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搜索结果: 1-9 共查到理学 Early Cretaceous相关记录9条 . 查询时间(0.078 秒)
The Gnetales are a higher group of Gymnosperms, but our current knowledge of the morphology of the early Gnetales is lacking. Most known specimens are fragmentary, which makes it difficult to elucidat...
The ophiolitic remnants of the Upper Mesozoic Rocas Verdes basin in southernmost South America were studied from the perspectives of petrography, chemistry of minerals, bulk-rock geochemistry, and U–...
Early Cretaceous (~129 Ma) silicic rocks crop out in SE Uruguay between the Laguna Merín and Santa Lua basins in the Lascano, Sierra São Miguel, Salamanca and Minas areas. They are mostly rhyol...
A new genus and species of eutherian mammal, Acristatherium yanensis gen. et sp. nov., is described from the Early Cretaceous Jehol biota, China. The new taxon is based on a partial skull that is pre...
A fossil with Gnetum affinity was found in the Jianshangou Member (Barremian Age) of the Yixian Formation (Lower Cretaceous Epoch) of the Jehol Group in western Liaoning, northeastern China. The singl...
The petrogenesis and U-Pb SHRIMP zircon ages of the Late Cretaceous Sarıosman pluton in the Eastern Pontides is investigated by means of whole-rock Sr-Nd isotope data with field, petrographic and...
期刊信息 篇名 Description of a new fossil genus and species Huaxiasciophilites jingxiensis from Early Cretaceous Jingxi basin of Beijing, China (Diptera: Mesosciophilidae) 语种 英文 撰写或编译 作者 Zhang Zhijun, Hong ...
期刊信息 篇名 New Early Cretaceous paleomagnetic data from volcanic and red beds of the eastern Qaidam Block and its implications for tectonics of Central Asia. 语种 英文 撰写或编译 撰写 作者 2.Sun,Z.,Yang,Z.,Pei,J.,Yan...
期刊信息 篇名 New Early Cretaceous paleomagnetic results from the Qilian orogenic belt and its tectonic implications 语种 英文 撰写或编译 撰写 作者 Yang,T.,Yang,Z.,Sun,Z.,Lin,A 第一作者单位 刊物名称 Science in China, 中国科学, 页面 45(...

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