| details |
Late Gothlandian |
|
France(Finistere) |
Babin,C. et al. The Porz Ar Vouden section (Pridolian of the Crozon Peninsula), Amorican Massif, France. Lithology and biostratigraphy. |
1979 |
| details |
Middle Devonian |
|
Ohio |
Wood,G.D. et al. Organic-walled microphytoplankton of the Middle Devonian Silica Formation, Ohio, USA. |
1979 |
| details |
Siegenian |
Emsian |
Belgium |
Vanguestaine,M. Reworked acritarchs in the Siegenian and Emsian (Lower Devonian), from Dinant Synclinorium, (Belgium). |
1979 |
| details |
Ordovician |
Devonian |
England(Cornwall) |
Turner,R.E. et al. Palynological evidence for the age of the Mylor Slates, Mount Wellington, Cornwall. |
1979 |
| details |
Llandoverian |
Emsian |
Czechoslovakia |
SnopkovŠ,P. et al. Biostratigraphy of the Gelnica Group in the Spissko-Gemerski Rudohoris (Mountains), based on palynological data. |
1979 |
| details |
Couvinian |
|
Belgium |
Lessuise,A. et al. Palynological observations in the Couvinian (Upper Emsian and Eifelian), of the eastern Flank of the Synclinorium of Dinnt, Belgium. |
1979 |
| details |
Devonian |
|
Bulgaria |
Sergeeva,L.A. et al. On the Paleozoic age of the metamorphic rocks in Stradza |
1979 |
| details |
Early Llandoverian |
Middle Llandoverian |
Spain |
Hafenrichter,M. The lower and upper boundary of the Ordovician system of some selected regions, (Celtiberia, Eastern Sierramorena) in Spain. Part 2. The Ordovician/Silurian bounday in Spain. |
1980 |
| details |
Gedinnian |
|
France(Finistere) |
Deunff,J. Paleoplankton of the Gedinnian Landevennec Sandstone (Rade de Brest, Finistere). A biostratigraphic study. |
1980 |
| details |
Late Ordovician |
Early Gothlandian |
Ghana |
Bar,P. et al. Latest Ordovician to Earliest Silurian microfloras from the Lower Sekondian Series of Ghana, (West Africa), and their relationship to those from the Itaim Formation of the Maranhao Basin in Northeast Brazil. |
1980 |
| details |
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 |
Silurian |
|
USSR(Siberia) |
Tesakov,Y.I. Key Beds of the Silurian of the Gorbiachin River Region. (In: Silur Sibirskoy Platformy;Opornyve Razezy Severo-Zapada Sibirskoy Platformy. B.S.Sokolov et al, editor) |
1980 |
| details |
Frasnian |
|
Australia(W.Australia) |
Playford,G. et al. Late Devonian acritarchs from the Carnarvon Basin, Western Australia. |
1981 |
| details |
Frasnian |
|
Australia(W.Australia) |
Playford,G. Late Devonian acritarch from the Gneudna Formation in the Western Carnarvon Basin, Western Australia. |
1981 |
| details |
Arenigian |
Llanvirnian |
France(Aude) |
Cocchio,A.M. Lower Paleozoic microflora of (Corbieres, Aude, France). |
1981 |
| details |
Givetian |
|
Ohio |
Wicander,R. et al. Systematics and biostratigraphy of the organic-walled microphytoplankton from the Middle Devonian, (Givetian), Silica Formation, Ohio, USA. |
1981 |
| details |
Late Wenlockian |
|
USSR(Kazakh SSR) |
Grishina,T.S. et al. Acritarchs from the Cyrtograptus Lundgreni zone of the Zaisan Folded system |
1981 |