{"id":"402b840e-1a79-4ece-97f2-b818788373bf","title":"西藏夏东剖面中二叠统下拉组地层柱状图（含䗴类及小有孔虫生物地层划分）","title_en":"Middle Permian stratigraphic column of the Xiadong section, Tibet (with fusulines and smaller foraminifera biostratigraphic subdivisions)","serial":"","user_limit":"为尊重知识产权、保障数据作者的权益、扩展数据中心的服务、评估数据的应用潜力，请数据使用者在使用数据所产生的研究成果中（包括公开发表的论文、论著、数据产品和未公开发表的研究报告、数据产品等成果），明确注明数据来源和数据作者。对于转载（二次或多次发布）的数据，作者还须注明原始数据来源。","instructions":"科考地点+剖面名称+地层层位；\n文件以JPG格式存储","description":"夏东剖面位于西藏措勤县的西北夏东村一带。该地区主要出露拉嘎组、昂杰组和下拉组。该剖面位于夏东村的北面阿多嘎布山一带。该地区主要出露下拉组，其主要岩性是以碳酸盐岩为主。该剖面中含有较丰富的䗴类、小有孔虫及珊瑚化石。该柱状剖面图展示了地层的岩石地层划分和䗴类及小有孔虫的产出层位和生物地层。根据䗴类化石的限定，确定该剖面的下拉组时代为中二叠世。䗴类可分为2个组合带，分别是下部的Chenella changanchiaoensis-Neoschwagerina cheni组合带和上部的Nankinella-Chusenella组合带；有孔虫分为4个组合带，分别是Lasiodiscus tenuis-Palaeotextularia angusta elongata组合带、Agathammina pusilla-A.vachardi组合带、Hemigordiopsis-Midiella组合带和Pachyphloi-Nodosinelloides组合带。","doi":"10.11888/Geo.tpdc.271042","projection":null,"language":"zh","share_type":"protected","east":84.56,"west":84.56,"south":31.53,"north":31.53,"scale":null,"crs":null,"filesize":1.25,"share_policy":"a","ts_created":"2020-12-22T12:40:38.656852+08:00","doi_type":"拥有自主知识产权","ts_updated":"2021-04-19T19:22:50.420793+08:00","time_description":"266百万年至259百万年","datas_group":3,"time_description_en":"","data_format":null,"project":[11],"specials":["b6500306-f60b-4aa1-b0b6-0324d94866df","b6500306-f60b-4aa1-b0b6-0324d94866df"],"cite":null,"review_status":5,"review_invite":[{"user_name":"张东菊","username":"zhangdj","email":"djzhang@lzu.edu.cn","is_cancel_expert":false},{"user_name":"黄浩","username":"黄浩","email":"geohaohuang@gmail.com","is_cancel_expert":false}],"review_editor":{"id":42421,"last_login":"2022-04-08T15:16:51.670544+08:00","username":"任慧霞","email":"510727846@qq.com","is_active":true,"is_staff":true,"user_name":"任慧霞"},"data_sources":null,"temporal_resolution":"1000 year < x","spatial_resolution":"-","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[21],"subtopics":{"metadata":"402b840e-1a79-4ece-97f2-b818788373bf","three_pole":null,"third_pole":null},"username":"史宇坤","review_time":null,"protected_duration":24,"protected_describe":null,"is_important":false,"hit_count":987}