Permian

According to the conodont and fusulinid fossils,their ages are determined to be Devonian-Permian.

根据所含化石确定地形成时代泥盆至二。

Permian bioclastic limestone and bioherm are the most favorable reservoirs.

二系生屑灰岩和生物礁最有利。

Along with the similarly large dinocephalia, the bradysaurs constituted the herbivorous megafauna of the late Middle Permian Period.

缓龙与类似大小恐��兽类都是二草食性巨型土壤生物。

At the end of the Permian period the earth's landmasses were configured into one supercontinent, Pangea, and a superocean, Panthalassa.

二末期，地球上陆地合并成一块超级大洲，叫作盘古大陆，以及一个超级大海，叫作原始大洋。

The secondary dolomite and paleokarst of the Lower Permian Series in Sichuan Basin is one of the important atectonic reserviors in the basin.

四川盆地下二统次生白云岩及古岩溶是下二统主要非构造圈闭之一。