| details |
Tremadocian |
|
Spain |
Fombella Blanco,M.A. Chitinizoa of the Tremadocian Oville Formation, Leon Province. |
1983 |
| details |
Nd |
|
Nd |
Volkova,N.A. Middle and Upper Cambrian acritarchs in the East-European Platform |
1990 |
| details |
Middle Cambrian |
Tremadocian |
Spain |
Fombella,M.A. Acritarchs of the Oville Formation, Middle Cambrian-Tremadocian age, Province of Leon, Spain. |
1978 |
| details |
Middle Cambrian |
Early Tremadocian |
Spain |
Fombella,M.A. Palynology of the Oville Formation, north and south Cantabrian Mountains. |
1978 |
| details |
Middle Cambrian |
|
Turkey |
Erkmen,U. et al. Cambrian acritarchs from the Sosink Formation in southeast Turkey. |
1981 |
| details |
Middle Cambrian |
|
Canada(Newfoundland) |
Anderson,M.M. Discussion: Algal remains from the Ramdom Formation (Late Precambrian) of Newfoundland, Canada. (Reply - A.C.Nautiyal). |
1984 |
| details |
Middle Cambrian |
|
Ireland |
Smith,D.G. Progress in Irish Lower Palaeozoic palynology. |
1981 |
| details |
Middle Cambrian |
|
Norway |
Welsch,M. The stratigraphic importance of selected acritarchs from the sediments of the Digermul Group (Middle Cambrian to Tremadoc) Finnmark, North Norway |
1984 |
| details |
Middle Cambrian |
|
USSR(Yaroslav) |
Volkova,N.A. Acritarchs of the Middle and Upper Cambrian in the Moscow Syncline |
1980 |
| details |
Middle Cambrian |
|
USSR(Yaroslav) |
Volkova,N.A. Acritarchs of the Middle and Upper Cambrian in the Moscow Syncline |
1980 |
| details |
Middle Cambrian |
|
Norway |
Welsch,M. The acritarchs of the Upper Digermul Group, Middle Cambrian to Tremadoc, Eastern Finnmark, Northern Norway. |
1986 |
| details |
Middle Cambrian |
Late Cambrian |
USSR(Estonian SSR) |
Volkova,N.A. The age of the Ulgazek Series at the Cambrian - Ordovician contact in Estonia. |
1982 |
| details |
Middle Cambrian |
|
Morocco |
Vanguestaine,M. et al. Middle Cambrian acritarchs of Tacheddirt Valley (High Atlas, Morocco) in the context of an new zoning of the Cambrian. |
1983 |
| details |
Middle Cambrian |
|
Norway |
Welsch,M. Palynological investigation (acritarchs) in Cambrian and Tremadocian sediments of Eastern Finnmark (Norway). |
1986 |
| details |
Middle Cambrian |
|
Sweden |
Bagnoli,G. et al. Acritarchs and conodonts from the Cambro-Ordovician Furuhall, (Kopingsklint) Section (Oland, Sweden). |
1988 |
| details |
Middle Cambrian |
|
Libya |
Albani,R. et al. Palynostratigraphy (Acritarchs) of some Cambrian Beds from the Rhadames (Ghadamis) Basin (western Libya-southern Tunisia). |
1991 |
| details |
Middle Cambrian |
|
Tunisia |
Albani,R. et al. Palynostratigraphy (Acritarchs) of some Cambrian Beds from the Rhadames (Ghadamis) Basin (western Libya-southern Tunisia). |
1991 |