. . "To date, over two hundred archaeological assemblages and find spots with microblades have been located in China, mainly in areas of middle to high latitudes (Bettinger et al. 1994; Tong 1979; Wu 1987; Yang 1987) (Fig. 1). [Figure 1 ILLUSTRATION OMITTED] The accumulation of discoveries during the past forty years has provided new information for a better understanding of this lithic tradition." . .