| details |
Early Tertiary |
|
Romania |
Olaru,L. Stratigraphic distribution of microphytoplankton in Paleogene Beds of the Plopu Rivulet Flysch (Trotosul Basin). |
1971 |
| details |
Senonian |
|
Romania |
Olaru,L. Palynological study of the Upper Cretaceous - Paleocene deposits of the East Carpathian Flysch deposits, (Romania). |
1974 |
| details |
Late Maastrichtian |
|
Nigeria |
Oloto,I.N. Maestrichtian dinoflagellate cyst assemblage from the Nkporo Shale on the Benin Flank of the Niger Delta |
1989 |
| details |
Early Eocene |
|
Nigeria |
Oloto,I.N. Succession of palynomorphs from the Early Eocene of Gbekebo-1 Well in southwest Nigeria. |
1992 |
| details |
Late Eocene |
Late Neogene |
Alaska |
Olson,D.L. et al. Biostratigraphy. (In: Geological and Operational Summary Norton Sound Cost No.2 Well Norton Sound, Alaska. R.F.Turner, editor) |
1987 |
| details |
Late Paleocene |
|
Spain |
Orue-Etxebarria,X. et al. Physical and biostratigraphic analysis of two prospective Paleocene -Eocene, boundary stratotypes in the intermediate-Deep Water Basque Basin, Western Pyrenees: the Trabakua Pass and Ermua sections |
1996 |
| details |
Late Paleocene |
|
Spain |
Orue-Etxebarria,X. et al. Physical and biostratigraphic analysis of two prospective Paleocene -Eocene, boundary stratotypes in the intermediate-Deep Water Basque Basin, Western Pyrenees: the Trabakua Pass and Ermua sections |
1996 |
| details |
Early Cenomanian |
Middle Cenomanian |
England(Kent) |
Paul,C.R.C. et al. Palaeoceanographic events in the Middle Cenomanian of Northwest Europe. |
1994 |
| details |
Early Cenomanian |
Middle Cenomanian |
England(Kent) |
Paul,C.R.C. et al. Palaeoceanographic events in the Middle Cenomanian of Northwest Europe. |
1994 |
| details |
Hauterivian |
Aptian |
|
Peralta,P.I. et al. Paleoenvironmental aspects of the Lower Cretaceous Agrio Format Inferred by dinocyst assemblages Neuqu©n Basin, Argentina |
1997 |
| details |
Early Cretaceous |
|
|
Peralta,P.I. et al. Early Cretaceous sea level variations and changes in dinocyst assemblages and organic matter components in the Neuqu©n Basin, western Argentina. |
2000 |
| details |
Hauterivian |
Barremian |
|
Peralta,P.I. Paleoenvironmental aspects of the Early Cretaceous from Neuquen Basin, according to marine dinoflagellates. |
2002 |
| details |
Danian |
|
Venezuela |
Pocknall,D.T. et al. The palynofloral succession across the Cretaceous to Paleocene transition zone, Merida Andes, western Venezuela |
2001 |
| details |
Tortonian |
|
Atlantic(Norwegian Sea) |
Poulsen,N.E. et al. Tertiary dinoflagellate biostratigraphy of Sites 907, 908 and 909 in the Norwegian-Greenland Sea. |
1996 |
| details |
Tortonian |
|
Atlantic(Greenland Sea) |
Poulsen,N.E. et al. Tertiary dinoflagellate biostratigraphy of Sites 907, 908 and 909 in the Norwegian-Greenland Sea. |
1996 |
| details |
Eocene |
Serravallian |
England |
Powell,A.J. A preliminary investigation into the Neogene dinoflagellate cyst biostratigraphy of the British southwestern approaches. |
1988 |
| details |
Thanetian |
Ypresian |
England(Kent) |
Powell,A.J. et al. Upper Paleocene-Lower Eocene dinoflagellate cyst sequence biostratigrapahy of Southeast England. (In: Correlation of the Early Paleogene in Northwest Europe. R.W.O Knox et al, editors) |
1996 |