This indicates that volcanism in the Yaiba Formation took place in the Middle Jurassic Bajocian Stage and proves that the early Middle Jurassic was an important stage in the formation of the Neo Tethys ocean basin.

• 表明叶巴组的火山活动发生在中侏罗世巴柔期，中侏罗早期是新特提斯（Neo?Tethys）洋盆形成的重要阶段。