Results 51 to 60 of about 104,630 (326)

Characteristic and petroleum geology of the Mesozoic sags of the northern Qiongdongnan Basin

open access: yes地质科技通报, 2023
Mesozoic sags of the Qiongdongnan Basin are prospective areas for oil and gas discovery. To make petroleum breakthroughs in Mesozoic sags in the Qiongdongnan Basin, it is urgent to clarify the conditions of hydrocarbon accumulation and the favorable ...
Jitian Zhu   +6 more
doaj   +1 more source

DNA sequence evidence for speciation, paraphyly and a Mesozoic dispersal of cancellothyridid articulate brachiopods [PDF]

open access: yes, 2002
Because the classification of extant and fossil articulate brachiopods is based largely upon shell characters observable in fossils, it identifies morphotaxa whose biological status can, in practice, best be inferred from estimates of genetic divergence.
Cohen, B.L., Luter, C.
core   +1 more source

Formation and evolution of Yin'gen-E'ji'naqi Basin and prospects for oil and gas exploration

open access: yesShiyou shiyan dizhi, 2020
The Yin'gen-E'ji'naqi Basin is located in the central and western part of the Inner Mongolia autonomous region, with an area of about 123×103 km2. It is a continental rift basin with a low exploration degree in North China.
Hong'an ZHANG   +7 more
doaj   +1 more source

A Late Cretaceous mammal from Brazil and the first radioisotopic age for the Bauru Group [PDF]

open access: yesRoyal Society Open Science, 2018
In the last three decades, records of tribosphenidan mammals from India, continental Africa, Madagascar and South America have challenged the notion of a strictly Laurasian distribution of the group during the Cretaceous.
Mariela C. Castro   +8 more
doaj   +1 more source

Acritarchs of the Mesozoic of Ukraine

open access: yesВісник Харківського національного університету імені В.Н. Каразіна. Серія Геологія. Географія. Екологія, 2021
Introduction. Acritarchs are one of the orthostratigraphic groups of microfossils that are widely used in Proterozoic and Paleozoic biostratigraphy.
Olena Shevchuk, Kateryna Ivanchenko
doaj   +1 more source

About the book «When the Volga was the sea. Leviathan and the pilgrims»

open access: yesИзвестия высших учебных заведений: Геология и разведка, 2019
The reviewed book is a popular scientific summary of the Mesozoic fauna of the Volga region. Many remains of ichthyosaurs, plesiosaurs, mosasaurs, and pliosaurs, which are extremely important for understanding the evolution of Mesozoic marine reptiles ...
V. N. Komarov
doaj   +1 more source

Geological features and marble production qualities of Western Turkey [PDF]

open access: yes, 2019
Purpose. Isparta Angle occurs along the Mesozoic carbonate axis. Carbonated rocks forming the Taurus belt are continuous with allochthonous and autochthonous features.
Leventeli, Y, Ozcelik, M
core   +1 more source

Structure of the Mesozoic rocks in the Kuqa Basin (NW China)

open access: yesGeogaceta
The deformation of sub- and supra-salt structures in the Kuqa Basin exhibits a clear decoupling relationship. Difficulty in identifying deep structures below the Eocene regional detachment level has led to controversy over Cenozoic deformation affecting
Xiang Li, Ruth Soto , Hou Guiting
doaj   +1 more source

Functional diversity of marine ecosystems after the Late Permian mass extinction event [PDF]

open access: yes, 2014
Article can be accessed from http://www.nature.com/ngeo/journal/v7/n3/full/ngeo2079.htmlThe Late Permian mass extinction event was the most severe such crisis of the past 500 million years and occurred during an episode of global warming.
A Baud   +49 more
core   +1 more source

Reservoir Characteristics and Main Controlling Factors of the Mesozoic Volcanic Rocks in the D Oilfield in Southern Gentle Slope Zone of the Laizhouwan Sag

open access: yesFrontiers in Earth Science, 2021
The Mesozoic volcanic rocks are widely developed in the Bohai Bay basin. The D oilfield, located in the southeast of the Bohai Bay Basin, is a Cenozoic depression developed on the base of the Mesozoic.
Jun Xie   +7 more
doaj   +1 more source

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