Ciencias Geológicas, 2018
A new plattenkalk facies locality with plants, invertebrates and vertebrates in laminar dolomitic limestones from the Albian of the lower part of the Sierra Madre Formation in central Chiapas is reported.
Francisco J. Vega   +4 more
doaj  

Some new British Albian Ostracoda

open access: yes, 1965
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +1 more source

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