Results 1 to 10 of about 43,902 (193)

The tetrapod fauna of the upper Permian Naobaogou Formation of China: 5. Caodeyao liuyufengi gen. et sp. nov., a new peculiar therocephalian [PDF]

open access: yesPeerJ, 2020
The upper Permian Naobaogou Formation has been the goal of recent contributions that notably increased the knowledge of its terrestrial vertebrate fauna and unravelled a hidden late Permian therocephalian diversity in China. Two very different species of
Jun Liu, Fernando Abdala
doaj   +3 more sources

Organic petrology and geochemistry evaluation of upper Permian source rocks in the Lower Yangtze Area [PDF]

open access: yesScientific Reports
The Upper Permian strata in the Lower Yangtze area represent a promising unconventional resource for exploration. Employing organic petrology and organic geochemistry analysis, this study investigates the characteristics of organic matter abundance ...
Qingfang Zhao   +6 more
doaj   +2 more sources

UPPER PERMIAN-TRIASSIC FACIES ZONES IN THE TRANSDANUBIAN RANGE

open access: yesRivista Italiana di Paleontologia e Stratigrafia, 2017
Facies patterns of the Upper Permian and Triassic formations within the Transdanubian Range are presented. Based on surface and subsurface data, facies maps were compiled for six time slices which served as a basis of the paleogeographic reconstructions.
JANOS HAAS, TAMAS BUDAI
doaj   +2 more sources

The correlation of the Komi-Permian and Komi-Zyryan elements in the vocabulary of the Upper-Kama idiom [PDF]

open access: yesФинно-угорский мир, 2023
Introduction. The Upper-Kama dialect is one of the varieties of the Komi language, which is rather common in the Afanasyevsky area of the Kirov region. The dialect is an intermediate idiom between the Komi-Permian and Komi-Zyryan languages.
Elena N. Fedoseeva
doaj   +1 more source

Biostratigraphy of conodonts and foraminifera of Upper Devonian - Lower Permian of the Padimey Area (north-east of Timan-Pechora petroleum Province) - new data [PDF]

open access: yesНефтегазовая геология: Теория и практика, 2022
The article considers new data on the biostratigraphy of the Upper Devonian Lower Permian of the Padimey Area (Vorkuta transverse uplift of the Cis-Uralian depression).
Zhuravlev A.V., Vevel Ya.A.
doaj   +1 more source

The geochemical characteristics, distribution of marine source rocks and gas exploration potential in the northwestern Sichuan Basin, China

open access: yesJournal of Natural Gas Geoscience, 2021
In recent years, the northwestern part of the Sichuan Basin has become a popular location for natural gas exploration. However, up to this point, the geochemical characteristics and distribution of marine source rocks in this area have not been ...
Guoyi Hu   +4 more
doaj   +1 more source

Prospects for the oil and gas content of the Upper Permian deposits of the southwestern part of the Vilyui syneclise based on the analysis of sedimentary environments and geochemical conditions of oil and gas content

open access: yesЗаписки Горного института, 2021
The article discusses the prospects for the oil and gas content of the Upper Permian deposits in the southwestern marginal part of the Vilyui syneclise.
Grigorii A. Cherdantsev   +1 more
doaj   +1 more source

New data on Upper Carboniferous–Lower Permian deposits of Bol'shevik Island, Severnaya Zemlya Archipelago [PDF]

open access: yesPolar Research, 2015
We present here a detailed study of the Upper Carboniferous–Lower Permian stratigraphy of Bol'shevik Island in the Severnaya Zemlya Archipelago, consisting of the analysis of sedimentary structures and lithostratigraphy, U/Pb detrital zircon dating and ...
Victoria B. Ershova   +5 more
doaj   +1 more source

Controlling effect of Late Paleozoic tectonic and sedimentary differentiation on multi-type gas reservoirs in Permian, Sichuan Basin

open access: yesShiyou shiyan dizhi, 2023
Based on the analysis of the Late Paleozoic global tectonic background and the tectonic environment of the Upper Yangtze area, the basin prototype and the Permian lithofacies paleogeography of the Sichuan Basin, combined with the understanding of the ...
Longlong LI   +6 more
doaj   +1 more source

New stratigraphic units of beds with the conchostracan fauna in the Upper Permian and Lower Triassic deposits of Eastern Europe and Siberia

open access: yesУчёные записки Казанского университета: Серия Естественные науки, 2021
The biostratigraphic analysis of conchostracans from the territory of Eastern Europe was based on the study of sections of the Middle–Upper Permian and Lower Triassic deposits of the Upper Volga, Middle Volga–Kama, Dvina–Mezen, and Pechora districts, all,
V.V. Zharinova
doaj   +1 more source

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