| original |
Aptian |
Albian |
Maryland |
Groot,J.J. et al. Plant microfossils and age of nonmarine Cretaceous sediments of Maryland and Delaware. |
1960 |
| details |
Cenomanian |
Early Senonian |
Alabama |
Groot,J.J. et al. Plant microfossils and age of the Raritan, Tuscaloosa and Magothy Formations of the eastern United States. |
1961 |
| details |
Cenomanian |
Early Senonian |
USA(Atlantic Coast.Pl.) |
Groot,J.J. et al. Plant microfossils and age of the Raritan, Tuscaloosa and Magothy Formations of the eastern United States. |
1961 |
| details |
Cenomanian |
Early Senonian |
New Jersey |
Groot,J.J. et al. Plant microfossils and age of the Raritan, Tuscaloosa and Magothy Formations of the eastern United States. |
1961 |
| details |
Cenomanian |
|
Portugal |
Groot,J.J. et al. Plant microfossils from Aptian, Albian and Cenomanian deposits of Portugal. |
1962 |
| original |
Albian |
|
Maryland |
Brenner,G.J. The spores and pollen of the Potomac Group of Maryland |
1962 |
| details |
Early Cretaceous |
|
Maryland |
Brenner,G.J. The spores and pollen of the Potomac Group of Maryland |
1963 |
| details |
Aptian |
Albian |
South Dakota |
Cahoon,E.J. Lower Cretaceous pollen and spores from the Southern Black Hills |
1965 |
| details |
Middle Albian |
Early Cenomanian |
Colorado |
Pannella,G. Palynology of the Dakota Group and Graneros Shale of the Denver Basin. |
1966 |
| details |
Middle Albian |
Early Cenomanian |
Nebraska |
Pannella,G. Palynology of the Dakota Group and Graneros Shale of the Denver Basin. |
1966 |
| details |
Albian |
Turonian |
Peru |
Brenner,G.J. Middle Cretaceous spores and pollen from northeastern Peru. |
1968 |
| details |
Late Cenomanian |
Early Senonian |
Portugal |
Penny,J.S. Late Cretaceous and Early Tertiary palynology. (In: Aspects of Palynology. R.H. Tschudy and R.A. Scott, editors) |
1969 |
| details |
Albian |
|
Maryland |
Doyle,J.A. Cretaceous angiosperm pollen of the Atlantic Coastal Plain and its evolutionary significance. |
1969 |
| details |
Aptian |
Albian |
Canada(Nova Scotia) |
King,L.H. et al. Cretaceous strata on the Scotian Shelf. |
1970 |
| details |
Middle Albian |
Late Albian |
Canada(Alberta) |
Singh,C. Lower Cretaceous microfloras of the Peace River area, Northwestern Alberta. |
1971 |
| details |
Albian |
|
Maryland |
Singh,C. Lower Cretaceous microfloras of the Peace River area, Northwestern Alberta. |
1971 |
| 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 |