Abstract:The geology of the region of Malung and Kutsing was first studied byV. K. Ting in 1914 and the Silurian fossils collected therefrom were describedby A. W. Grabau in 1926. Grabau and Ting subdivided the Silurian into theMientien formation (Niagaran=L. Silurian of Grabau) and the Miaokao