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LocNo: 3769Yalai Fm.
Country: China
Province: Xizang
Locality: Yalai, Nyalam
Layer: Yalai Fm.
Lower Boundary: low.Tournais.--mid.Tournais. [Tn1--Tn2], 357.5 million years
Upper Boundary: mid.Tournais.--up.Tournaisian [Tn2--Tn3], 353 million years
Georeference: