Abstract: Dadong cave, situa ted in Panxian District in Guizhou Province, south-western China, is a recently discovered paleolithic site. This karstic cavern boasts its unusually massive fossil and artifact bearing deposits, being of an area of 9900 m2 and of a thickness of～ 19. 5m. Its 250 meters long main hall is roughly divided into entrance platform, front, middle and rear sections. The first three seasons of excavation, organized in 1992, 1993 and 1996 and concentrated at the centre of the front section, led to the discovery of 2 human teeth, about 2 000 stone artifacts and a rich collection of fossils representing more than 40 mammalian species.

Key words: Speleo them, U-s eries dating, Panxian Dadong