original |
Middle Albian |
Cenomanian |
Brazil(Maranhao) |
Herngreen,G.F.W. Palynology of Albian-Cenomanian strata of borehole 1-QS-1-MA, State of Maranhao, Brazil. |
1973 |
original |
Middle Cretaceous |
|
Atlantic Ocean |
Hochuli,P.A. et al. Palynology of Middle Cretaceous Black Clay facies from Deep Sea Drilling Project Sites 417 and 418 of the Western North Atlantic. |
1980 |
original |
Late Albian |
Cenomanian |
Nigeria |
Lawal,O. Palynological biostratigraphy and paleoenvironments of Cretaceous Formations in the Upper Benue, northeast Nigeria. |
1982 |
original |
|
|
Nigeria |
Lawal,O. et al. Palynological biostratigraphy of Cretaceous sediments in the Upper Benue Basin, Northeast Nigeria. |
1986 |
original |
Late Cenomanian |
|
Nigeria |
Lawal,O. Palynological age and correlation of a Black Shale section in the Eze-Aku Formation, Lower Benue Troughk, Nigeria. |
1991 |