| details |
Middle Ordovician |
|
Sweden |
Kjellstrжm,G. Lower Viruan Middle Ordovician microplankton from the Ekon borehole No.1 in Ostergotland, Sweden. |
1976 |
| details |
Llanvirnian |
|
USSR(Moscow Basin) |
Aristova,K.E. Typical assemblages of Ordovician and Silurian microfossils from the Moscow Syncline. |
1980 |
| details |
Llanvirnian |
|
USSR(European) |
Aristova,K.E. Microfossils of the Llandvirian Stage of the Moscow Synclise. (In: Palinologicheskie issledovaniya Proterozoya i Fanerozoya neftegazonoshykh. T.V. Byvsheva, editor.) |
1980 |
| details |
Llanvirnian |
Llandeilian |
Libya |
Deunff,J. et al. Cambrian to Ordovician palynology and stratigraphy (Northwest Libya). |
1975 |
| details |
Llandeilian |
Caradocian |
Iran |
Reitz,E. et al. Ordovician acritarchs from the Banestan Kerman area, Central Iran Paleobiogeographical evidence for a Warm Water environment |
1995 |
| details |
Late Siegenian |
Early Eifelian |
Czechoslovakia(Morovia) |
Cambel,B. et al. Biostratigraphic evaluation of Metasediments in the male Karpathy Mts.Region |
1985 |
| details |
Late Llanvirnian |
Caradocian |
USSR(Ukrainian SSR) |
Tsegelnyuk,P.D. Ordovician stratigraphy of the Southwestern Region of the Russian Platform |
1980 |
| original |
Late Ashgillian |
|
Poland |
Gгrka,H. Microorganisms of the Ordovician of Poland. |
1969 |
| original |
Late Arenigian |
|
Poland |
Gгrka,H. Microorganisms of the Ordovician of Poland. |
1969 |
| details |
Late Arenigian |
Early Caradocian |
Poland |
Eisenack,A. et al. Catalog of fossil dinoflagellates, hystrichospheres and related microfossils. Acritarchs. |
1973 |
| details |
Late Arenigian |
Early Llanvirnian |
Sweden |
Ribecai,C. et al. Arenigian acritarch from Horns Udde (Oland, Sweden). A preliminary report. |
1995 |
| details |
Late Arenigian |
Early Llanvirnian |
Sweden |
Tongiorgi,M. et al. Differentiation and spread of the Baltic Acritarch Province (Arenig-Llanvirn). |
1999 |
| details |
Early Ordovician |
Late 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 |
Early Ordovician |
|
Sweden |
Johansson,H.G. et al. Notes on a new locality at Ljungsbro in the Lower Ordovician of Ostergotland, Southern Sweden. |
1972 |
| details |
Early Llanvirnian |
Caradocian |
Poland |
Gгrka,H. Middle Ordovician microplankton from Strabla (Poland). |
1980 |
| details |
Early Llanvirnian |
Caradocian |
Baltic |
Gгrka,H. Middle Ordovician microplankton from Strabla (Poland). |
1980 |
| original |
Early Caradocian |
|
Poland |
Gгrka,H. Microorganisms of the Ordovician of Poland. |
1969 |