| original |
Late Ludlovian |
|
Spain |
Cramer,F.H. et al. Acritarchs from the San Pedro Formation (Upper Silurian) from Torrestio, Leon Province, Spain. |
1976 |
| details |
Llandoverian |
Dittonian |
Spain |
Rodriguez,R.M. Palynofacies: Their relation with the sedimentary Medium.Application of a study of the Furada/San Pedro Basin, (Upper Silurian-Early Devonian) of the Cantabrian Mountains, northwest Spain) |
1982 |
| details |
Pridolian |
|
Spain |
Rodriguez Gonzalez,R.M. Palynology of the Upper Silurian-Lower Devonian Formations of the Cantabrica Cordillera, Northeast Spain. |
1983 |
| details |
Late Ludlovian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Late Ludlovian |
|
Turkey |
Steemans,P. et al. Ordovician and Silurian cryptospores and miospores from southeastern Turkey. |
1996 |
| details |
Late Ludlovian |
|
Turkey |
Le H©riss©,A. et al. Biogeography of Late Silurian acritarchs and Prasinophytes |
1997 |
| details |
Late Ludlovian |
|
Spain |
Le H©riss©,A. et al. Biogeography of Late Silurian acritarchs and Prasinophytes |
1997 |