陈旭,周志毅

• 1:中国科学院南京地质古生物研究所
• 2:中国科学院南京地质古生物研究所 江苏南京210008
• 3:江苏南京210008

摘要(Abstract)：

简述了奥陶系三统七阶的划分原则和它们的全球界线层型剖面和点位( GSSP)确定或提名经过和问题,并提出了本届国际奥陶系分会移至中国后的主要任务

关键词(KeyWords)： 奥陶系;统;阶;全球界线层型剖面和点位(GSSP);全球

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金 ( No.40 3 72 0 0 4)资助

作者(Author): 陈旭,周志毅

参考文献(References)：

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