نتایج جستجو برای: upper permian

تعداد نتایج: 207735  

A. Bahrami H. Ameri M. Yazdi

The aim of this study is to bridge a gap in the existence of Trilobites in the marine Permian successions of Iran by exploring a stratigraphic section of the Permian in Jamal Formation (Dizlu section).  Based on comprehensive field studies and laboratory investigations three Trilobite specimens were identified in the study area including Pseudophillipsia (Carniphillipsia) dizluensis sp. nov., P...

2010
L. A. SPALLETTI

Permian red beds of the De La Cuesta Formation in the Sierra de Narváez (Paganzo Basin, northwestern Argentina) are essentially composed of sandstones associated with mudstones and subordinate conglomerates. Facies distributions and stacking patterns indicate that these sediments resulted from the interaction between aeolian and ephemeral fluvial systems, and are represented by aeolian dune, dr...

Journal: :Global change biology 2017
Matthew E Clapham

Multistressor global change, the combined influence of ocean warming, acidification, and deoxygenation, poses a serious threat to marine organisms. Experimental studies imply that organisms with higher levels of activity should be more resilient, but testing this prediction and understanding organism vulnerability at a global scale, over evolutionary timescales, and in natural ecosystems remain...

2013
Wladyslaw Altermann

T h e Permo-Carboniferous sedimentary facies development in Thai land reflects the late V a r i s c a n orogeny in S E A s i a . During the Carboniferous and Permian, a N S trending trough separated the " S h a n T h a i C r a t o n " and the " Indosinia C r a t o n " . In this pelagic basin, deposition of ribbon cherts continued from pre-Asselian to Kubergandian. I n L o w e r Permian, carbona...

Journal: :International Journal of Earth Sciences 2022

Abstract In the central Southern Alps (N Italy) some well-preserved Permian extensional structures, that exceptionally escaped Alpine deformation, have been recently identified. Their analysis offers important insights for interpretation of post-Variscan tectonics affecting during Permian. We describe here a previously unknown fault system related to development Early Orobic Basin, where large ...

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