中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
The Ladinian-Carnian conodont fauna at Yize, Yunnan, southwestern China, with implications for conodont palaeoecology and palaeogeography

文献类型:期刊论文

作者Zhang, Zaitian2,3,4; Sun, Yadong1,3
刊名GEOLOGICAL MAGAZINE
出版日期2023-02-06
页码18
ISSN号0016-7568
关键词Late Triassic biostratigraphy conodont palaeoecology Zhuganpo Formation
DOI10.1017/S0016756822001236
通讯作者Sun, Yadong(yadong.sun@cug.edu.cn)
英文摘要Subdivisions of Ladinian-Carnian boundary beds and the lower Carnian strata in South China are challenging owing to a paucity of west Tethyan ammonoids. We investigated a conodont fauna in a continuous section at Yize in eastern Yunnan Province to provide a biostratigraphic solution. Five genera and 24 conodont species are recognized, and five conodont zones are established. The zones are, in ascending order, the Paragondolella inclinata Zone, the Quadralella polygnathiformis Zone, the Quadralella praelindae Zone, the Quadralella auriformis Zone and the Quadralella robusta Zone. The Ladinian-Carnian boundary is provisionally defined by the first occurrences of Quadralella polygnathiformis and Quadralella intermedia in the cherty limestone member of the Zhuganpo Formation. Regional correlations via conodont biostratigraphy indicate that the Zhuganpo Formation is probably diachronous, with a maximal range spanning the upper Ladinian to the lower Carnian. Amongst all common late Ladinian - early Carnian conodont genera, Paragondolella, Quadralella and Mazzaella are probably cosmopolitan. Budurovignathus was restricted to a few basins and probably preferred offshore or deep-water environments.
WOS关键词TRIASSIC AMMONOID BIOSTRATIGRAPHY ; MESOZOIC MARINE REVOLUTION ; GUIZHOU PROVINCE ; SOUTHERN ALPS ; CARBON ; BOUNDARY ; SECTION ; CLIMATE ; MAGNETOSTRATIGRAPHY ; CHRONOSTRATIGRAPHY
资助项目Natural Science Foundation of China[41830320] ; Natural Science Foundation of China[41821001] ; Natural Science Foundation of China[42272022] ; State Key Laboratory of Palaeobiology and Stratigraphy (Nanjing Institute of Geology and Palaeontology, CAS)[203123] ; China Geological Survey[DD20211391]
WOS研究方向Geology
语种英语
出版者CAMBRIDGE UNIV PRESS
WOS记录号WOS:000924804200001
资助机构Natural Science Foundation of China ; State Key Laboratory of Palaeobiology and Stratigraphy (Nanjing Institute of Geology and Palaeontology, CAS) ; China Geological Survey
源URL[http://ir.nigpas.ac.cn/handle/332004/41868]  
专题中国科学院南京地质古生物研究所
通讯作者Sun, Yadong
作者单位1.Univ Erlangen Nurnberg, GeoZent Nordbayern, Schlossgarten 5, D-91054 Erlangen, Germany
2.Chinese Acad Sci, Nanjing Inst Geol & Palaeontol, State Key Lab Palaeobiol & Stratig, Nanjing 210008, Peoples R China
3.China Univ Geosci Wuhan, State Key Lab Biogeol & Environm Geol, Wuhan 430074, Peoples R China
4.China Geol Survey, Wuhan Ctr, Wuhan 430205, Peoples R China
推荐引用方式
GB/T 7714
Zhang, Zaitian,Sun, Yadong. The Ladinian-Carnian conodont fauna at Yize, Yunnan, southwestern China, with implications for conodont palaeoecology and palaeogeography[J]. GEOLOGICAL MAGAZINE,2023:18.
APA Zhang, Zaitian,&Sun, Yadong.(2023).The Ladinian-Carnian conodont fauna at Yize, Yunnan, southwestern China, with implications for conodont palaeoecology and palaeogeography.GEOLOGICAL MAGAZINE,18.
MLA Zhang, Zaitian,et al."The Ladinian-Carnian conodont fauna at Yize, Yunnan, southwestern China, with implications for conodont palaeoecology and palaeogeography".GEOLOGICAL MAGAZINE (2023):18.

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来源:南京地质古生物研究所

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