| details |
Ordovician |
|
USSR(Pre-Urals) |
Chibrikova,E.V. Stratigraphy of Devonian and older Paleozoic deposits of the Southern Urals and the Pre-Urals (According to plant Microfssils). |
1977 |
| details |
Pridolian |
|
Romania |
Givulescu,R. Fossil flora of Romania. (3rd Supplement) |
1978 |
| details |
Late Llandoverian |
|
USSR(Siberia) |
Sheshegova,L.I. Comparison of a Silurian acritarch complex and lithogenesis. (In: The Fauna and Biostratigraphy of Upper Ordovician and Silurian of the Altai-Sajan Region) |
1978 |
| details |
Ludlovian |
|
USSR(Siberia) |
Sheshegova,L.I. Comparison of a Silurian acritarch complex and lithogenesis. (In: The Fauna and Biostratigraphy of Upper Ordovician and Silurian of the Altai-Sajan Region) |
1978 |
| details |
Late Ludlovian |
|
Tunisia |
Sarjeant,W.A.S. Arpylorus antiguus Calandra, emend., a dinoflagellate cyst from the Upper Silurian. |
1978 |
| details |
Early Paleozoic |
|
Nd |
Cramer,F.H. et al. Lower Paleozoic acritarchs. |
1979 |
| details |
Late Llandoverian |
Early Wenlockian |
Italy(Sardinia) |
Del Rio,M. et al. Silurian acritarchs of the Paleozoic succession of Domusnovas, (southwest Sardinia). |
1979 |
| details |
Ordovician |
|
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 |
Ludlovian |
|
England(Shropshire) |
Dorning,K.J. Silurian acritarchs from the type Wenlock and Ludlow of Shropshire, England. |
1981 |
| details |
Late Wenlockian |
|
USSR(Kazakh SSR) |
Grishina,T.S. et al. Acritarchs from the Cyrtograptus Lundgreni zone of the Zaisan Folded system |
1981 |
| details |
Ludlovian |
|
Spain |
Dorning,K.J. Silurian acritarchs from the type Wenlock and Ludlow of Shropshire, England. |
1981 |
| details |
Nd |
|
Nd |
Krukewich,L.A. et al. Present taxonomic attributions of the dinoflagellate cysts and acritarchs treated by Davey, Downie, Sarjeant and Williams, (1966,1969). |
1983 |
| 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 |
Wenlockian |
Ludlovian |
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 |
Ludlovian |
|
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 |
| original |
Arenigian |
|
China(Hupei) |
Lu,L.-C. Acritarchs from the Dawan Formation (Arenigian) of Huanghuachang in Yichang, western Hubei. |
1987 |