| details |
Middle Maastrichtian |
|
Canada(NWT,Mackenzie) |
Sweet,A.R. et al. Cretaceous - Tertiary palynofloral perturbations and extinctions within the Aquilapollenites Phytogeographic Province. |
2001 |
| details |
Late Maestrichtian |
|
Pacific Ocean(Yellow Sea) |
Yi,S. Zygnematacean zygospores and other freshwater algae from the Upper Cretaceous of the Yellow Sea Basin, Southwest coast of Korea |
1997 |
| details |
Late Maastrichtian |
|
Canada(Alberta) |
Sweet,A.R. The Cretaceous-Tertiary boundary in the Central Alberta Foothills. II. Miospore and pollen taxonomy. |
1986 |
| details |
Late Maastrichtian |
|
Canada(Saskatchewan) |
Sweet,A.R. The Cretaceous-Tertiary boundary in the Central Alberta Foothills. II. Miospore and pollen taxonomy. |
1986 |
| details |
Late Maastrichtian |
|
Canada(Alberta) |
Jerzykiewicz,T. et al. The Cretaceous-Tertiary boundary in the Central Alberta Foothills. I. Stratigraphy. |
1986 |
| details |
Late Maastrichtian |
|
North America |
Nichols,D.J. et al. Palynological evidence of effects of the terminal Cretaceous event on terrestrial floras in Western North America. (In: Extinction events in earth history. IGCP, Proceeding of Project 216. E.G.Kauffman and O.H.Walliser, editors) |
1990 |
| details |
Late Cretaceous |
|
South Dakota |
Sweet,A.R. The Cretaceous-Tertiary boundary in the Central Alberta Foothills. II. Miospore and pollen taxonomy. |
1986 |
| details |
Cretaceous |
|
South Korea |
Yi,S. et al. Pollen and spores of South Korea. |
2004 |