| details |
Early Paleocene |
|
USSR(Yakut ASSR) |
Laukhin,S.A. et al. Paleogene stratigraphy on the Lower Reaches of Kolyma River on the palynological data |
1985 |
| details |
Turonian |
Early Maastrichtian |
USSR(Ukrainian SSR) |
Portnyagina,L.A. Evolution of angiosperm pollen in the Late Cretaceous-Paleogene flora of the Carpathians |
1978 |
| details |
Campanian |
Maastrichtian |
Canada(Ontario) |
Norris,G. et al. Late Cretaceous Normapolles in Karstic Carbonatite Terrain, Southern Moose River Basin, Ontario, Canada. |
1980 |
| original |
Early Eocene |
|
Germany |
Pflug,H.D. Origin and development of the angiosperm pollen in earth history |
1953 |