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LocNo: 6688Tsingyuan Fm.,mid. Mb., bed 2, upper pt.
Country: China
Province: Ningxia, Zhongwei Co.
Locality: Gancaigou Xiaoyuchuan section
Layer: Tsingyuan Fm.,mid. Mb., bed 2, upper pt.
Lower Boundary: RUS Nm2b2--Nm2b3 (alpharh.--R.reticul.), 315.4 million years
Upper Boundary: Kinderscoutian--Marsdenian [KIN--MRD], 315 million years
Georeference: