| details |
Cambrian |
Ordovician |
Venezuela |
Forero-Suarez,A. The basement of the eastern Cordillera, Colombia; An allochthonous terrane in northwestern South America. |
1990 |
| details |
Early Cambrian |
Middle Cambrian |
Poland |
Moczydlowska,M. Lower and Middle Cambrian acritarchs from Northeastern Poland. |
1981 |
| details |
Early Cambrian |
Middle Cambrian |
USSR(Belorussian SSR) |
Golubtsov,V.K. Stratigraphic and paleontological research in Byelorussia. |
1978 |
| details |
Early Cambrian |
Middle Cambrian |
USSR(Latvian SSR) |
Brangulis,A.P. et al. Stratigraphy of ancient Terrains in the transition zone of the Baltic and Moscow Syneclises |
1975 |
| details |
Early Cambrian |
Middle Cambrian |
USSR(Latvian SSR) |
Brangulis,A.P. et al. Stratigraphy of ancient Terrains in the transition zone of the Baltic and Moscow Syneclises |
1975 |
| details |
Early Cambrian |
Middle Cambrian |
Romania |
Iliescu,V. et al. New palynological proofs of the Cambrian age of the Tulghes Group, (East Carpathians). |
1983 |
| details |
Early Cambrian |
Middle Cambrian |
USSR(Latvian SSR) |
Fridriksone,A.I. Acritarch Baltisphaeridium and its history (?) from the Cambrian sediments of Latvia. (In: Palaeontology and stratigraphy of the Baltic and Byelorussia) |
1971 |
| details |
Early Cambrian |
Middle Cambrian |
USSR(Russian Platform) |
Volkova,N.A. Acritarchs and Correlaiton of the Vendian and Cam Brian deposits in the West of the Russian Platform |
1973 |
| details |
Early Cambrian |
Middle Cambrian |
USSR(Latvian SSR) |
Brangulis,A.P. et al. The history of stratigraphic studies of the Cambrian deposits of Latvia. (In: Ocherki Geologii Latvii. A.P. Brangulis, editor) |
1978 |
| details |
Early Cambrian |
Middle Cambrian |
USSR(Baltic) |
Volkova,N.A. et al. Microflora. (In: Upper Precambrian and Cambrian paleontology of the East-European Platform.) |
1979 |
| details |
Early Cambrian |
Middle Cambrian |
USSR(Latvian SSR) |
Birkis,A.P. et al. New data on the Cambrian stratigraphy of Western Latvia |
1970 |
| details |
Early Cambrian |
Middle Cambrian |
USSR(Baltic) |
Aren,B. et al. The Baltic Syncline. (In: Stratigraphy of Upper Precambrian and Cambrian deposits on the western part of the East European Platform. B.M.Keller and A.Y.Rozanov, editors) |
1979 |
| details |
Early Cambrian |
Middle Cambrian |
Wales |
Potter,T.L. British Cambrian acritarchs--A preliminary account. |
1974 |
| details |
Early Cambrian |
Middle Cambrian |
Ireland |
Vanguestaine,M. Advances in Cambro-Ordovician stratigraphy using acritarchs in Ardenne, Ireland, England, Wales and eastern Newfoundland. |
1986 |
| details |
Early Cambrian |
Early Ordovician |
Finland |
Tynni,R. On Paleozoic microfossils in clastic dykes on the …land Islands and in the core samples of Lumparn. (In: Paleozoic sediments in the Rapakivi area of the …land Islands. L. Bergman, R. Tynni and B. Winterhalter, editors.) |
1982 |
| details |
Late Cambrian |
|
S.Ireland(Tipperary) |
Colthurst,J.R.J. et al. Palaeontological evidence for the age of the Lower Palaeozoic rocks of the Slievenamon Inlier, County Tipperary. |
1977 |
| details |
Early Paleozoic |
|
Nd |
Cramer,F.H. et al. Lower Paleozoic acritarchs. |
1979 |