the National Natural Science Foundation of China (Grant No. 49999560) ; the State Key Basic Research and Development Plan of China (Grant No. 2000078503).
This paper presents the pollen record from the lower section of ODP1144 (depth 501.3-225.7 m, ca. 1.05-0.36 Ma). Two pollen zones (PA and PB) and eleven pollen subzones are recognized. Within zone PB, the 11 pollen su...