- Author:
- Tokunaga,S.
- Year:
- 1956
- Title:
- Pollen analyses of some coal seams in the Akabira area, Ishikari Coal Field, Hokkaido
- Reference:
- Tokunaga,S. (1956) Pollen analyses of some coal seams in the Akabira area, Ishikari Coal Field, Hokkaido Bulletin of the Geological Survey of Japan (Chishitsu Chosajo Geppo) Vol. 7 # 3 P. 27- 38
- Google Academy:
- try to search by title in english
| Genus | Species | Country(Region) | From | To |
|---|---|---|---|---|
| Ostrya | Ostrya | Japan(Hokkaido I.) | Early Tertiary | |
| Palmae | Palmae | Japan(Hokkaido I.) | Early Tertiary | |
| Palmae | Palmae sp | Japan(Hokkaido I.) | Early Tertiary | |
| Pinus | Pinus | Japan(Hokkaido I.) | Early Tertiary | |
| Polypodiaceae | Polypodiaceae sp | Japan(Hokkaido I.) | Early Tertiary | |
| Populus | Populus | Japan(Hokkaido I.) | Early Tertiary | |
| Potamogeton | Potamogeton | Japan(Hokkaido I.) | Early Tertiary | |
| Pterocarya | Pterocarya sp | Japan(Hokkaido I.) | Early Tertiary | |
| Pterocarya | Pterocarya sp | Japan(Hokkaido I.) | Early Tertiary | |
| Quercus | Quercus sp | Japan(Hokkaido I.) | Early Tertiary | |
| Quercus | Quercus sp.1 sp. nov. | Japan(Hokkaido I.) | Early Tertiary | |
| Quercus | Quercus sp.3 sp. nov. | Japan(Hokkaido I.) | Early Tertiary | |
| Quercus | Quercus sp.4 sp. nov. | Japan(Hokkaido I.) | Early Tertiary | |
| Quercus | Quercus sp.5 sp. nov. | Japan(Hokkaido I.) | Early Tertiary | |
| Restionaceae | Restionaceae | Japan(Hokkaido I.) | Early Tertiary | |
| Rhus | Rhus | Japan(Hokkaido I.) | Early Tertiary | |
| Sabal | Sabal | Japan(Hokkaido I.) | Early Tertiary |