| details |
Silurian |
|
Brazil |
Eisenack,A. et al. Catalog of fossil dinoflagellates, hystrichospheres and related microfossils. Acritarchs. |
1976 |
| details |
Late Ordovician |
|
Brazil |
Eisenack,A. et al. Catalog of fossil dinoflagellates, hystrichospheres and related microfossils. Acritarchs. |
1976 |
| details |
Llanvirnian |
|
Czechoslovakia |
VavrdovЎ,M. Acritarchs from the Sarka Formation (Llanvirnian). |
1977 |
| details |
Ashgillian |
Gedinnian |
Nd |
Diez,M.D.C.R. et al. Range chart of selected Lower Paleozoic acritarch Taxa. 2: Index to Parts 1 and 2. |
1977 |
| details |
Ashgillian |
|
Bulgaria |
Kalvacheva,R.K. Acritarch stratigraphy of Lower Paleozoic formations in the West Balkan Mountains, Bulgaria. |
1978 |
| details |
Silurian |
|
Turkey |
Erkmen,U. Acritarch biofacies of Bedinan Formation in southeastern Anatolia and its paleogeographical interpretation. |
1978 |
| details |
Llandoverian |
Wenlockian |
Argentina(Jujuy) |
Antelo,B. Silurian Formations of Northwest Argentina, (Jujuy and Salta Provinces). |
1978 |
| details |
Llandoverian |
Wenlockian |
Argentina(Salta) |
Antelo,B. Silurian Formations of Northwest Argentina, (Jujuy and Salta Provinces). |
1978 |
| details |
Wenlockian |
|
USSR(Ukrainian SSR) |
Kiryanov,V.V. Silurian acritarchs of Volhynia and Podolia |
1978 |
| details |
Late Arenigian |
|
Czechoslovakia |
VavrdovЎ,M. Nethromorphitae and some other acritarchs from the Bohemian Lower Ordovician |
1978 |
| details |
Early Paleozoic |
|
Nd |
Cramer,F.H. et al. Lower Paleozoic acritarchs. |
1979 |
| details |
Middle Riphean |
Early Cambrian |
India(Karnataka) |
Viswanathiah,M.N. et al. Acritarchs and other associated microfossils of the Lodapur Formation, Kaladgi Group (Precambrian-Cambrian), South India. |
1979 |
| details |
Silurian |
|
Bulgaria |
Sergeeva,L.A. et al. On the Paleozoic age of the metamorphic rocks in Stradza |
1979 |
| details |
Ashgillian |
Llandoverian |
Brazil |
Brito,I.M. Stratigraphy of the Parnaiba Basin I. Lower sedimentary sequence |
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 |
Late Ordovician |
Silurian |
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 |
Llandoverian |
Ludlovian |
England(Shropshire) |
Dorning,K.J. Silurian acritarchs from the type Wenlock and Ludlow of Shropshire, England. |
1981 |