| original |
Late Tremadocian |
|
Poland |
Gгrka,H. Some new acritarchs in the Upper Tremadocian Flints of the Kielce Region (Holly Cross Mountains, Poland). |
1967 |
| details |
Late Tremadocian |
|
Poland |
Gгrka,H. Microorganisms of the Ordovician of Poland. |
1969 |
| details |
Tremadocian |
Early Arenigian |
S.Ireland |
Gardiner,P.R.R. et al. Cambrian and Ordovician microfossils from south-east Ireland and their implications. |
1971 |
| details |
Tremadocian |
Early Arenigian |
S.Ireland |
Gardiner,P.R.R. et al. Cambrian and Ordovician microfossils from south-east Ireland and their implications. |
1971 |
| details |
Ordovician |
|
Poland |
Jagielska,L. Flora of the Ordovician;Microflora |
1972 |
| details |
Tremadocian |
|
France(Herault) |
Martin,F. Acritarchs of the Lower Ordovician of the Montagne Noire (Herault, France). |
1972 |
| details |
Tremadocian |
Arenigian |
Romania |
Beju,D. Zoning and correlation of the Paleozoic of the Moesian Platform on the basis of palynoprotistological assemblages.1. |
1972 |
| details |
Late Tremadocian |
|
Poland |
Eisenack,A. et al. Catalog of fossil dinoflagellates, hystrichospheres and related microfossils. Acritarchs. |
1973 |
| details |
Arenigian |
|
Nd |
Diez,M.D.C.R. et al. Range chart of selected Lower Paleozoic acritarch Taxa. |
1974 |
| details |
Late Tremadocian |
|
USSR(Moscow Basin) |
Aristova,K.E. Typical assemblages of Ordovician and Silurian microfossils from the Moscow Syncline. |
1980 |
| details |
Late Tremadocian |
|
USSR(Kostroma) |
Aristova,K.E. Acritarchs of Tremadoc-Arenig boundary Beds of the Moscow Synclise. (In: Palinologicheskie issledovaniya Proterozoya i Fanerozoya neftegazonoshykh. T.V. Byvsheva, editor.) |
1980 |
| details |
Tremadocian |
Arenigian |
France(Lot-et-Garonne) |
Baudelot,S. et al. Paleozoic basins hidden under the Aquitaine: Micropaleontological study of core collected during petroleum investigations. (In: Program of deep geology of France first phase of investigation-1983-1984) |
1984 |
| details |
Ordovician |
Silurian |
France(Lot-et-Garonne) |
Baudelot,S. et al. Paleozoic basins hidden under the Aquitaine: Micropaleontological study of core collected during petroleum investigations. (In: Program of deep geology of France first phase of investigation-1983-1984) |
1984 |
| details |
Early Tremadocian |
|
Poland |
Kowalczewski,Z. et al. New data on Cambrian and Lower Ordovician rocks in the vicinity of Wisniowka in the Gory Swieto Krzyskie Mountains. |
1986 |
| details |
Arenigian |
|
China(Yunnan) |
Fang,X. Ordovician micropaleoflora in Kunming-Luquan Region, Yunnan Province, and its stratigraphical significance. |
1987 |
| details |
Arenigian |
|
China(Yunnan) |
Fang,X. Ordovician micropaleoflora in Kunming-Luquan Region, Yunnan Province, and its stratigraphical significance. |
1987 |
| details |
Early Tremadocian |
|
Morocco |
Elaouad-Debbaj,Z. Tremadoc acritarchs and chitinozoa from the Middle Anti-Atlas, (Morocco). |
1988 |