| original |
Solvan |
|
Spain |
Fombella,M.A. Acritachs of the lower middle Cambrian from the Province of Leon, Spain. |
1977 |
| details |
Middle Cambrian |
|
Spain |
Fombella,M.A. Acritarchs of the Oville Formation, Middle Cambrian-Tremadocian age, Province of Leon, Spain. |
1978 |
| details |
Middle Cambrian |
|
Spain |
Fombella,M.A. Palynology of the Oville Formation, north and south Cantabrian Mountains. |
1978 |
| details |
Nd |
|
Nd |
Downie,C. Lower Cambrian acritarchs from Scotland, Norway, Greenland and Canada. |
1982 |
| details |
Middle Cambrian |
|
Spain |
Fombella Blanco,M.A. Palynological determination of the Tremadocian in locality of Verdiago, Leon Province, the North of Spain |
1982 |
| details |
Early Cambrian |
Middle Cambrian |
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Middle Cambrian |
Late Cambrian |
Poland |
Moczydlowska,M. Cambrian acritarchs from Upper Silesia, Poland: Biochronology and tectonic implications. |
1998 |
| details |
Early Cambrian |
|
Sweden |
Moczydlowska,M. et al. Biochronology of the autochthonous Lower Cambrian in the Laisvall-Storuman Area, Swedish Caledonides. |
2001 |