| original |
Neocomian |
Albian |
Maryland |
Brenner,G.J. The spores and pollen of the Potomac Group of Maryland |
1962 |
| original |
Early Cretaceous |
|
Maryland |
Brenner,G.J. The spores and pollen of the Potomac Group of Maryland |
1963 |
| details |
Maestrichtian |
|
Canada(Alberta) |
Srivastava,S.K. Ephedralean pollen from the Upper Cretaceous Edmonton Formation of Alberta, (Canada), and their paleoecological significance. |
1968 |
| details |
Early Cretaceous |
|
Maryland |
Srivastava,S.K. Ephedralean pollen from the Upper Cretaceous Edmonton Formation of Alberta, (Canada), and their paleoecological significance. |
1968 |
| details |
Hauterivian |
Late Aptian |
Maryland |
Wolfe,J.A. et al. Stratigraphic interpretations of some Cretaceous microfossil floras of the Middle Atlantic States. |
1971 |
| details |
Middle Albian |
|
Canada(Alberta) |
Singh,C. Lower Cretaceous microfloras of the Peace River area, Northwestern Alberta. |
1971 |
| details |
Early Cretaceous |
|
Maryland |
Singh,C. Lower Cretaceous microfloras of the Peace River area, Northwestern Alberta. |
1971 |
| details |
Middle Valanginian |
Middle Cenomanian |
Atlantic Ocean |
Habib,D. Comparison of Lower and Middle Cretaceous palynostratigraphic zonations in the Western North Atlantic. (In: Stratigraphic Micropaleontology of Atlantic Basin and Borderlands. F.M.Swain, editor) |
1977 |
| details |
Early Valanginian |
Late Albian |
Atlantic Ocean |
Habib,D. Palynostratigraphy of the Lower Cretaceous section at Deep Sea Drilling Project Site 391, Blake-Bahama Basin, and its correlation in the North Atlantic. |
1978 |
| details |
Hauterivian |
Early Tertiary |
USSR |
Boytsova,E.P. et al. Miospores of some ancient plants in the USSR. |
1979 |
| details |
Cenomanian |
|
Iowa |
Ravn,R.L. Preliminary observations on the palynology of Upper Dakota Formation Lignites in Northwest Iowa and Northeast Nebraska. (In: Cretaceous stratigraphy and sedimentation in Northwest Iowa, Northeast Nebraska and Southeast South Dakota) |
1981 |
| details |
Cenomanian |
|
Nebraska |
Ravn,R.L. Preliminary observations on the palynology of Upper Dakota Formation Lignites in Northwest Iowa and Northeast Nebraska. (In: Cretaceous stratigraphy and sedimentation in Northwest Iowa, Northeast Nebraska and Southeast South Dakota) |
1981 |
| details |
Maastrichtian |
|
Egypt |
Kedves,M. et al. Biopolymer organization of the wall of the fossil spores and pollen grains |
1993 |
| details |
Maestrichtian |
|
Egypt |
Kedves,M. Tranmission Electron Microscopy of the Fossil Gymnosperm Exines. |
1994 |
| details |
Maestrichtian |
|
Egypt |
Kedves,M. Upper Cretaceous pollen grains from Egypt I |
1997 |