| details |
Middle Albian |
Early Cenomanian |
Alaska(North Slope) |
May,F.E. Dinoflagellate and acritarch assemblages from the Nanushuk Group, (Albian-Cenomanian), and the Torok Formation (Albian), Umat Test Well 11, National Petroleum Reserve in Alaska, northern Alaska. |
1979 |
| details |
Late Albian |
|
Canada(NWT,Mackenzie) |
Yorath,C.J. et al. Cretaceous and Tertiary stratigraphy and paleogeography northern Interior Plains, District of MacKenzie. |
1981 |
| details |
Valanginian |
|
Canada(Eastern Offshore) |
Bujak,J.P. et al. Modern and fossil Peridiniineae. |
1983 |
| details |
Cenomanian |
Turonian |
China(Sinkiang Uighur) |
Mao,S. et al. Late Cretaceous-Early Tertiary dinoflagellates and acritarchs from the Kashi area, Tarim Basin, Xinjiang Province, China. |
1988 |
| details |
Late Turonian |
Early Campanian |
Canada(Arctic) |
Nкбez-Betelu,L.K. et al. Preliminary Paleopalynology of the Kanguk Formation, (Upper Cretaceous), Remus Creek, Canadian Arctic Archipelago; 1. Marine palynomorphs. |
1992 |
| details |
Late Albian |
|
Greenland |
Nиhr-Hansen,H. Dinoflagellate cyst stratigraphy of the Barremian to Albian, Lower Cretaceous, Northeast Greenland. |
1993 |
| details |
Middle Albian |
Late Albian |
Canada(Alberta) |
Banerjee,I. et al. An integrated subsurface study of the Mannville -Colorado Group boundary in the Cessford Field, Alberta. |
1994 |
| details |
Middle Eocene |
|
China(Hunan) |
Mao,G. et al. Early Tertiary terrigenous dinoflagellates and other planktonic algae from Central and Southern Henan Province. (In: Early Tertia terrigenous Dinflagellates and other planktonic algae from Hena Province and their significance in oil and Gas prospecting -S.et al) |
1995 |
| details |
Late Cenomanian |
|
Arizona |
Li,H. et al. Dinoflagellate stratigraphy and its response to sea level change in Cenomanian-Turonian sections of the Western Interior of the United States. |
1996 |
| details |
Oligocene |
|
China(Hopei) |
Xu,J. et al. On the Paleogene microphytoplankton from the Shengli oil-bearing region, Shandong, China |
1997 |