Locality	Layer
	China, Gansu, Dagongcha	G2
	China, Gansu, Erluanchi, Tianzhu	R2
	China, Gansu, Fongshankou, Anxi	Lower Namurian
	China, Gansu, Jilagou, Jintaigiao	Lower Namurian
	China, Gansu, Jinta, Beishan coal mine	Shuangputang Fm.
	China, Gansu, Northern Qinghe	Artinskian
	China, Ningxia, Tongxin, Chenmazijin	Lower Namurian
	China, Ningxia, Zhongwei, Mengjiuwan	Lower Namurian