| details |
Late Wenlockian |
|
USSR(E.Kazakh Oblast) |
Grishina,T.S. et al. Comparative palynostratigraphy of Silurian and Lower Devonian deposits of the Zaisan Fold System. (In: Stratigraphy and Correlation of Sediments Using Palynology Methods. Materials IV All-Union Palynological Conference. G.N.Papulov, editor) |
1983 |
| details |
Late Wenlockian |
|
USSR(W.Kazakh Kray) |
Grishina,T.S. et al. Comparative palynostratigraphy of Silurian and Lower Devonian deposits of the Zaysan Fold System. (In: Stratigraphy and Correlation of Sediments Using Palynology Methods. Materials IV All-Union Palynological Conference. G.N.Papulov, editor) |
1983 |
| details |
Ordovician |
Silurian |
India(Himachal Pradesh) |
Khanna,A.K. et al. Reappraisal of stratigraphic status of Pin Dolomite |
1983 |
| details |
Llanvirnian |
Llandeilian |
Morocco |
Rahmani,K. Palynologic study of Paleozoic (Ordovician, Silurian, Devonian) of the Rabat Region, (Oued Bou-Regreg), Morocco. |
1983 |
| details |
Tremadocian |
Llanvirnian |
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 |
Tremadocian |
Llanvirnian |
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 |
Late Llandoverian |
|
USSR(Krasnoyarsk Kray) |
Sheshegova,L.I. The acritarchs of the Silurian of the northern Siberian Platform |
1984 |
| details |
Late Arenigian |
Early Llandeilian |
Australia(W.Australia) |
Playford,G. et al. Ordovician acritarchs from the Canning Basin, Western Australia |
1984 |
| details |
Early Llanvirnian |
Caradocian |
United Kingdom |
Downie,C. Acritarchs in British stratigraphy |
1984 |
| original |
Late Costonian |
Onnian |
England(Shropshire) |
Turner,R.E. Acritarchs from the type area of the Ordovician Caradoc Series, Shropshire, England. |
1984 |
| details |
Middle Ordovician |
Early Gothlandian |
India(Himachal Pradesh) |
Khanna,A.K. Lower Palaeozoic acritarchs from Pin Dolomite, Tethys Himalaya. (In: Proceedings, Symposium and Technical Sessions. R.S. Tiwari, editors) |
1984 |
| details |
Arenigian |
Ashgillian |
Saudi Arabia |
Fauconnier,D. Palynological study of Formations of Tertiary Upper Cretaceous, Devonian, Silurian, and Ordovician intersected in 11 boreholes in Northwestern of Royaume, Saudi Arabia (RS.1717) |
1984 |
| details |
Late Caradocian |
|
Libya |
Molyneux,S.G. et al. Late Ordovician palynomorphs. (In: Palynology of Northeast Libya. B.Thusu and B.Owens, editors) |
1985 |
| details |
Llandeilian |
|
Wales(Carmarthenshire) |
Turner,R.E. Acritarchs from the type area of the Ordovician Llandeilo series, South Wales. |
1985 |
| details |
Ludlovian |
Eifelian |
Czechoslovakia(Morovia) |
Cambel,B. et al. Biostratigraphic evaluation of Metasediments in the male Karpathy Mts.Region |
1985 |
| details |
Pridolian |
|
Romania |
Iordan,M. et al. Litho and biostratigraphy of the Paleozoic Sequences in the Oprisor and Girla Mare Boreholes, (southwestern part of the Moesian Platform). |
1985 |