盛青怡,郑全锋,吴祥和,张燚强,王向东

• 1:中国科学院南京地质古生物研究所
• 2:贵州省地质科学研究所
• 3:现代古生物学和地层学国家重点实验室

摘要(Abstract)：

石炭纪—二叠纪旋回层是由晚古生代冈瓦纳冰川的冰期与间冰期的交替而造成的海进—海退循环沉积的层序,出现在全球尤其是北半球的很多地区。根据岩石微相和沉积构造特征,安徽巢湖凤凰山石炭系和州组,可识别出5个海进—海退沉积序列;根据和州组中有孔虫的分布特征,自下而上可分为5个有孔虫带,确定其地质年代是从维宪期晚期到巴什基尔期早期。这5个海进—海退沉积旋回,与华南其他地区和欧美地区的同时代地层中出现的大的海进—海退事件基本一致。

关键词(KeyWords)： 生物地层;岩石地层;海进—海退旋回;有孔虫;和州组;石炭纪;凤凰山;巢湖;安徽

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金重点项目(No.40839904);; 现代古生物学和地层学国家重点实验室基金(No.20111104)联合资助

作者(Author): 盛青怡,郑全锋,吴祥和,张燚强,王向东

DOI: 10.19839/j.cnki.dcxzz.2013.01.006

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