| details |
Eocene |
|
Japan(Hokkaido I.) |
Okazaki,Y. Palynological and stratigraphical studies on the Paleogene Coals in the Kushiro Coal Field, eastern Hokkaido.Geology of the Bepo Formation and its pollen analysis. Part 1. |
1957 |
| details |
Late Neogene |
|
Japan(Hokkaido I.) |
Okazaki,Y. Stratigraphical and palynological studies of the Honbetsu Group and the Ikeda Formation (Pliocene, Tertiary) in eastern Hokkaio. |
1958 |
| details |
Rupelian |
Reuverian |
Europe |
Anonymous The description of the interregional zonation of the Neogene, (SP Zones 8-10) . (In: The Northwest European Tertiary Basin. R.Vinken, compiler) |
1988 |