江山的石炭系和二叠系

THE CAEBONIFEROUS AND PERIAN OF JIANGSHAN

本文详细描述了江山石炭系、二叠系的岩性特征和所含生物化石。对地层中发现的(?)类进行了分带,根据(?)类分带,及其他门类生物化石和地层的沉积特征,对江山的石炭系、二叠系进行了划分对比。石炭系的划分使用了二分法。对江山石炭系的中间界线,石炭系与二叠泉的界线,丁家山组与茅口灰岩的关系以及栖霞阶与茅口阶的界线等问题进行了讨论。

This paper describes in detail the lithological characteristics and its fossils of Jiangshan Carboniferous and Perian. The Fusuline discovered in its strata is divided. According to the Fusuline zones and the lithologcal characteritics of other kinds of fossils and strata, the Carboniferous and Perian of Jiangshan is divided and compared. In dividing the carboniferous the two -divided method is used. The problems of middle boundary of Jiangshan carboniferous, the boundary between Carboniferous and Perian, the relationship between DinJiashan formation and Maokou formation and the boundary between Chihsian and Maokouan arc discussed.