1. INTRODUCTION When inspecting the Choukoutien area in October 1933, under the direction of the late Dr. Davidson Black, the workmen brought to the attention of the members of the Cenozoic Laboratory a fossiliferous site which had
1. INTRODUCTION When inspecting the Choukoutien area in October 1933, under the direction of the late Dr. Davidson Black, the workmen brought to the attention of the members of the Cenozoic Laboratory a fossiliferous site which had
裴文中.1934.[J].地质学报,(0). BY W. C. PEI Cenozoic Research Laboratory, Geological Survey of China.1934. REPORT ON THE EXCAVATION OF THE LOCALITY 13 IN CHOUKOUTIEN~1[J]. Acta Geologica Sinica,(0).