Results 71 to 80 of about 190 (173)

First putative occurrence in the fossil record of choanoflagellates, the sister group of Metazoa. [PDF]

Sci Rep, 2023
Fonseca C, Mendonça Filho JG, Reolid M, Duarte LV, de Oliveira AD, Souza JT, Lézin C.   +6 more
europepmc   +1 more source

Maastrichtian Anoxia and Its Influence on Organic Matter and Trace Metal Patterns in the Southern Tethys Realm of Egypt during Greenhouse Variability. [PDF]

ACS Omega, 2023
Fathy D, Wagreich M, Fathi E, Ahmed MS, Leila M, Sami M.   +5 more
europepmc   +1 more source

Short-Term Sea-Level Changes and Sequence Stratigraphy of the Mid-Cretaceous Kharita Formation Reservoirs in Egypt: Insights from Geochemical and Palynological Data. [PDF]

ACS Omega, 2022
Mansour A, Wagreich M, Ahmed MS, Tahoun SS, Gentzis T.   +4 more
europepmc   +1 more source

Biomarker and compound-specific isotope records across the Toarcian CIE at the Dormettingen section in SW Germany. [PDF]

Int J Earth Sci, 2022
Ajuaba S, Sachsenhofer RF, Bechtel A, Galasso F, Gross D, Misch D, Schneebeli-Hermann E.   +6 more
europepmc   +1 more source

Тhe geological structure and biostratigraphic division of amber-bearing Paleogene deposits of the «Drevlianska» site, Zhytomyr Polissia

Вісник Харківського національного університету імені В.Н. Каразіна. Серія Геологія. Географія. Екологія
Problems Statement and Purpose. The relevance of this study is determined by the need to apply modern bio- and lithostratigraphic methods to clarify the age and paleogeographic conditions of accumulation of amber-bearing strata in Zhytomyr Polissya. This
Andriy Matveev, Tetiana Shevchenko, Serhii Mamchur, Yaroslav Kurepa   +3 more
doaj   +1 more source

KEROGEN CHARACTERIZATION OF THE VACA MUERTA FORMATION (TITHONIAN–VALANGINIAN), AT MALLÍN QUEMADO AND PUERTA CURACO, NEUQUÉN BASIN, CENTRAL-WEST PATAGONIA, ARGENTINA. PALYNOFACIES AND GEOCHEMICAL APPROACH

Publicación Electrónica de la Asociación Paleontológica Argentina
This contribution integrates palynofacies, organic geochemical and sedimentological analyses to characterize the depositional environment and the kerogen properties related to the hydrocarbon source potential of the Vaca Muerta Formation at the Mallín ...
Luis Sebastián Agüero, Daniela Elizabeth Olivera, Marcelo Adrián Martínez, Germán Otharán   +3 more
doaj   +1 more source

Paleoceanography and dinoflagellate cyst stratigraphy across the Lower-Middle Pleistocene Subseries (Calabrian-Chibanian Stage) boundary at the Chiba composite section, Japan. [PDF]

Prog Earth Planet Sci, 2021
Balota EJ, Head MJ, Okada M, Suganuma Y, Haneda Y.   +4 more
europepmc   +1 more source

Lethal microbial blooms delayed freshwater ecosystem recovery following the end-Permian extinction. [PDF]

Nat Commun, 2021
Mays C, McLoughlin S, Frank TD, Fielding CR, Slater SM, Vajda V.   +5 more
europepmc   +1 more source

PALYNOFACIES ANALYSIS OF PSA-1 WELL SEDIMENTS, NIGER DELTA BASIN: IMPLICATIONS FOR PALEOENVIRONMENTAL RECONSTRUCTION

FUDMA JOURNAL OF SCIENCES
The Niger Delta basin is an important geological region of economic significance, serving as a critical oil and gas exploration area. Hence, there is a need to comprehend the geological history and environmental changes within the basin. Detailed palynofacies analyses, which provide crucial insights into paleoenvironmental conditions and organic matter
Goodness Eleojo Joseph, Tope Shade Alege, Atabo Nathaniel Odoma   +2 more
openaire   +1 more source

Hydrocarbon source rock potential of the Late Cretaceous sediments in the Asaga–Ohafia Axis, Afikpo Basin, Nigeria: Insights from facies and kerogen analyses

Energy Geoscience
This study investigated the hydrocarbon source rock potential of the Late Cretaceous Mamu and Nkporo formations in the Asaga–Ohafia Axis, Afikpo Basin, southeastern Nigeria, using integrated facies analysis, organic geochemical and palynofacies data ...
Samuel Okechukwu Onyekuru, Timothy Chibuike Anyanwu, Kenneth Okechukwu Nwosu, Ifeyinwa Juliana Ofoh, Francis Begianpuye Akiang, Obinna Chigoziem Akakuru, Onyema Uchenna Achukwu–Ononye, Kalu Kalu Ibe, Godwin Okumagbe Aigbadon   +8 more
doaj   +1 more source