| details |
Eocene |
Miocene |
Argentina(Buenos Aires) |
Guerstein,G.R. Stratigraphic palynology of the Tertiary of the Colorado Basin, Republic of Argentina. Part 2: Marine species of the Borehole Nadir No.1. |
1990 |
| details |
Eocene |
Early Miocene |
Argentina(Buenos Aires) |
Guerstein,G.R. Stratigraphic palynology of the Tertiary of the Colorado Basin, Republic of Argentina Part 3, systematic and statistical study of the borehole Puerto Belgrano No.20 |
1990 |
| details |
Artinskian |
|
USSR(Leningrad) |
Faddeeva,I.Z. Palynostratigraphy of Permian deposits. (In: Practical Palynostratigraphy. L.A. Panova et al, editors) |
1990 |
| details |
Middle Triassic |
Late Triassic |
Canada(Arctic) |
Gentzis,T. et al. Thermal maturity and hydrocarbon potential of the sedimentary succession from the Hecla Field in Sverdrup Basin, Arctic Canada. (In: Recent Advances in Organic Petrology and Geochemistry; A Symposium Honoring Dr P.Hacquebard. W.Kalkreuth et al, editors) |
1991 |
| details |
Middle Devonian |
Triassic |
Canada(Saskatchewan) |
Stasiuk,L.D. et al. Organic microfacies and basinal tectonic control on source rock accumulation; A microscopic approach with examples from an intracratonic and extensional basin. (In: Recent Advances in Organic Petrology and Geochemistry; A Symposium Honoring Dr P.Hacquebard. W.Kalkreuth et al, editors) |
1991 |
| details |
Ashgillian |
|
Canada(Quebec) |
Bertrand,R. Thermal maturation of the source rocks of the St.Lawrence Basin and lowlands and the Southeastern Canadian Shield. (In: Recent Advances in Organic Petrology and Geochemistry; A Symposium Honoring Dr P.Hacquebard. W.Kalkreuth et al, editors) |
1991 |
| details |
Late Spathian |
Middle Anisian |
Arctic Ocean(Barents Sea) |
Mangerud,G. et al. Spathian-Anisian (Triassic) palynology at the Svalis Dome, Southwestern Barents Sea |
1991 |
| details |
Late Carnian |
|
Italy(Sicily) |
Martini,R. et al. Sedimentology and biostratigraphy of the Triassic Mufara Formation (Eastern Sicily); Foraminifera, conodonts, palynomorphs. |
1991 |
| details |
Portlandian |
Berriasian |
Sweden |
Erlstrom,M. et al. Upper Jurassic-Lower Cretaceous petrography and stratigraphy at Eriksdal, Scania, southern Sweden. |
1991 |
| details |
Bajocian |
|
England(Yorkshire) |
Gowland,S. et al. Stratigraphy, sedimentology and palaeontology of the Scarborough Formation (Middle Jurassic) at Hundale Point, North Yorkshire. |
1991 |
| details |
Late Hettangian |
Sinemurian |
Denmark |
Koppelhus,E.B. Palynology of the Lower Jurassic Ronne Formation on Bornholm, Eastern Denmark. |
1991 |
| details |
Late Permian |
|
Greenland |
Piasecki,S. et al. Late Permian Anoxia in Central East Greenland. (In: Modern and Ancient Continental Shelf Anoxia. R.V.Tyson and T.H.Pearson, editors) |
1991 |
| details |
Early Callovian |
|
Spain |
Smelror,M. et al. A reconnaissance study of Bathonian to Oxfordian (Jurassic) dinoflagellates and acritarchs from the Zaragoza Region (NE.Spain) and Figueira Da Foz (Portugal) |
1991 |
| details |
Early Callovian |
|
Portugal |
Smelror,M. et al. A reconnaissance study of Bathonian to Oxfordian (Jurassic) dinoflagellates and acritarchs from the Zaragoza Region (NE.Spain) and Figueira Da Foz (Portugal) |
1991 |
| details |
Ediacaran |
|
Australia(N.Territory) |
Zang,W. Late Proterozoic and Cambrian acritarchs. (In: Late Proterozoic and Early Palaeozoic Palaeontology and biostratigraphy of the Amadeus Basin. J.H.Shergold et al. (In: Geological and Geophysical studies in the Amadeus Basin, Central Australia. R.J.Korsch and J.M. Kennard, editors) |
1991 |
| details |
Late Carboniferous |
Early Permian |
|
Fran§a,A.B. et al. Stratigraphy and reservoir potential of glacial deposits of the Itarare Group (Carboniferous-Permian) Parana Basin, Brazil. |
1991 |
| details |
Aalenian |
Bajocian |
North Sea |
Richards,P.C. An estuarine facies model for the Middle Jurassic Sleipner Formation; Beryl Embayment, North Sea. |
1991 |