Early Cambrian Mollusc Watsonella crosbyi: A Potential GSSP Index Fossil for the Base of the Cambrian Stage 2 |
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| Authors: | LI Guoxiang ZHAO Xin Alexander GUBANOV ZHU Maoyan NA Lin |
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| Affiliation: | LI Guoxiang~(1,*),ZHAO Xin~1,Alexander GUBANOV~2,ZHU Maoyan~1 and NA Lin~1 1 State Key Laboratory of Palaeobiology and Stratigraphy,Nanjing Institute of Geology and Palaeontology,the Chinese Academy of Sciences,Nanjing 210008,China 2 CASP,Department of Earth Sciences,University of Cambridge,Cambridge,UK |
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| Abstract: | The mollusc Watsonella crosbyi was studied on the basis of material from the lower Cambrian Dahai Member of the Zhujiaqing Formation in eastern Yunnan,China and the Pestrotsvet Formation of the Aldan River region in the Siberian Platform.This fossil had been excessively described under different names in the literature,such as Heraultia varensalensis Cobbold,1935,H.sibirica Missarzhevsky,1974,Heraultipegma yunnanensis He and Yang,1982,H.yannanese He and Yang, 1982,Watsonella yunnanensis,W.crosbyi Grabau,190... |
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| Keywords: | mollusc Watsonella crosbyi microstructure Terreneuvian Cambrian Stage 2 South China Siberian Platform |
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