东濮凹陷沙三段正常三角洲沉积中遗迹化石及意义

常龙, 王长征, 胡斌, 陈传浩. 东濮凹陷沙三段正常三角洲沉积中遗迹化石及意义[J]. 沉积与特提斯地质, 2017, 37(3): 66-73.
引用本文: 常龙, 王长征, 胡斌, 陈传浩. 东濮凹陷沙三段正常三角洲沉积中遗迹化石及意义[J]. 沉积与特提斯地质, 2017, 37(3): 66-73.
CHANG Long, WANG Chang-zheng, HU Bin, CHEN Chuan-hao. Trace fossils from the normal delta deposits in the third member of the Shahejie Formation in the Dongpu depression and their significance[J]. Sedimentary Geology and Tethyan Geology, 2017, 37(3): 66-73.
Citation: CHANG Long, WANG Chang-zheng, HU Bin, CHEN Chuan-hao. Trace fossils from the normal delta deposits in the third member of the Shahejie Formation in the Dongpu depression and their significance[J]. Sedimentary Geology and Tethyan Geology, 2017, 37(3): 66-73.

东濮凹陷沙三段正常三角洲沉积中遗迹化石及意义

Trace fossils from the normal delta deposits in the third member of the Shahejie Formation in the Dongpu depression and their significance

  • 通过对钻井岩心的观察和遗迹化石的鉴定,在东濮凹陷古近纪沙河街组沙三段发现遗迹化石10属15种,包括:Skolithos vertivalis,Skolithos linearis,Skolithos isp.,Palaeophycus tubularis,Palaeophycus isp.,Planolites montanus,Planolites beverlegensis,Planolites isp.,Mermoides isp.,Taenidium isp.,Teichichnus isp.,Helminthoidichnites tenuis,Helminthopsis isp.,Beaconites isp.和Thalassinoides isp.。根据岩性特征、沉积构造和遗迹化石的组成、分布特征,研究区沙三段主要发育正常三角洲前缘亚相、前三角洲亚相,并划分了反映不同沉积环境和水体深度的2种遗迹组合,分别为Palaeophycus-Planolites遗迹组合和Planolites-Helminthoidichnites遗迹组合。
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出版历程
收稿日期:  2017-03-09
修回日期:  2017-04-11
刊出日期:  2017-09-30

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