| 西藏林周县麦隆岗组顶部的晚三叠世牙形石 |
| |
| 引用本文： | 毛力,田传荣.西藏林周县麦隆岗组顶部的晚三叠世牙形石[J].地球学报,1987,9(3):159-170. |
| |
| 作者姓名： | 毛力 田传荣 |
| |
| 作者单位： | 西藏地质科学研究所;中国地质科学院成都地质矿产研究所 |
| |
| 摘 要： | 本文记述的牙形石动物群,均产自西藏林周县麦隆岗村的上三叠统麦隆岗组顶部,共计8属20种。其中Epigondolella属在此剖面上产出丰富。根据该属的不同种和种群特征,该牙形石动物群可明显地划分出4个牙形石组合带,自下而上:Epigondolella multidentata带,E.sp.C带,E.postera带,E.bidentata带。这些牙形石带,时代属中晚诺利期。
|
LATE TRIASSIC CONODONTS FROM THE UPPERMOST MAILONGGANG FORMATION IN MAILONGGANG VILLAGE OF LHONZHUB COUNTY, XIZANG (TIBET), CHINA |
| |
| MAO Li and TIAN Chuan-rong.LATE TRIASSIC CONODONTS FROM THE UPPERMOST MAILONGGANG FORMATION IN MAILONGGANG VILLAGE OF LHONZHUB COUNTY, XIZANG (TIBET), CHINA[J].Acta Geoscientia Sinica,1987,9(3):159-170. |
| |
| Authors: | MAO Li and TIAN Chuan-rong |
| |
| Institution: | Tibet Institute of Geology;Chengdu Institute of Geology and Mineral Resources, CAGS |
| |
| Abstract: | The conodont fauna described in this paper was collected from the uppermost part of Mailonggang Formation in Mailonggang Village oi Lhunzhub-County, Tibet, China, including 8 genera and 20 species. According to characteristics species of Epigondolella genus, the conodonts fossils could be divided obviously into 4 conodont assemblage zones as follows: Epigondolella multidentata a. zone, E. sp. C. a. zone, E. poster a a. zone, E. bidentata a. zone These conodont assemblage zones belong to the middle and upper Norian. |
| |
| Keywords: | |
|
| 点击此处可从《地球学报》浏览原始摘要信息 |
| 点击此处可从《地球学报》下载免费的PDF全文 |
|
