| details |
Middle Ordovician |
Late Ordovician |
Canada(Saskatchewan) |
Stasiuk,L.D. et al. The life cycle and phyletic affinity of Gloeocapsomorpha prisca, Zalessky 1917, from Ordovician rocks in the Canadian Williston Basin. (In: Current research, Part D: Interior Plains and Arctic Canada) |
1990 |
| details |
Middle Cambrian |
Late Cambrian |
India(Karnataka) |
Viswanathiah,M.N. et al. Acritarchs and other microfossils from the cherts of Mudhol Formation, Kaladgi, South India. |
1984 |
| details |
Eifelian |
Frasnian |
Canada(Alberta) |
Stasiuk,L.D. Microscopic studies of sedimentary organic matter: key to understanding organic-rich strata, with Paleozoic examples from Western Canada Basin |
1999 |
| details |
Late Tournaisian |
Early Visean |
Germany(Rostock) |
Burmann,G. Details of Lower Carboniferous spore assemblages (lepidophyta zone to pusilla zone) from the Neuenkirchen 2/1973 and Wiek 4/1970 boreholes of Rugen Island, northeast Germany. |
2001 |
| details |
Late Llanvirnian |
Early Llandeilian |
Australia(W.Australia) |
Combaz,A. et al. Palynostratigraphy of the Ordovician from some boreholes in the Canning Basin, Western Australia. |
1972 |
| details |
Precambriam |
Early Cambrian |
USSR(Siberia) |
Mikhailova,N.S. Microphytofossils of the Udokanskoi i Bodaibinskoi series |
1976 |
| details |
Ordovician |
Devonian |
Canada(Ontario) |
Obermajer,M. et al. Asseccing thermal maturity of Paleozoic rocks from reflectance of chitinozoa as constrained by geochemical indicators: an example from southern Ontario, Canada. |
1996 |
| details |
Late Proterozoic |
|
Morocco |
Choubert,G. et al. First results of acritarch research in the Precambrian of the Anti-Atlas. |
1979 |
| details |
Late Ordovician |
|
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 |
Late Vendian |
|
Romania |
Givulescu,R. Fossil flora of Romania. (3rd Supplement) |
1978 |
| details |
Early Gothlandian |
|
USSR(Estonian SSR) |
Burns,D.A. A transmission electron microscope comparison of modern Botryococcus braunii with some microfossils previously referred to that species. |
1982 |
| details |
Late Ordovician |
|
USSR(Lithuanian SSR) |
Bagdasaryan,L.L. Micropalaeo-phytological analysis of Cambrian and Ordovician Petroleums of the Baltic Region. |
1965 |
| details |
Precambriam |
|
India(Rajasthan) |
Mandal,J. et al. Microbiota from the Kushalgarh Formation, Delhi Supergroup, India. |
1984 |
| details |
Early Ordovician |
|
USSR(Russian Platform) |
Lutkevich,E.M. et al. Ordovician System. (In: Stratigraphy and Paleogeography of the Sinian, Paleozoic and Triassic of the Western Russian Platform. E.M.Lutkevich and A.K.Krilova, editor) |
1973 |
| details |
Ordovician |
|
Poland |
Adamczak,E. Gloeocapsomorpha prisca Zalessky (Cyanophyceae) from Ordovician Erratic Boulders in Poland. |
1963 |
| details |
Ordovician |
|
Baltic |
Eisenack,A. Microfossils from the Baltic Ordovician. 2: Vaginatenkalk to Lyckholmer Stufe. |
1962 |
| details |
Late Proterozoic |
|
Poland |
Gunia,T. Microflora of Pre-Cambrian Limestones of the Duszniki Zdroj Region, (the Central Sudeten). |
1974 |