| details |
Late Volgian |
Early Hauterivian |
Russia(Siberia) |
Lebedeva,N.K. et al. Dinoflagellate cysts and microforaminifera of the Lower Cretaceous Yatria River section, Subarctic Ural, northwest Siberia (Russia). Biostratigraphy, palaeoenvironmental and palaeogeographic discussion. |
1999 |
| details |
Ludlovian |
Early Downtonian |
Libya |
Al-Ameri,T.K. Acid resistant microfossils used in the determination of Paleozoic palaeoenvironments in Libya. |
1983 |
| details |
Late Maastrichtian |
Early Danian |
Alabama |
Moshkovitz,S. et al. Calcareous nannofossil and dinoflagellate stratigraphy of the Cretaceous-Tertiary boundary, Alabama and Georgia |
1993 |
| details |
Middle Oxfordian |
Early Cretaceous |
Norway(Offshore) |
Zwan,C.J.Van Der et al. Palynostratigraphy and palynofacies reconstruction of the Upper Jurassic to Lowermost Cretaceous of the Draugen Field, offshore Mid Norway |
1990 |
| details |
Late Jurassic |
Early Cretaceous |
South America |
Volkheimer,W. Upper Jurassic and Lower Cretaceous microfloras of Latin America. |
1980 |
| details |
Late Strunian |
Early Courceyan |
Wales(Glamorgan) |
McNestry,A. New palynostratigraphy of two Uppermost Devonian -Lower Carboniferous borehole sections in South Wales |
1988 |
| details |
Vraconian |
Early Cenomanian |
Canada(Alberta) |
Leckie,D.A. et al. An anoxic events at the Albian-Cenomanian boundary ; The Fish Scale Marker Bed, northern Alberta, Canada. |
1992 |
| details |
Late Albian |
Early Cenomanian |
Sudan |
Schrank,E. Paleoecological aspects of Aftopollis/Elaterates peaks (Albian-Cenomanian pollen) in the Cretaceous of northern Sudan and Egypt. |
2001 |
| details |
Late Santonian |
Early Campanian |
Russia(Taymyr) |
Khomentovskii,O.V. et al. Santonian-Campanian boundary in northern Siberia |
1999 |
| details |
Early Portlandian |
Early Berriasian |
North Sea |
Herngreen,G.F.W. et al. Palynology of the Upper Jurassic, Central Graben, Scruff, and Delfland Groups in the Dutch Part of the North Sea Continental Shelf. |
1984 |
| details |
Late Hauterivian |
Early Barremian |
England(Lincolnshire) |
Riding,J.B. et al. Mataridium solidispinum, gen.et sp.nov., a Polygonomorph acritarc from the Lower Cretaceous of Europe |
1998 |
| details |
Early Cretaceous |
Early Barremian |
Netherlands |
Herngreen,G.F.W. et al. Upper Cretaceous Chalk Group stratigraphy near the Isle of Texel, The Netherlands (a multidisciplinary approach). |
1996 |
| details |
Ryazanian |
Early Aptian |
USSR(Ryazin) |
Iosifova,E.K. Dinocysts from Tchernaya Retchka (Ryazanian-Aptian, Lower Cretaceous) of the Moscow Basin, Russia |
1996 |
| details |
Neocomian |
Early Aptian |
Atlantic Ocean(South) |
Harris,W.K. Palynology of cores from deep Sea Drilling Sites 327, 328 and 330, South Atlantic Ocean. |
1977 |
| details |
Late Neocomian |
Early Aptian |
Atlantic Ocean(South) |
Harris,W.K. Palynology of cores from deep Sea Drilling Sites 327, 328 and 330, South Atlantic Ocean. |
1977 |
| details |
Late Ordovician |
Devonian |
Algeria |
Ilavsky,J. et al. Presence of Paleozoic acritarchs in metamorphic rocks of the Edough Massif (Wilaya of Annaba, eastern Algeria) |
1987 |
| details |
Maastrichtian |
Danian |
Georgia |
Firth,J.V. Dinoflagellate biostratigraphy of the Maastrichtian to Danian interval in the US Geological Survey, Albany core, Georgia, USA. |
1987 |