| details |
Campanian |
Maastrichtian |
USSR |
Samoilovich,S.R. A new outline of the floristic zoning of the northern Hemisphere in the Late Senonian. |
1977 |
| details |
Middle Campanian |
Maastrichtian |
Alaska |
Frederiksen,N.O. Changes in floral diversities, flora turnover rates, and climates in Campanian and Maestrichtian time, North Slope of Alaska |
1989 |
| details |
Maastrichtian |
|
Alaska(North Slope) |
Frederiksen,N.O. Pollen zonation and correlation of Maastrichtian marine beds and associated strata, Ocean Point Dinosaur locality, North Slope, Alaska. (In: Evolution of Sedimentary Basins. A.C.Hoffman, Project Coordinator) |
1990 |
| details |
Maastrichtian |
|
Portugal |
Brattseva,G.M. Palynological investigations of the Upper Cretaceous and Paleogene of the Far East |
1969 |