Results 41 to 50 of about 139,127 (283)

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

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

Indigenous demosponge spicules in a Late Devonian stromatoporoid basal skeleton from the Frasnian of Belgium [PDF]

open access: yes, 2014
This paper records the first example of a demosponge spicule framework in a single specimen of a Devonian stromatoporoid from the Frasnian of southern Belgium.
Alvarez   +51 more
core   +1 more source

Petrogenesis of Mesozoic granitoids and volcanic rocks in south China : a response to tectonic evolution.

open access: yes, 2006
This paper summarizes the new results on the petrogenesis of Mesozoic granitoids and volcanic rocks in South China. The authors propose that these rocks were formed in time and space as a response to regional tectonic regime change from the continent ...
Xinmin Zhou   +4 more
semanticscholar   +1 more source

Indosinian high-strain deformation for the Yunkaidashan tectonic belt, south China : Kinematics and 40Ar/39Ar geochronological constraints [PDF]

open access: yes, 2007
Structural and 40Ar/39Ar data from the Yunkaidashan Belt document kinematic and tectonothermal characteristics of early Mesozoic Indosinian orogenesis in the southern part of the South China Block.
Bureau of Geology and Mineral Resources of Guangdong Province (GDBGMR)   +90 more
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

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

Possible Spatial Distribution of the Mesozoic Volcanic Arc in the Present‐Day South China Sea Continental Margin and Its Tectonic Implications

open access: yesJournal of Geophysical Research: Solid Earth, 2018
The distribution of the Late Mesozoic volcanic arc in the South China Sea (SCS) continental margin has long been a controversial topic due to its significance in understanding the transition mechanism of a margin from subduction to extension.
Fucheng Li, Zhen Sun, Hongfeng Yang
semanticscholar   +1 more source

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