| original |
Early Tertiary |
|
Japan(Hokkaido I.) |
Tokunaga,S. Pollen analyses of some coal seams in the Akabira area, Ishikari Coal Field, Hokkaido |
1956 |
| original |
Campanian |
|
Japan(Hokkaido I.) |
Takahashi,K. Spores and pollen of the Upper Cretaceous Hakobuchi Beds, Hokkaido. |
1964 |
| original |
Early Senonian |
|
Japan(Honshu I.) |
Miki,A. Palynological study of the Kuji Group in Northeastern Honshu, Japan. |
1972 |
| original |
Early Pliocene |
|
W.Germany(N.Rhine) |
Mohr,B.A.R. The microflora of the Upper Miocene - Lower Pliocene overlying beds of the Rhenish Brown Coal. |
1984 |
| original |
Late Albian |
Early Cenomanian |
Australia(Queensland) |
Burger,D. Early Cretaceous angiosperms from Queensland, Australia. |
1990 |
| original |
Maastrichtian |
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Japan(Hokkaido I.) |
Takahashi,K. Palynologic study of the Akkeshi and Tokotan Formations of the Nemuro Group, Eastern Hokkaido |
1991 |
| original |
Nd |
|
Nd |
Burger,D. Early and Middle Cretaceous angiosperm pollen grains from Australia |
1993 |