from 280 million to 230 million years ago; reptiles

the permian period is an important period for geological evolution of the tarim basin.

二叠纪是塔里木盆地演化的一个很重要阶段。

afterward, global large-scale massive volcanic activity in permian period generally brought about metamorphism whole middle cambrian period volcanic sediment rock in research area.

二叠纪全球性大规模火山活动，致使区内整个中寒武纪的火山沉积巖普遍发生变质。

the permian period saw the creation of the supercontinent pangaea, where shallow seas in and around the huge landmass offered a home to an abundance of life.

二叠纪期间，看到创造了超盘古大陆，其中浅海和周围的巨大的地块提供了回家了丰富的生活。

the tianshan rift-related volcanic rocks make up a large igneous province erupted during the carboniferous. early permian period in northwestern china.

中国西北部石炭纪—早二叠世喷发的天山裂谷火山巖系构成了一个大火成巖省。

a bigger mass extinction, at the end of the permian period 251m years ago, killed 70% of the world’s land vertebrates (and 96% of all marine animals) and paved the way for the age of reptiles.

而更大规模的灭绝发生在25100万年前二叠纪末期，致使世界上70％的陆地脊椎动物（和96%的海洋动物）死亡，同时造就了爬行动物的时代。

at the end of the permian period 250m years ago, between 80% and 96% of all living marine species were extinguished, along with 70% of land animals. the cause is unclear.

5亿年前，二叠纪（thepermian period）接近尾声，这时大约80%至96%的海洋生物和接近70％的陆地动物消失，其中的原因至今不明。