original |
Campanian |
|
Japan(Hokkaido I.) |
Takahashi,K. Spores and pollen of the Upper Cretaceous Hakobuchi Beds, Hokkaido. |
1964 |
original |
Late Cretaceous |
|
Japan(Hokkaido I.) |
Srivastava,S.K. Upper Cretaceous palynology-A review |
1967 |
original |
Late Cretaceous |
|
Canada(Alberta) |
Bihl,G. Palynological correlation of Late Cretaceous Beds Sheerness, Alberta |
1968 |
original |
Maastrichtian |
|
Canada(Alberta) |
Snead,R.G. Microfloral diagnosis of the Cretaceous-Tertiary boundary, Central Alberta. |
1969 |
original |
Late Maastrichtian |
|
Japan(Hokkaido I.) |
Takahashi,K. et al. Palynologic study of Kawaruppu K/T Boundary samples in eastern Hokkaido |
1992 |
original |
Late Santonian |
Early Campanian |
Canada(Alberta) |
Braman,D.R. Terrestrial palynomorphs of the Upper Santonian - ?Lower Campanian Milk River Formation, southern Alberta, Canada. |
2001 |