Figure F1. Index map. Previous DSDP sites in the same area, Sites 438 and 439, Leg 57, as well as onshore localities of Neogene dinoflagellate cysts studied by Matsuoka (1983), Matsuoka et al. (1987), and Obuse and Kurita (1999) are indicated by small open circles.

Figure F1. Index map. Previous DSDP sites in the same area, Sites 438 and 439, Leg 57, as well as onshore localities of Neogene dinoflagellate cysts studied by Matsuoka (1983), Matsuoka et al. (1987), and Obuse and Kurita (1999) are indicated by small open circles.