Results 1 to 10 of about 178 (157)

Cretaceous-Tertiary Foraminifera and Palynomorphs from Djega Section and Inferred Paleodepositional Environments, Rio Del Rey Basin, Cameroon, West Africa. [PDF]

open access: yesScientificWorldJournal, 2018
Late Cretaceous‐Paleocene foraminiferans and palynomorphs were recovered from the upper section of the Djega outcrop in the Rio del Rey Basin. Only a few planktonic foraminiferan species of the genera Heterohelix and Hedbergella were recovered among an assemblage dominated by calcareous and agglutinated benthonics. Marine dinocysts are curiously absent
Anoh NO, Njoke ML, Elangwe ND.
europepmc   +2 more sources

Palynostratigraphy, Palynofacies, T-R Cycles and Paleoenvironments in the Middle Jurassic–Early Cretaceous Ramså Basin, Andøya, Northern Norway

open access: yesGeosciences (Switzerland), 2021
Palynostratigraphy and palynofacies analyses are applied to identify transgressive-regressive sequences and changes in paleoenvironment through the Middle Jurassic–Early Cretaceous succession of the Ramså Basin on Andøya. The conglomerate, the succeeding
Morten Smelror, Smelror Morten
exaly   +3 more sources

Integrating the palynostratigraphy, petrography, X-ray diffraction and scanning electron microscopy data for evaluating hydrocarbon reservoir potential of Jurassic rocks in the Kala Chitta Range, Northwest Pakistan

open access: yesJournal of Petroleum Exploration and Production, 2020
In this paper, we present the palynostratigraphy, petrography, scanning electron microscopy (SEM) and X-ray diffraction (XRD) investigations to evaluate hydrocarbon reservoir potential of the Jurassic clastic-carbonate mixed sequence of the Kala Chitta ...
Sajjad Ahmad   +2 more
exaly   +2 more sources

Permian palynostratigraphy of the Claromecó Basin, Argentina

open access: yesAlcheringa, 2014
The first palynozonation for Permian strata of the Claromeco Basin (Argentina) is formally proposed, based on palynological assemblages recovered from the UTAL.CMM1 La Estrella.x-1 and UTAL.CMM1 Cruz de Sur.x-1 boreholes, drilled on the Argentinian Continental Platform and correlation with established zones from neighbouring basins.
M Lucia Balarino
exaly   +3 more sources

Palynostratigraphy of the late Palaeozoic of Uruguay, Paraná Basin

open access: yesReview of Palaeobotany and Palynology, 2011
A biozonation for the Permian strata of Uruguay is proposed based on published data from boreholes 201, 221, CLSC 3, 4, 11, 13 and 24 drilled by Direccion Nacional de Mineria y Geologia of Uruguay (DINAMIGE), as well as two superficial samples and the samples from borehole 254, which are described here. Eighteen samples were retrieved from borehole 254
Angeles Beri
exaly   +3 more sources

PALYNOSTRATIGRAPHY OF THE PERMIAN FARAGHAN FORMATION IN THE ZAGROS BASIN, SOUTHERN IRAN

open access: yesRivista Italiana di Paleontologia e Stratigrafia, 2018
A detailed microfloristic study was conducted in the Faraghan Formation in nine boreholes drilled by the National Iranian Oil Company (NIOC) and in four outcrops in the Zagros Basin.
AMALIA SPINA   +4 more
doaj   +4 more sources

Stratigraphy of the Upper Jurassic to lowermost Cretaceous in the Rødryggen-1 and Brorson Halvø-1 boreholes, Wollaston Forland, North-East Greenland

open access: yesGEUS Bulletin, 2023
Two shallow cores drilled in northern Wollaston Forland, North-East Greenland, provide a combined section covering the upper Kimmeridgian (Upper Jurassic) – Barremian (Lower Cretaceous) and comprising the Bernbjerg, Lindemans Bugt, Palnatokes Bjerg and ...
Peter Alsen   +5 more
doaj   +1 more source

Late Devonian (Frasnian–Famennian) palynomorphs from the Padeha and Bahram Formations of Shahzadeh Mohammad section, northwest of Kerman, Iran

open access: yesActa Palaeobotanica, 2022
A diverse and well-preserved microphytoplankton assemblage is reported from a measured section of Frasnian–Famennian (Upper Devonian) Padeha and Bahram Formations in Shahzadeh Mohammad area, northwestern Kerman, southeast Iran. The palynoflora assemblage
Roghayeh Rouzegar, Péter Ozsvárt
doaj   +1 more source

Palynology of Early Cretaceous (Barremian to Aptian) hydrocarbon (methane) seep carbonates and associated mudstones, Wollaston Forland, Northeast Greenland

open access: yesActa Palaeobotanica, 2022
Palynostratigraphic and palynofacies analysis have been performed on hydrocarbon seep carbonate, carbonate nodule and mudstone samples from the Early Cretaceous Kuhnpasset Beds in the Kuhnpasset area of Wollaston Forland, Northeast Greenland.
Emil Bang   +5 more
doaj   +1 more source

Palynostratigraphy and palaeoecology of the Niur Formation, Tikdar section, northwest of Kerman, Central Iran [PDF]

open access: yesJournal of Stratigraphy and Sedimentology Researches, 2019
Diverse, moderately to well-preserved palynomorphs including acritarchs (sensu stricto), prasinophytes cyst, chitinozoans, scolecodonts, and spores occur in some surface samples (90 meters thereof) of the Niur Formation (200 m thick) at the Tikdar ...
Hossein Hashemi   +2 more
doaj   +1 more source

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