| original |
Solvan |
|
Spain |
Fombella,M.A. Acritachs of the lower middle Cambrian from the Province of Leon, Spain. |
1977 |
| details |
Middle Cambrian |
Early Tremadocian |
Spain |
Fombella,M.A. Palynology of the Oville Formation, north and south Cantabrian Mountains. |
1978 |
| details |
Early Paleozoic |
|
Nd |
Cramer,F.H. et al. Lower Paleozoic acritarchs. |
1979 |
| details |
Late Cambrian |
|
Spain |
Fombella Blanco,M.A. Resemblances and differences between the palynological associations of Upper Cambrian age in the northwest of Spain, (Vozmediano), and North of Africa. |
1987 |
| details |
Early Cambrian |
|
USSR(Baltic) |
Yankauskas,T.V. Lower and Middle Cambrian acritarch-Based biozonation of the Baltic Synclise. |
1993 |
| details |
Early Cambrian |
|
USSR(Belorussian SSR) |
Yankauskas,T.V. Revision of some Cambrian acritarch assemblages of Belarus |
1993 |
| details |
Middle Cambrian |
|
USSR(Lithuanian SSR) |
Yankauskas,T.V. et al. Paneriai Formation of the eastern Lithuania, tectonic position and paleoenvironment. |
1993 |
| details |
Late Cambrian |
|
Poland |
Vidal,G. et al. Biodiversity speciation and extinction trends of Proterozoic and Cambrian phytoplankton |
1997 |
| details |
Middle Cambrian |
Late Cambrian |
Poland |
Moczydlowska,M. Cambrian acritarchs from Upper Silesia, Poland: Biochronology and tectonic implications. |
1998 |