- 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 |
|---|---|---|---|---|
| Tricolporopollenites | Tricolporopollenites sp.D sp. nov. | Japan(Hokkaido I.) | Early Tertiary | |
| Triletes | Triletes | Japan(Hokkaido I.) | Early Tertiary | |
| Triporopollenites | Triporopollenites | Japan(Hokkaido I.) | Early Tertiary | |
| Ulmus | Ulmus | Japan(Hokkaido I.) | Early Tertiary |