| details |
Miocene |
|
Japan(Yamagata Pref.) |
Takahashi,N. Pollen analysis at the Nishitagawa Coal Field. |
1956 |
| details |
Late Neogene |
|
Japan(Yamagata Pref.) |
Shimada,M. Pollen analyses of Lignites.4.Pliocene Lignites from Yamuke Formation of Mogami Group. |
1955 |
| details |
Late Neogene |
|
Japan(Honshu I.) |
Shimada,M. Pollen analyses of Lignite Beds in northeastern Honshu, especially along the coast of the Japan Sea. |
1955 |
| details |
Late Neogene |
|
Japan |
Shimada,M. The pollen analyses of some Lignite Beds in the north-eastern Provinces of Japan. |
1953 |
| details |
Late Neogene |
|
Japan(Yamagata Pref.) |
Shimada,M. et al. Pollen analyses of Lignites.2.Pliocene Lignites from the neighbourhood of Shinjo |
1952 |