| details |
Late Maastrichtian |
Early Danian |
Japan(Hokkaido I.) |
Takahashi,K. et al. Palynologic study of Kawaruppu K/T Boundary samples in eastern Hokkaido |
1992 |
| details |
Late Maastrichtian |
|
Japan(Hokkaido I.) |
Takahashi,K. Distribution and change of the Upper Cretaceous and Lower Paleogene microflora in Circum-Pacific Regions and Siberia. |
1970 |
| details |
Late Cretaceous |
|
Japan |
Shimada,M. The pollen flora from the Tertiary and Cretaceous of Japan in correlation with the paleobotanical records |
1967 |
| details |
Late Cretaceous |
|
Japan(Hokkaido I.) |
Takahashi,K. Some Cretaceous palynomorphs from the Upper Cretaceous sediments of Hokkaido. |
1970 |
| details |
Late Cretaceous |
|
Japan(Hokkaido I.) |
Srivastava,S.K. Upper Cretaceous palynology-A review |
1967 |
| details |
Late Cretaceous |
|
China(NE.China) |
Zhou,S.-F. The Cretaceous and Tertiary Aquilapolles in China. |
1986 |
| details |
Early Danian |
|
Japan(Hokkaido I.) |
Takahashi,K. et al. Palynologic study of Kawaruppu K/T Boundary samples in eastern Hokkaido |
1992 |
| original |
Campanian |
Maastrichtian |
Japan(Hokkaido I.) |
Takahashi,K. Spores and pollen of the Upper Cretaceous Hakobuchi Beds, Hokkaido. |
1964 |