| details |
Early Cenomanian |
|
Canada(Alberta) |
Singh,C. Cenomanian microfloras of the Peace River area Northwestern Alberta |
1983 |
| details |
Portlandian |
Berriasian |
England(Dorset) |
Hunt,C.O. Dinoflagellate cysts and acritarch assemblages in shallow-marine and marginal-marine carbonates. Portland Stone and Purbeck (Upper Jurassic/Lower Cretaceous) Formation of south England and north France. (In: Micropalaeontology of Carbonate Environments. M.B.Hart, editor) |
1987 |
| details |
Portlandian |
Berriasian |
England(Sussex) |
Hunt,C.O. Dinoflagellate cysts and acritarch assemblages in shallow-marine and marginal-marine carbonates. Portland Stone and Purbeck (Upper Jurassic/Lower Cretaceous) Formation of south England and north France. (In: Micropalaeontology of Carbonate Environments. M.B.Hart, editor) |
1987 |
| details |
Portlandian |
Berriasian |
England(Wiltshire) |
Hunt,C.O. Dinoflagellate cysts and acritarch assemblages in shallow-marine and marginal-marine carbonates. Portland Stone and Purbeck (Upper Jurassic/Lower Cretaceous) Formation of south England and north France. (In: Micropalaeontology of Carbonate Environments. M.B.Hart, editor) |
1987 |
| details |
Portlandian |
|
France |
Hunt,C.O. Dinoflagellate cysts and acritarch assemblages in shallow-marine and marginal-marine carbonates. Portland Stone and Purbeck (Upper Jurassic/Lower Cretaceous) Formation of south England and north France. (In: Micropalaeontology of Carbonate Environments. M.B.Hart, editor) |
1987 |
| details |
Hauterivian |
|
Egypt |
Omran,A.M. et al. Early Cretaceous palynology of three boreholes from northern Western Desert (Egypt) |
1990 |
| details |
Early Aptian |
|
Antarctica |
Riding,J.B. et al. The age of the Base of the Gustav Group in the James Ross Basin Antarctica |
1998 |
| details |
Early Eocene |
Middle Eocene |
Alaska(North Slope) |
Frederiksen,N.O. et al. Palynology of Eocene strata in the Sagavanirktok and Canning Formations on the North Slope of Alaska. |
2002 |