摘要:In the course of the excavations continued by the Cenozoic Laboratory of the Geological Survey of China at Chou Kou Tien during the season of 1928 a new aggregation of Sinanthropus material has been discovered at the north eastern corner of the main deposit and at a level some ten meters above the stratum in which occurred the type lower molar tooth described last year. (Pal. Sin., Ser.