graptolite相关论文
Age of the Silurian Lower Red Beds in South China:Stratigraphical Evidence from the Sanbaiti Section
The age of the Silurian Lower Red Beds in the Upper Yangtze region remains debatable.Twenty-four samples were collected ......
Kwangsian 造山运动预定的发作可能越过华南在地区之中不同。在不同地区的精制 stratigraphic 工作是必要的披露这可能的区别的详......
Statistical analysis based on global data indicated that the planktonic graptolites presented a distinguished pattern fr......
Age of the Silurian Lower Red Beds in South China: Stratigraphical Evidence from the Sanbaiti Sectio
The age of the Silurian Lower Red Beds in the Upper Yangtze region remains debatable. Twenty-four samples were collected......
Graptolite-Derived Organic Matter and Pore Characteristics in the Wufeng-Longmaxi Black Shale of the
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Taxonomy, Zonation and Correlation of the Graptolite Fauna across the Lower/Middle Ordovician Bounda
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
首次报道西昆仑坎地里克地区奥陶纪的含笔石地层,并建立秋久博依那克组,其时代属晚奥陶世拉道克(Caradoc)期。......
通过对宜昌黄花场(扬子地台中部)大湾组剖面和重庆城口(扬子地台北部)的湄潭组剖面笔石动物群特征的分析,结合江西崇义地区(盆地相)......
报道在浙江临安板桥奥陶系剖面的胡乐组中发现的较丰富的笔石动物群,包括Pterograptus elegans,Expansograptus sp.l,Tylogra ptus sp.,C......
上扬子地区龙马溪组黑色页岩富含笔石,多以碳质薄膜形式富集于富有机质层段。前期研究多关注笔石形态和成岩后的演化过程,对笔石埋......
中国海相页岩气在四川盆地及周缘地区实现了工业性开发,成为未来天然气产量增长的重要来源之一。页岩气主要产自南方海相奥陶纪到......
记述了紫阳皮家坝权河口组笔石7属(亚属)12种,分出2个笔石带,下部T.approximatus带笔石群为世界型,上部D.filiformis带笔石群为华中-西南型。......
笔石采自河南淅川下志留统张湾组,其时代与华中区龙马溪组相当。包含D.triangulatus,O.communis和M.sedgwickii3个笔石带,可以与国内外同时代笔石带相对比。共记述正笔石目2科......
描述志留纪Sheinwoodian晚期笔石5属10种,其中Monograptus belophorus(Meneghini),M.antennu-larius(Meneghini)和Monoclimacis flumendosae(Gortani)在我国属首次报道,上人和桥组两个笔石带的层序被修正为Cyrtograptus rigidus带在上,而Monograptus flexilis带在下。......
系统研究湖北宜昌黄花场大湾组下段和重庆城口翁溪沟湄潭组下部笔石、牙形石和几丁虫生物分带及其对比关系.精细的生物地层学研究......
在西昆仑西段塔什库尔干东南发育一套遭受浅变质的沉积地层,对该套地层形成时代的确定目前尚缺乏足够的化石依据.本次工作在达布达尔......
在下/中奥陶统界线附近笔石的生物地层学研究基础上,笔者选择了华南地区奥陶系台地相、盆地相和位于二者之间的过渡相等不同沉积相区......
应用反射率十字图解研究了中国部分地区下古生界地层中动物有机碎屑笔石的光学各向异性.研究结果表明,在成熟度较低时,笔石呈现双......
笔者把下奥陶统新二台组分为三个岩性段,下奥陶统新建五个笔石带、北天山西段以笔石带化石的混生为显著特点,除巳公布的Cardiograp......
为明确南方海相页岩沉积与古地理演化关系,以中、上扬子地区晚奥陶世—兰多维列世沉积的页岩为研究对象,以24口页岩气井笔石地层划......
笔者于海南岛西部大广坝地区一套浅变质岩系中首次发现晚奥陶世-早志留世笔石,经鉴定属双笔石类.有关此套地层的时代归属长期存在......
This paper divides the Telychian into 7 graptolite zones, 12 subzones and 4 chitinoans in the Ziyangregion, China. The z......
为了探讨石柱复向斜及周缘地区五峰组—龙马溪组笔石与页岩有机质的关系,基于前人研究成果,结合研究区3处野外露头剖面(武隆黄莺、......
藏北地区从未发现过有可靠化石依据的中奥陶世以前的沉积地层,是否存在寒武纪到早奥陶世间的沉积地层是目前诸多地质工作者关注的......
通过对南郊福成奥陶系-志留系界线的笔石组合和笔石体形态等的研究,再次论证了奥陶系与志留系界线性工在G.persculptus带之底为宜,并对界线附近的部......
Graptolite, Chitinozoan and Scolecodont Reflectances and Their Use as Indicators of Thermal Maturity
Based on studies of the reflectance of Ordovician and Silurian zooclasts from 11 sections around the Huangling Anticline......
Graptolite, Chitinozoan and Scolecodont Reflectances and Their Use as Indicators of Thermal Maturity
Based on studies of the reflectance of Ordovician and Silurian zooclasts from 11 sections around the Huangling Anticline......
越过在 Huanghuachang GSSP 节, Yichang 和 Jianyangping 节的更低、中间的奥陶纪边界的 graptolite 动物志, Xingshan 县被描述。......
Graptolite-Derived Organic Matter and Pore Characteristics in the Wufeng-Longmaxi Black Shale of the
A key target of shale gas exploration and production in China is the organic-rich black shale of the Wufeng Formation-Lo......
1 Introduction As one of the major zooplanktonic organisms in the Ordovician and Silurian marine ecosystems,graptolites ......
根据中国湖北黄陵背斜周缘11条奥陶纪、志留纪地层剖面的笔石,几丁虫和虫牙反射率的研究,结合相同或邻近层位牙形石色变指数(CAI)......