| details |
Hettangian |
|
USSR(Georgian SSR) |
Adamiya,S.A. et al. The Rhaetian-Hettangian deposits of the Diza Group in Svanetia (Greater Caucasus) |
1990 |
| details |
Oxfordian |
|
Nd |
Vasanthy,G. et al. The evolution of angiospermid pollen characteristics: Conjectures and Queries. (In: Proceeding of the Symposium on the Vistas in Indian Palaeobotany. K.P.Jain and R.S.Tiwari, editors) |
1990 |
| details |
Early Cenomanian |
|
Czechoslovakia(Bohemia) |
SvobodovЎ,M. Palaeofloristic changes and facial differentiation during Cenomanian sedimentation in the SW part of Bohemian Cretaceous Basin. (In: Global Biological Events in Earth History. E.Knobloch and Z.Kvacek, editors) |
1990 |
| details |
Aptian |
|
Brazil(Ceara) |
de Lima,M.R. Palynological study of the Cretaceous sediments from the Ico Basin, Ceara State, Brazil |
1990 |
| details |
Late Albian |
Early Cenomanian |
Sudan |
Schrank,E. Palynology of the Clastic Cretaceous sediments between Dongola and Wadi Muoaddam, Northern Sudan. |
1990 |
| details |
Turonian |
|
China(Sinkiang Uighur) |
Wang,D.-N. et al. Late Cretaceous to Tertiary palynofloras in Xinjiang and Qinghai, China. |
1990 |
| details |
Cenomanian |
Early Senonian |
India(Meghalaya) |
Nandi,B. Palynostratigraphy of Upper Cretaceous sediments, Meghalaya, northeastern India. |
1990 |
| details |
Pliensbachian |
|
Sweden |
Guy-Ohlson,D. Pliensbachian palynology of the Karindal Bore No.1 North-West Scania, Sweden. |
1990 |
| details |
Late Albian |
Early Cenomanian |
Nigeria |
Ojoh,K.A. Cretaceous geodynamics evolution of the southern part of the Benue Trough (Nigeria) in the equatorial domain of the south Atlantic stratigraphy, basin analysis and paleo-oceanography. |
1990 |
| details |
Toarcian |
|
Portugal |
Baudin,F. et al. Distribution of organic matter during the Toarcian in the Mediterranean Tethys and Middle East. (In: Deposition of Organic Facies. A.Y.Huc, editor) |
1990 |
| details |
Norian |
Early Rhaetian |
North Sea |
Eide,F. Biostratigraphic correlation within the Triassic Lunde Formation in Snorre Area. (In: Correlation in Hydrocarbon Exploration. J.D.Collinson, editor). |
1990 |
| details |
Jurassic |
|
Mexico |
Rouse,G.E. Palynological dating and paleoreconstruction of three gold and silver orebodies in the western Cordillera of Canada, United States and Mexico. (In: Palynology of Ore Deposits. E.I. Robbins, editor) |
1990 |
| details |
Toarcian |
|
Hungary |
Kedves,M. Palynological studies on Manganese Ore Layers in Urkut (Transdanubia), Hungary. (In: Palynology of Ore Deposits. E.I. Robbins, editor) |
1990 |
| details |
Early Jurassic |
Middle Jurassic |
China(Sinkiang Uighur) |
Jiang,D.-X. Palynological evidence for identification of nonmarine petroleum source rocks, China. (In: Palynology of Ore Deposits. E.I. Robbins, editor) |
1990 |
| details |
Oxfordian |
|
Nd |
Pocock,S.A.J. et al. Pollen of Circumpolles: An enigma or morphotrends showing evolutionary adaptation. |
1990 |
| details |
Rupelian |
|
Czechoslovakia(Slovensko) |
SnopkovЎ,P. Redeposited palynomorphs in Paleogene sediments of West Carpathians and their significance for paleogeography |
1990 |
| details |
Priabonian |
Rupelian |
Czechoslovakia(Slovensko) |
SnopkovЎ,P. Redeposited palynomorphs in Paleogene sediments of West Carpathians and their significance for paleogeography |
1990 |