| details |
Vendian |
|
Spitsbergen |
Mikhailova,N.S. et al. Microfossils of the Late Precambrian of Spitsbergen and their stratigraphic significance |
1986 |
| details |
Cambrian |
Silurian |
USSR(Buryat ASSR) |
Butov,Y.P. Some problems of Pre-Mesozoic stratigraphy of Savan-Baikal Mountain Region. 2. New data on the age of Pre-Mesozoic deposits. |
1986 |
| details |
Middle Cambrian |
Late Cambrian |
Belgium |
Vanguestaine,M. Advances in Cambro-Ordovician stratigraphy using acritarchs in Ardenne, Ireland, England, Wales and eastern Newfoundland. |
1986 |
| details |
Late Riphean |
Vendian |
USSR(Urals) |
Mikhailova,N.S. et al. Microfitological characteristics of the Riphean to Vendian horizon of the Southern Urals |
1987 |
| details |
Vendian |
|
Spain |
Liбan,E. et al. Trace fossils and organic walled microfossils associations in the Proterozoic Shales-Grawakes facies at the North of Caceres Province (Spain) regional Inferences |
1987 |
| details |
Cambrian |
|
Greenland |
Peel,J.S. et al. Acritarchs from the Kap Holbaek Formation, North Greenland. (In: Cambrian-Jurassic fossils, Trace fossils and stratigraphy from Greenland. J.S.Peel, editor) |
1988 |
| details |
Early Cambrian |
Middle Cambrian |
Sweden(Gotland) |
Hagenfeldt,S.E. Acritarch assemblages of Early and Middle Cambrian age in the Baltic Depression and South-Central Sweden |
1988 |
| details |
Early Cambrian |
Middle Cambrian |
Baltic Sea |
Hagenfeldt,S.E. Acritarch assemblages of Early and Middle Cambrian age in the Baltic Depression and South-Central Sweden |
1988 |
| details |
Early Cambrian |
Middle Cambrian |
Finland |
Hagenfeldt,S.E. Acritarch assemblages of Early and Middle Cambrian age in the Baltic Depression and South-Central Sweden |
1988 |
| details |
Early Cambrian |
Middle Cambrian |
Bothnian Gulf/Sea |
Hagenfeldt,S.E. Acritarch assemblages of Early and Middle Cambrian age in the Baltic Depression and South-Central Sweden |
1988 |
| details |
Middle Cambrian |
|
Sweden |
Hagenfeldt,S.E. Acritarch assemblages of Early and Middle Cambrian age in the Baltic Depression and South-Central Sweden |
1988 |
| details |
Late Riphean |
|
Spitsbergen |
Knoll,A.H. et al. Paleoenvironmental distribution of microfossils and Stromatolites in the Upper Proterozoic Backlundtoppen Formation, Spitsbergen. |
1989 |
| details |
Middle Riphean |
|
USSR(Urals) |
Yankauskas,T.V. et al. The Tyulmen microbiota of the Middle Riphean of the Southern Urals |
1989 |
| details |
Middle Cambrian |
|
Czechoslovakia |
Fatka,O. Acritarch assemblage in the Onymagnostus hybridus zone, (Jince Formation, Middle Cambrian, Czechoslovakia). |
1989 |
| details |
Riphean |
|
USSR(Siberia) |
Mikhailova,N.S. et al. The question of straigraphy of the Precambrian microfossils of the USSR. (In: Precambrian Microfossils of the USSR. T.V.Yankauskas, editor) |
1989 |
| details |
Late Precambrian |
Early Cambrian |
Oman |
Mattes,B.W. et al. Carbonate/Evaporites deposition in the Late Precambrian-Early Cambrian Ara Formation of Southern Oman. (In: The Geology and Tectonics of the Oman Region. A.H.F.Robertson, M.P.Searle and A.C. Ries, editors) |
1990 |
| details |
Late Arenigian |
|
Czechoslovakia |
VavrdovЎ,M. Early Ordovician acritarchs from the locality Myto near Rokycany (Late Arenig, Czechoslovakia) |
1990 |