ON THE PROBLEM OF THE DERINITION OF THE PENGHUOSHAN GROUP IN THE TANGGULA MOUNTAINS AREA,QINGHAI
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摘要: 青海省南部唐古拉山北坡白垩系风火山群，经青海省区调队多年的调查研究，积累了丰富的岩石地层及生物地层资料。通过对该地层的清理，将风火山群所包含的岩石地层组级单位的定义重新进行了修订。Abstract: Through many years of investigations by the Regional Geological Party of Qinghai province,plentiful lithos-tratigraphic and biosttatigraphic data have been accumulated about the Cretaceous Fenghuoshan Group on the north slope of the Tanggula Moutains in southern Qinghai. By means of sorting stratigraphic units the author revis-es the definition of the Fenghuoshan Group and the formation-rank lithostratigraphic units involved therein.
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