| original |
Early Cambrian |
Middle Cambrian |
USSR(Lithuanian SSR) |
Yankauskas,T.V. Biostratigraphy of the Lower and Middle Cambrian boundary Beds of Lithuania. |
1990 |
| original |
Middle Cambrian |
|
USSR(Lithuanian SSR) |
Yankauskas,T.V. Biostratigraphy of the Lower and Middle Cambrian boundary Beds of Lithuania. |
1990 |
| details |
Middle Cambrian |
|
Baltic Sea |
Hagenfeldt,S.E. Middle Cambrian acritarchs from the Baltic Depression and South-Central Sweden, taxonomy and biostratigraphy. |
1989 |
| details |
Late Cambrian |
|
Algeria |
Vecoli,M. et al. Remarks on the Cambrian-Ordovician boundary in the Algerian Sahara (Hassi-Rmel area) |
1995 |
| details |
Late Cambrian |
Tremadocian |
Iran |
Ghavidel-Syooki,M. Palynological study of Paleozoic sediments of the Chal-I-Sheh area, Southwestern Iran |
1993 |
| 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 |
Early Cambrian |
Middle Cambrian |
Ireland |
Vanguestaine,M. Advances in Cambro-Ordovician stratigraphy using acritarchs in Ardenne, Ireland, England, Wales and eastern Newfoundland. |
1986 |
| details |
Middle Cambrian |
Late Cambrian |
Belgium |
Vanguestaine,M. Advances in Cambro-Ordovician stratigraphy using acritarchs in Ardenne, Ireland, England, Wales and eastern Newfoundland. |
1986 |
| details |
Middle Cambrian |
Late Cambrian |
Wales |
Vanguestaine,M. Advances in Cambro-Ordovician stratigraphy using acritarchs in Ardenne, Ireland, England, Wales and eastern Newfoundland. |
1986 |
| 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 |
Middle Cambrian |
|
USSR(Baltic) |
Yankauskas,T.V. et al. Lower and Middle Cambrian acritarch-based biozonation of the Baltic Syneclise and adjacent area (East European Platform). |
1992 |
| details |
Middle Cambrian |
|
USSR(Belorussian SSR) |
Yankauskas,T.V. et al. Lower and Middle Cambrian acritarch-based biozonation of the Baltic Syneclise and adjacent area (East European Platform). |
1992 |
| details |
Middle Cambrian |
|
USSR(Baltic) |
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 |
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 |
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 |
Merioneth |
|
Sweden |
Di Milia,A. et al. Late Cambrian acritarchs from the Peltura scarabaeoides Trilobite Zone at Degerhamn (Oland, Sweden). |
1989 |
| details |
Middle Cambrian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |