Dewukabuxia Village in Xianza, Tibet (88.682, 31.129, Dewukaxia Formation)
Mu, E.Z., Ni, Y.N. 1983. Uppermost Ordovician and Silurian graptolites from the Xainza area of Xizang (Tibet) with discussion on the Ordovician-Silurian boundary. Palaeontologica Cathayana, No. 1, 155-179.