| details |
Late Albian |
Middle Cenomanian |
Iowa |
Ravn,R.L. et al. The Mid-Cretacous boundary in the western interior seaway, central United States: Implications of palynostratigraphy from the type Dakota Formation. (In: Perspectives on the eastern Margin of the Cretaceous Western Interior Basin. G.W. Shurr et al, editors) |
1994 |
| details |
Middle Triassic |
Early Triassic |
China(Kansu) |
Song,Z.-C. et al. Fossil Spores and Pollen of China. Volume 2: The Mezozoic Spores and Pollen. |
2000 |
| details |
Late Triassic |
Early Triassic |
China(Shanxi) |
Song,Z.-C. et al. Fossil Spores and Pollen of China. Volume 2: The Mezozoic Spores and Pollen. |
2000 |
| details |
Jurassic |
Early Cretaceous |
China(S.China) |
Song,Z.-C. et al. Fossil Spores and Pollen of China. Volume 2: The Mezozoic Spores and Pollen. |
2000 |
| details |
Late Albian |
Cenomanian |
Nebraska |
Ravn,R.L. The spore and pollen succession of the type Dakota Formation, (?Late Albian -Cenomanian), of the North Central United States; Comparisons and lithostratigraphic implications. |
1990 |
| details |
Late Albian |
Cenomanian |
South Dakota |
Ravn,R.L. The spore and pollen succession of the type Dakota Formation, (?Late Albian -Cenomanian), of the North Central United States; Comparisons and lithostratigraphic implications. |
1990 |
| details |
Late Albian |
Cenomanian |
Iowa |
Ravn,R.L. The spore and pollen succession of the type Dakota Formation, (?Late Albian -Cenomanian), of the North Central United States; Comparisons and lithostratigraphic implications. |
1990 |
| details |
Late Albian |
Cenomanian |
South Dakota |
Ravn,R.L. The spore and pollen succession of the type Dakota Formation (?Late Albian - Cenomanian) of the north central United States; comparisions and lithostratigraphic implications. |
1991 |
| details |
Late Albian |
Cenomanian |
Iowa |
Ravn,R.L. The spore and pollen succession of the type Dakota Formation (?Late Albian - Cenomanian) of the north central United States; comparisions and lithostratigraphic implications. |
1991 |
| details |
Late Albian |
Cenomanian |
Nebraska |
Ravn,R.L. The spore and pollen succession of the type Dakota Formation (?Late Albian - Cenomanian) of the north central United States; comparisions and lithostratigraphic implications. |
1991 |
| details |
Barremian |
Albian |
Maryland |
Doyle,J.A. Palynostratigraphic zonation. (In: New data bearing on the structural significance of the Upper Chesapeake Bay magnetic anomaly. J.Edwards and H.J. Hansen) |
1979 |
| details |
Kazanian |
|
China |
Yao,Z.-Q. et al. On the paleophyte-Mesophyte boundary. (In: Papers for the 5th International Palynological Conference.) |
1980 |
| details |
Late Albian |
|
Virginia |
Reinhardt,J. et al. Lower Cretaceous stratigraphy of the core. |
1980 |
| details |
Late Albian |
|
Oklahoma |
Wingate,F.H. Plant microfossils from the Denton Shale Member of the Bokchito Formation, (Lower Cretaceous, Albian) in Southern Oklahoma. |
1980 |
| details |
Early Albian |
|
Spain |
Arias,C. et al. Aptian-Albian boundary in the Mompichel Area (Albacete, Spain). |
1980 |
| original |
Late Permian |
|
China(Yunnan) |
Ouyang,S. Palynology of Upper Permian and Lower Triassic strata of Fuyuan District, Eastern Yunnan. |
1985 |
| details |
Late Albian |
|
USSR(Taymyr Nat.Okrug) |
Mchedlishvili,N.D. Palynological substantiation of the age of the Ognevka Suite. (In: Questions of Phytostratigraphy. S.R.Samoilovich et al, editors) |
1977 |