According to the conodont and fusulinid fossils,their ages are determined to be Devonian-Permian.
根据所含
确定
层形成时代为泥盆纪至二叠纪。
（大约4.2亿至3.6亿年前一段时间，在这段时间里，许多植物包括最早树木出现在陆
上）;
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物;;;
]泥盆纪]泥盆系According to the conodont and fusulinid fossils,their ages are determined to be Devonian-Permian.
根据所含确定层形成时代为泥盆纪至二叠纪。
The Devonian coal in Luquan,Yunnan Province,is a typical liptobiolite in China.
禄劝煤是我国典型
残植煤,是泥盆系煤岩代表。
The allochthon consists of the Presinian,Sinian and Cambrian system.The autochthon comprises the Devonian and Carboniferous system.
推覆构造外来系统为前震旦系、震旦系和寒武系，原系统为泥盆系和炭系。
The Shuangwang gold-bearing albitite zone, which is composed of stratabound albitite, albitite breccia occurred conformably in the Xinghongpu Group, Devonian silt-slate.
双王含金钠长岩带主要为层状，产于泥盆系星红铺组粉砂板岩中。
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