| details |
Late Devonian |
Early Mississippian |
Canada(Saskatchewan) |
Stasiuk,L.D. Organic facies in Black Shale of Devonian-Mikssissippian Bakken Formation, southeastern Saskatchewan. |
1996 |
| details |
Llanvirnian |
Early Llandeilian |
France(Finistere) |
Henry,J.L. The presence of Spherical Inclusions (Acritarchs") in an Ordovician chitinozoan from Brittany. |
1964 |
| details |
Late Westphalian |
Early Kungurian |
|
Eyles,N. et al. Hydrocarbon-bearing Late Paleozoic Glaciated Basins of Southern Central South America. (In: Petroleum Basins of South America. A.J.Tankard et al, editors) |
1995 |
| details |
Middle Ordovician |
Early Gothlandian |
USSR(Yaroslav) |
Aristova,K.E. et al. Upper Ordovician and Silurian of the Moscow Syneclise |
1977 |
| details |
Cambrian |
Early Gothlandian |
India(Madhya Pradesh) |
Salujha,S.K. et al. Palynology of the Vindhyans and their equivalents in Peninsular India. |
1972 |
| details |
Cambrian |
Early Gothlandian |
India(Rajasthan) |
Salujha,S.K. et al. Palynology of the Vindhyans and their equivalents in Peninsular India. |
1972 |
| details |
Early Cambrian |
Early Gothlandian |
India |
Venkatachala,B.S. A decade of stratigraphic palynology in India. |
1976 |
| details |
Late Eifelian |
Early Givetian |
W.Germany(Rhineland) |
Riegel,W. Phytoplankton from the Upper Emsian and Eifelian of the Rhineland, Germany --a preliminary report. |
1974 |
| details |
Late Givetian |
Early Frasnian |
France(Pas-de-Calais) |
Deunff,J. Preliminary observations on the paleophytoplankton of a cutting from Caffiers, (Givetien - Frasnien du Boulnnais, France). |
1981 |
| details |
Late Frasnian |
Early Famennian |
Belgium |
Bouckaert,J. et al. The Frasnian-Famennian boundary in Belgium |
1972 |
| details |
Late Gothlandian |
Early Devonian |
USSR(Ukrainian SSR) |
Bystrevskaya,S.S. et al. Post-Proterozoic tectono-Magmatic activity in the western part of the Ukrainian Shield |
1974 |
| details |
Late Devonian |
Early Carboniferous |
China(Tibet) |
Gao,L. Late Devonian and Early Carboniferous acritarchs from Nyalam County, Xizang, (Tibet), China. |
1984 |
| details |
Late Devonian |
Early Carboniferous |
USSR(Tadzhik SSR) |
Babkin,V.F. et al. New data of the age of metamorphic terrigenous rock of Zeravshan-Hissar (Southern Tian-Shan) |
1987 |
| details |
Late Precambrian |
Early Cambrian |
India(Andhra Pradesh) |
Venkatachalapathy,V. et al. Palynomorphs from the Nallamalai Group of rocks of the Cuddapah Basin, (Proterozoic) Andhra Pradesh, India. |
1984 |
| details |
Late Vendian |
Early Cambrian |
India(Karnataka) |
Viswanathiah,M.N. et al. Vendian Cambrian boundary in the Kaladgi Group of rocks of Karnataka, South India. |
1984 |
| details |
Riphean |
Early Cambrian |
USSR(Arkhangelsk Oblast) |
Rudavskaya,V.A. et al. Stratigraphic differentiation of the Upper Precambrian from the Mezen Basin on the basis of assemblages of microplytofossils. (In: Questions of Phytostratigraphy. S.R.Samoilovich et al, editors) |
1977 |
| details |
Late Proterozoic |
Early Cambrian |
Poland |
Jerzykiewicz,J. et al. Report on microfloral fossils in epimetamorphic rocks of the Foresudetic Block. |
1975 |