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Convergent evolution in planktic graptolites: independent origin of the dicranograptid morphology in the Hirnantian (latest Ordovician) 期刊论文
ALCHERINGA, 2021, 卷号: 45, 期号: 4, 页码: 395-400
作者:  Muir, Lucy A.;  Zhang, Yuandong(张元动);  Botting, Joseph P.;  Ma, Xuan(马譞)
Adobe PDF(1994Kb)  |  收藏  |  浏览/下载:221/1  |  提交时间:2022/02/16
Graptolithina  convergence  evolution  
Avitograptus species (Graptolithina) from the Hirnantian (uppermost Ordovician) Anji Biota of South China and the evolution of Akidograptus and Parakidograptus 期刊论文
JOURNAL OF PALEONTOLOGY, 2020, 卷号: 94, 期号: 5, 页码: 955-965
作者:  Muir, Lucy A.;  Zhang, Yuandong (张元动);  Botting, Joseph P.;  Ma, Xuan
Adobe PDF(894Kb)  |  收藏  |  浏览/下载:280/3  |  提交时间:2020/10/28
Silurian conodont biostratigraphy of the Laojianshan section, Baoshan, Yunnan Province, SW China 期刊论文
GEOLOGICAL JOURNAL, 2020, 页码: 15
作者:  Chen, Zhongyang;  Mannik, Peep;  Wang, Chengyuan;  Fang, Xiang;  Chen, Tingen;  Ma, Xuan;  Zhang, Yuandong
Adobe PDF(7878Kb)  |  收藏  |  浏览/下载:296/1  |  提交时间:2020/10/16
conodont biostratigraphy  Ireviken event  Sibumasu  Silurian  western Yunnan  
A new conodont biozone classification of the Ordovician System in South China 期刊论文
PALAEOWORLD, 2019, 卷号: 28, 期号: 1-2, 页码: 173-186
作者:  Wang, Zhi-Hao (王志浩);  Zhen, Yong Yi;  Bergstrom, Stig M.;  Wu, Rong-Chang (吴荣昌));  Zhang, Yuan-Dong (张元动);  Ma, Xuan (马翾)
Adobe PDF(5902Kb)  |  收藏  |  浏览/下载:354/4  |  提交时间:2019/05/22
Ordovician  Conodonts  Biostratigraphy  South China  
Ordovician integrative stratigraphy and timescale of China 期刊论文
SCIENCE CHINA-EARTH SCIENCES, 2019, 卷号: 62, 期号: 1, 页码: 61-88
作者:  Zhang, Yuandong (张元动);  Zhan, Renbin (詹仁斌);  Zhen, Yongyi;  Wang, Zhihao (王志浩);  Yuan, Wenwei (袁文伟);  Fang, Xiang (方翔);  Ma, Xuan (马翾);  Zhang, Junpeng (张俊鹏)
Adobe PDF(676Kb)  |  收藏  |  浏览/下载:379/4  |  提交时间:2019/05/22
Ordovician System  Geological Age  Chronostratigraphy  Chemostratigraphy  Biostratigraphy  
中国奥陶纪综合地层和时间框架 期刊论文
中国科学地球科学, 2019, 卷号: 000, 期号: 001, 页码: 66
作者:  张元动;  詹仁斌;  甄勇毅;  王志浩;  袁文伟;  方翔;  马譞;  张俊鹏
Adobe PDF(16637Kb)  |  收藏  |  浏览/下载:377/13  |  提交时间:2019/12/18
Biostratigraphical constraints on the disconformity within the Upper Ordovician in the Baoshan and Mangshi regions, western Yunnan Province, China 期刊论文
LETHAIA, 2018, 卷号: 51, 期号: 2, 页码: 312-323
作者:  Fang, Xiang (方翔);  Ma, Xuan (马譞);  Li, Wenjie;  Zhang, Yuandong (张元动);  Zhou, Zhiqiang (周志强);  Chen, Tingen (陈廷恩);  Lu, Yong;  Yu, Shenyang (于深洋);  Fan, Junxuan (樊隽轩)
Adobe PDF(5260Kb)  |  收藏  |  浏览/下载:488/6  |  提交时间:2019/05/22
Biostratigraphy  Disconformity  Glaciation  Hirnantia Fauna  Sibumasu  Upper Ordovician  Western Yunnan  
Systematic Palaeontology 专著章节/文集论文
出自: DARRIWILIAN TO KATIAN (ORDOVICIAN) GRAPTOLITES FROM NORTHWEST CHINA, ?:unknown, 2017, 页码: 95-348
作者:  Chen Xu (陈旭);  Goldman, Daniel;  Zhang Yuandong (张元动);  Ma Xuan (马譞);  Finney, Stanley C.;  Chen Qing (陈清)
Adobe PDF(168042Kb)  |  收藏  |  浏览/下载:482/1  |  提交时间:2019/06/11
Graptolite Taxonomy  Biostratigraphic Range  Darriwilian And sAndbian  Unicornigraptus  Pronormalograptus  
上奥陶统赫南特阶下扬子地区标准剖面(浙江省安吉县杭垓剖面)的地质特征及其意义 期刊论文
地层学杂志, 2016, 卷号: 40, 期号: 4, 页码: 370
作者:  汪隆武;  张元动;  朱朝晖;  张建芳;  刘风龙;  陈津华;  徐双辉;  蔡晓亮;  马譞;  胡开明
Adobe PDF(1154Kb)  |  收藏  |  浏览/下载:397/2  |  提交时间:2019/12/18
Carbon isotope records of the Middle-Upper Ordovician transition in Yichang area, South China 期刊论文
PALAEOWORLD, 2015, 卷号: 24, 期号: 1-2, 页码: 136-148
作者:  Ma, Xuan (马翾);  Wang, Zhi-Hao (王志浩);  Zhang, Yuan-Dong (张元动);  Song, Yan-Yan (宋妍妍);  Fang, Xiang (方翔)
Adobe PDF(7241Kb)  |  收藏  |  浏览/下载:243/7  |  提交时间:2015/07/14
Yichang Area  South China  Middle-upper Ordovician Transition  Delta C-13  Condense Sequence