- Author:
- Tokunaga,S.
- Year:
- 1955
- Title:
- Pollen analysis of the known coal seams in the Biba Bibai area, Sorachi District, Ishikari Coal Fields, Hokkaido.
- Reference:
- Tokunaga,S. (1955) Pollen analysis of the known coal seams in the Biba Bibai area, Sorachi District, Ishikari Coal Fields, Hokkaido. Bulletin of the Geological Survey of Japan (Chishitsu Chosajo Geppo) Vol. 6 # 9 P. 11- 32
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| Genus | Species | Country(Region) | From | To |
|---|---|---|---|---|
| Abies | Abies sp | Japan(Hokkaido I.) | Early Tertiary | |
| Aletesporites | Aletesporites type A sp. nov. | Japan(Hokkaido I.) | Early Tertiary | |
| Algae | Algae sp | Japan(Hokkaido I.) | Early Tertiary | |
| Alnus | Alnus sp.1 sp. nov. | Japan(Hokkaido I.) | Early Tertiary | |
| Alnus | Alnus sp.2 sp. nov. | Japan(Hokkaido I.) | Early Tertiary | |
| Amaryllidaceae | Amaryllidaceae sp | Japan(Hokkaido I.) | Early Tertiary | |
| Betula | Betula sp.1 sp. nov. | Japan(Hokkaido I.) | Early Tertiary | |
| Betula | Betula sp.2 sp. nov. | Japan(Hokkaido I.) | Early Tertiary | |
| Betula | Betula sp.3 sp. nov. | Japan(Hokkaido I.) | Early Tertiary | |
| Carex | Carex sp | Japan(Hokkaido I.) | Early Tertiary | |
| Carpinus | Carpinus sp | Japan(Hokkaido I.) | Early Tertiary | |
| Carya | Carya sp | Japan(Hokkaido I.) | Early Tertiary | |
| Carya | Carya sp.1 sp. nov. | Japan(Hokkaido I.) | Early Tertiary | |
| Carya | Carya sp.2 sp. nov. | Japan(Hokkaido I.) | Early Tertiary | |
| Castanea | Castanea sp | Japan(Hokkaido I.) | Early Tertiary | |
| Celtis | Celtis sp | Japan(Hokkaido I.) | Early Tertiary | |
| Cinnamomum | Cinnamomum sp | Japan(Hokkaido I.) | Early Tertiary |