| original |
Maastrichtian |
|
Canada(Alberta) |
Srivastava,S.K. Some angiosperm pollen from the Edmonton Formation (Maestrichtian), Alberta, Canada. |
1969 |
| details |
Maastrichtian |
|
Canada(Alberta) |
Srivastava,S.K. Pollen biostratigraphy and paleoecology of the Edmonton Formation, (Maestrichtian), Alberta, Canada. |
1970 |
| details |
Maastrichtian |
|
Canada(Alberta) |
Potonie,R. Synopsis of the genera of the sporae dispersae.Part 7 |
1975 |
| details |
Late Maastrichtian |
Early Paleocene |
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 |