details |
Early Cretaceous |
|
India(Tamil Nadu) |
Venkatachala,B.S. et al. Stratigraphic implication of Late Gondwana floras in the east coast. (In: Concepts, limits and extension of the Indian Gondwana. B.S.Venkatachala and H.K.Maheshwari, editors) |
1988 |
details |
Neocomian |
Aptian |
India(Andhra Pradesh) |
Prabhakar,M. Palynology of the upper Gondwana deposits of Rampur area, Pranhita Godavari Basin, Andhra Pradesh, India |
1987 |
details |
Early Cenomanian |
|
Iowa |
Witzke,B.J. et al. The Dakota Formation in Iowa and the type area. (In: Perspectives on the eastern Margin of the Cretaceous Western Interior Basin. G.W. Shurr et al, editors) |
1994 |
details |
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 |
Albian |
|
Canada(Arctic) |
Nкбez-Betelu,L.K. et al. Upper Cretaceous paleoshorelines of the northeastern Sverdrup Basin, Ellesmere Island, Canadian Arctic Archipelago. |
1994 |