I. INTRODUCTION In the autumn of 1940, Mr. Liu Tsing-hsiang' of the National Chekiang University obtained a rich Lower Cambrian fauna from Chintingshan, 17 km. NW. of Tsunyi city, N. Kueichou. This material, now at the writer's disposal,
.1942.[J]. Acta Geologica Sinica,(Z2):177-187,189