Locality	Layer
	China, Ningxia, Zhongwei Co., Gancaigou Xiaoyuchuan section	Tsingyuan Fm., up. Mb., bed 10,lower pt.
	China, Ningxia, Zhongwei Co., Xiaoyuchuan section, upper	Tsingyuan Fm., up. Mb., bed 10,lower pt.
	China, Ningxia, Zhongwei Co., Zhongwei, Xiaoyuchuan	Jingyuan Fm. (Yang,Zheng & Liu,1983)