details |
Early Cambrian |
Middle Cambrian |
Poland |
Yankauskas,T.V. et al. Lower and Middle Cambrian acritarch-based biozonation of the Baltic Syneclise and adjacent area (East European Platform). |
1992 |
details |
Early Cambrian |
Middle Cambrian |
USSR(Baltic) |
Yankauskas,T.V. Lower and Middle Cambrian acritarch-Based biozonation of the North western part of the East European Platform |
1993 |
details |
Middle Cambrian |
|
Wales(Flintshire) |
Martin,F. Acritarchs: A review |
1993 |
details |
Early Cambrian |
Middle Cambrian |
Wales(Gwynedd) |
Young,T. et al. Cambrian stratigraphy of St.Tudwal's Peninsula, Gwynedd, Northwest Wales |
1994 |
details |
Late Cambrian |
|
S.Ireland(Wexford) |
Moczydlowska,M. et al. Late Cambrian acrtiarchs and their ace constraints on an Ediacar type fauna from the Booley Bay Formation, County Wexfordsheire. |
1995 |
details |
Early Cambrian |
Middle Cambrian |
USSR(Russian Platform) |
Molyneux,S.G. et al. Paleozoic phytoplankton. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
details |
Middle Cambrian |
|
Canada(Newfoundland) |
Molyneux,S.G. et al. Paleozoic phytoplankton. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
details |
Middle Cambrian |
|
Ireland |
Molyneux,S.G. et al. Paleozoic phytoplankton. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
details |
Middle Cambrian |
|
Poland |
Jachowicz,M. Lower Palaeozoic acritarch assemblages from the Upper Silesian Block (USB). (In: Commision Internationale de microflore du Paleozoique (CIMP) Acritarch Subcommision: O.Fatka and T.Servais, editors) |
1996 |
details |
Early Cambrian |
Middle Cambrian |
Turkey |
Dean,W.T. et al. Precambrian and Cambrian stratigraphy of the Penbegli-Tut Inlie Southern Turkey |
1997 |
details |
Middle Cambrian |
|
Canada(Quebec) |
Lavoie,D. et al. Stratigraphic framework for the Cambrian-Ordovician rift and passive margin successions from southern Quebec to western Newfoundland. |
2003 |
details |
Late Cambrian |
Tremadocian |
Russia(Nenets Nat.Okrug) |
Stockfors,M. Cambro-Ordovician microorganisms: Acritarchs and Endoliths |
2005 |