| details |
Cambrian |
Tremadocian |
USSR(Estonian SSR) |
Volkova,N.A. The age of the Ulgazek Series at the Cambrian - Ordovician contact in Estonia. |
1982 |
| details |
Late Cambrian |
|
USSR(Baltic) |
Volkova,N.A. Acritarchs of the Middle and Upper Cambrian on the Northwestern East European Platform. (In: Stratigraphy and Correlation of Sediments Using Palynology Methods. Materials IV All-Union Palynological Conference. G.N.Papulov, editor) |
1983 |
| details |
Early Cambrian |
Middle Cambrian |
Turkey |
Dean,W.T. et al. Precambrian and Cambrian stratigraphy of the Penbegli-Tut Inlie Southern Turkey |
1997 |
| details |
Late Cambrian |
|
Tunisia |
Vecoli,M. et al. Palynostratigraphy of Upper Cambrian-upper Ordovician intracratonic clastic sequences, North Africa. |
1999 |
| details |
Middle Cambrian |
|
Sweden |
Bagnoli,G. et al. Acritarchs and conodonts from the Cambro-Ordovician Furuhall, (Kopingsklint) Section (Oland, Sweden). |
1988 |
| details |
Middle Cambrian |
Early Tremadocian |
Spain |
Fombella,M.A. Palynology of the Oville Formation, north and south Cantabrian Mountains. |
1978 |
| details |
Early Tremadocian |
|
Spain |
Fombella Blanco,M.A. Diachronism and palynology of the Cambrian-Ordovician transition of the Province of Leon, northern Spain |
1986 |
| details |
Middle Cambrian |
|
Spain |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Middle Cambrian |
Tremadocian |
Spain |
Fombella Blanco,M.A. Palynological determination of the Tremadocian in locality of Verdiago, Leon Province, the North of Spain |
1982 |
| details |
Middle Cambrian |
|
Spain |
Martin,F. et al. Middle and Upper Cambrian and Lower Ordovician acritarchs from Random Island, Eastern Newfoundland. |
1981 |
| details |
Middle Cambrian |
|
Spain |
Vanguestaine,M. The Late Cambrian acritarch Cristallinium randomense: morphology, taxonomy and stratigraphical extension |
2002 |
| details |
Middle Cambrian |
|
Spain |
Vanguestaine,M. The Late Cambrian acritarch Cristallinium randomense: morphology, taxonomy and stratigraphical extension |
2002 |
| details |
Middle Cambrian |
Late Cambrian |
Poland |
Moczydlowska,M. Cambrian acritarchs from Upper Silesia, Poland: Biochronology and tectonic implications. |
1998 |
| 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 |
Late Cambrian |
Norway |
Welsch,M. The acritarchs of the Upper Digermul Group, Middle Cambrian to Tremadoc, Eastern Finnmark, Northern Norway. |
1986 |
| 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 |
|
Norway |
Welsch,M. Palynological investigation (acritarchs) in Cambrian and Tremadocian sediments of Eastern Finnmark (Norway). |
1986 |