| details |
Aptian |
Early Albian |
USA(Atlantic Coast.Pl.) |
Doyle,J.A. Fossil evidence on the early adaptive radiation of angiosperms. (In: Evolutionary Biology. Proceedings of the International Conference, Liblice,1975. V.J.A.Novak and B.Pacltova, editors) |
1976 |
| original |
Aptian |
Albian |
Maryland |
Groot,J.J. et al. Plant microfossils and age of nonmarine Cretaceous sediments of Maryland and Delaware. |
1960 |
| details |
Aptian |
Albian |
South Dakota |
Cahoon,E.J. Lower Cretaceous pollen and spores from the Southern Black Hills |
1965 |
| details |
Aptian |
Albian |
Canada(Nova Scotia) |
King,L.H. et al. Cretaceous strata on the Scotian Shelf. |
1970 |
| details |
Aptian |
Albian |
Maryland |
Yu,J. et al. Cretaceous spore pollen in Jiangxi Province. |
1985 |
| details |
Cenomanian |
|
Portugal |
Groot,J.J. et al. Plant microfossils from Aptian, Albian and Cenomanian deposits of Portugal. |
1962 |
| details |
Late Cenomanian |
|
USSR(Kazakh SSR) |
Erofeev,V.S. et al. The first finding of Upper Cretaceous deposits characterized by flora in the Ili Depression |
1972 |
| details |
Eocene |
|
Egypt |
Aboul Ela,N.M. Lower Tertiary microflora from the Esna Shale of the Red Sea Coast, Egypt. |
1989 |
| details |
Early Cretaceous |
|
Maryland |
Brenner,G.J. The spores and pollen of the Potomac Group of Maryland |
1963 |
| details |
Albian |
|
Maryland |
Doyle,J.A. Cretaceous angiosperm pollen of the Atlantic Coastal Plain and its evolutionary significance. |
1969 |
| original |
Albian |
|
Maryland |
Brenner,G.J. The spores and pollen of the Potomac Group of Maryland |
1962 |
| details |
Middle Cenomanian |
|
France |
Az©ma,C. et al. Some miospores from the Middle Cenomanian. |
1972 |
| details |
Cenomanian |
|
Switzerland |
Pantic,N.K. et al. Palynological investigation of the Bundnerschiefer. (Preliminary report). |
1977 |
| details |
Albian |
|
Maryland |
Singh,C. Lower Cretaceous microfloras of the Peace River area, Northwestern Alberta. |
1971 |