| details |
Early Jurassic |
Middle Jurassic |
Denmark |
Koppelhus,E.B. et al. Applicaton of a palynomorph zonation to a series of short borehole sections, Lower to Middle Jurassic, Oresund, Denmark. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Early Eocene |
Middle Eocene |
North Sea |
Condon,P.J. et al. Eocene succession of the East Shetland Platform, North Sea. |
1992 |
| details |
Vendian |
Middle Cambrian |
USSR(Russian Platform) |
Volkova,N.A. Acritarchs and Correlaiton of the Vendian and Cam Brian deposits in the West of the Russian Platform |
1973 |
| details |
Late Barremian |
Middle Aptian |
W.Germany(Niedersachsen) |
Ruffell,A.H. et al. Environmental interpretation of Cretaceous sequences in North German boreholes on the basis of intergrated clay mineralogical and palynofacies analyses. (In: The Barremian-Aptian Boundary. A Study of profiles from the boreal Cretaceous.E.Kemper, editor) |
1995 |
| details |
Kazanian |
Middle Anisian |
West Pakistan |
Anderson,H.M. et al. A preliminary review of the biostratigraphy of the uppermost Permian, Triassic and lowermost Jurassic of Gondwanaland. |
1970 |
| details |
Llandoverian |
Ludian |
Poland |
Chorowska,M. et al. Ordovician, Silurian and Devonian rocks at Luban (Kaczawa Mountains, Sudety Mountains). |
1981 |
| details |
Arenigian |
Llanvirnian |
France(Pas-de-Calais) |
Rauscher,R. Micropaleontological and stratigraphic research in the Ordovician and Silurian in France. Study of the acritarchs, chitinozoans and spores. |
1973 |
| details |
Ashgillian |
Llandoverian |
USA(Eastern) |
Colbath,G.K. Abrupt terminal Ordovician extinction in phytoplankton associations, Southern Appalachians. |
1986 |
| details |
Middle Vendian |
Late Vendian |
USSR(Siberia) |
Khomentovskii,V.V. The Vendian System of Siberia and a standard stratigraphic Scale. |
1986 |
| details |
Acadian |
Late Ordovician |
Czechoslovakia |
VavrdovЎ,M. Phytoplankton communities of Cambrian and Ordovician age of Central Bohemia |
1982 |
| details |
Middle Ordovician |
Late Ordovician |
Missouri |
Echols,D.J. et al. Ordovician chitinozoa from Missouri. |
1966 |
| details |
Middle Ordovician |
Late Ordovician |
New York |
Jacobson,S.R. Middle and Upper Ordovician acritarchs, Eastern Midcontinent, USA. |
1977 |
| details |
Middle Ordovician |
Late Ordovician |
Ohio |
Jacobson,S.R. Middle and Upper Ordovician acritarchs, Eastern Midcontinent, USA. |
1977 |
| details |
Early Gothlandian |
Late Gothlandian |
USSR(Russian Platform) |
Andreeva,E.M. The Upper Proterozoic and Lower Paleozoic microfossils from some Regions of the Russian Platform. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
| details |
Late Frasnian |
Late Famennian |
USSR(Ukrainian SSR) |
Sergeyeva,L.A. et al. Microfossils of the Upper Devonian Salt deposits in the Dnieper-Donets Basin. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
| details |
Late Proterozoic |
Late Devonian |
USSR |
Pykhova,N.G. The first results of a study of elements composition of microfossils. |
1980 |
| details |
Middle Devonian |
Late Devonian |
Romania |
Beju,D. New palynological facts concerning the Paleozoic of the Moesian Platform (Preliminary Note) |
1964 |