| original |
Eocene |
|
Japan(Hokkaido I.) |
Tokunaga,S. Fossil pollen and spore from the known coal seams in the Bibai area, Ishikari Coal Field, Hokkaido. |
1955 |
| original |
Early Tertiary |
|
Japan(Hokkaido I.) |
Tokunaga,S. Pollen analysis of the known coal seams in the Biba Bibai area, Sorachi District, Ishikari Coal Fields, Hokkaido. |
1955 |
| original |
Early Tertiary |
|
Japan(Hokkaido I.) |
Tokunaga,S. Palynological study on Japanese Coal.Ii.Pollen stratigraphical investigations in the Coal Fields, Middle Hokkaido. |
1958 |
| original |
Middle Eocene |
|
USSR(Ukrainian SSR) |
Asatkina,E.F. et al. Short description of spores and pollen from Mid-Eocene deposits of the Ukraine. (In: Atlas of Upper Cretaceous, Paleocene and Eocene spore-pollen complexes of various Regions of the USSR). |
1960 |
| original |
Late Eocene |
|
USSR(Kazakh SSR) |
Romanovskaya,G.M. et al. Short description of spores and pollen from Eocene deposits of the Turgay Basin. (In: Atlas of Upper Cretaceous, Paleocene and Eocene spore-pollen complexes of various Regions of the USSR). |
1960 |