| details |
Early Campanian |
|
Canada(NWT,Mackenzie) |
Sweet,A.R. et al. An integrated analysis of the Brackett Coal Basin, Northwest Territories. (In: Current Research, Part G: Frontier Geoscience Program, Arctic Canada) |
1989 |
| details |
Late Senonian |
|
USSR(Siberia) |
Kedves,M. The present day state of Upper Cretaceous palaeophytogeography on palynological evidence |
1985 |
| details |
Late Maastrichtian |
|
Alaska(North Slope) |
Wiggins,V.D. Fossil Oculata pollen from Alaska. |
1976 |
| details |
Maastrichtian |
Danian |
USSR(Kazakh SSR) |
Rzhanikova,L.N. Fossil Pseudomorphs replacing spores and pollen, and their practical value. (In: Technical Problems in Palynology. A.M.Medvedeva, editor) |
1973 |
| original |
Senonian |
|
USSR(Yakut ASSR) |
Samoilovich,S.R. New species of Upper Cretaceous angiosperm pollen of Yakut |
1965 |