| details |
Early Devonian |
Middle Devonian |
USSR(Georgian SSR) |
Abesadze,M. et al. New data on age of metamorphosed Schists of Dzirulj Massif |
1980 |
| details |
Rhaetian |
Hettangian |
USSR(Georgian SSR) |
Adamiya,S.A. et al. The Rhaetian-Hettangian deposits of the Diza Group in Svanetia (Greater Caucasus) |
1990 |
| details |
Ludlovian |
Early Downtonian |
Libya |
Al-Ameri,T.K. Acid resistant microfossils used in the determination of Paleozoic palaeoenvironments in Libya. |
1983 |
| details |
Late Cambrian |
|
Italy(Sardinia) |
Albani,R. et al. New palynological data and geological considerations on the age of the Solanas Sandstone (Cambrian-Ordovician-Central Sardinia) |
1985 |
| details |
Tremadocian |
|
USSR(Russian Platform) |
Andreeva,E.M. Guide complexes of plant microfossils of the Upper Proterozoic and lower deposits of the Russian Platform. (In: Palynology, Method and Stratigraphy) |
1973 |
| details |
Late Eocene |
|
USSR(Kazakh SSR) |
Aristova,K.E. Analogous Paleogene Beloglinsk and Kyzy Idzharsk horizons in northern Pre-Aral and northern Ust-Urt. (from pollen, spores and microplankton). (In: Palynology and Stratigraphy of the Paleozoic, Mesozoic and Paleogene of the European part of the USSR and Central Area.) |
1971 |
| details |
Tremadocian |
|
USSR(Estonian SSR) |
Aristova,K.E. Assemblages of microplant fossils of Lower and Middle Ordovician type sections of Estonia |
1976 |
| details |
Late Arenigian |
Early Llanvirnian |
England(Cumberland) |
Arthurton,R.S. et al. Ordovician and Silurian. (In: Geology of the Country around Penrith.) |
1981 |
| details |
Valanginian |
Aptian |
Australia(Victoria) |
Backhouse,J. Late Jurassic and Early Cretaceous palynology of the Perth Basin, Western Australia |
1988 |
| details |
Late Ordovician |
|
USSR(Lithuanian SSR) |
Bagdasaryan,L.L. Micropalaeo-phytological analysis of Cambrian and Ordovician Petroleums of the Baltic Region. |
1965 |
| details |
Silurian |
|
USSR(Baltic) |
Bagdasaryan,L.L. The significance of microphytofossils in the solving of some problems in petroleum geology. (In: Mikrofitofossilii v neftyanoi geologii. N. A. Timoshina, editor) |
1980 |
| details |
Late Ordovician |
|
USSR(Lithuanian SSR) |
Bagdasaryan,L.L. Phytoplankton from the lower oil bearing formations of the Baltic States. |
1969 |
| original |
Tremadocian |
|
Sweden |
Bagnoli,G. et al. Acritarchs and conodonts from the Cambro-Ordovician Furuhall, (Kopingsklint) Section (Oland, Sweden). |
1988 |
| details |
Senonian |
|
Romania |
Baltes,N. Upper Cretaceous palynological complexus in the Moldavian Platform. |
1973 |
| original |
Late Tremadocian |
Early Arenigian |
Italy(Sardinia) |
Barca,S. et al. Discovery of Lower Ordovician acritarchs in the "Postgotlandiano' sequence of southwestern Sardinia (Italy)-Age and tectonic implications |
1981 |
| details |
Early Llandoverian |
|
Canada(Anticosti Island) |
Barnes,C.R. Lower Silurian chronostratigraphy of Anticosti Island,Quebec. (In: A Global Standard for the Silurian System. C.H. Holland and M.G.Bassett, editors) |
1989 |
| details |
Ladinian |
Early Carnian |
Canada(NWT,Franklin) |
Barnes,C.R. et al. Biostratigraphic determinations of fossils from the subsurface of the Districts of Franklin, Keewatin and MacKenzie and the Yukon Territory. |
1974 |