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Author:
Tokunaga,S.
Year:
1955
Title:
Fossil pollen and spore from the known coal seams in the Bibai area, Ishikari Coal Field, Hokkaido.
Reference:
Tokunaga,S. (1955) Fossil pollen and spore from the known coal seams in the Bibai area, Ishikari Coal Field, Hokkaido. Study of the Cenozoic # 22 P. 9- 19
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Genus Species Country(Region) From To
Cycadopites Cycadopites follicularis Japan(Hokkaido I.) Eocene
Monoporopollenites Monoporopollenites sp Japan(Hokkaido I.) Eocene
Ginkgo Ginkgo biloba Japan(Hokkaido I.) Eocene
Ilex Ilex margaritatus Japan(Hokkaido I.) Eocene
Quercoidites Quercoidites henrici Japan(Hokkaido I.) Eocene
Quercoidites Quercoidites microhenrici Japan(Hokkaido I.) Eocene
Fagoipollenites Fagoipollenites pseudocruciatus Japan(Hokkaido I.) Eocene
Caryapollenites Caryapollenites simplex Japan(Hokkaido I.) Eocene
Pterocarya Pterocarya rhoifolia Japan(Hokkaido I.) Eocene
Alnus Alnus kefersteinii Japan(Hokkaido I.) Eocene
Alnus Alnus speciites Japan(Hokkaido I.) Eocene
Juglans Juglans allardiana Japan(Hokkaido I.) Eocene
Pinus Pinus silvestris Japan(Hokkaido I.) Eocene Eocene