| details |
Early Tremadocian |
|
Czechoslovakia |
Martin,F. Systematic revision of the acritarch Ferromia Pellita and its bearing on Lower Ordovician stratigraphy |
1996 |
| details |
Tremadocian |
|
England(Shropshire) |
Martin,F. Systematic revision of the acritarch Ferromia Pellita and its bearing on Lower Ordovician stratigraphy |
1996 |
| details |
Early Tremadocian |
|
Belgium |
Martin,F. Systematic revision of the acritarch Ferromia Pellita and its bearing on Lower Ordovician stratigraphy |
1996 |
| details |
Early Llanvirnian |
|
Spain |
Tongiorgi,M. et al. Differentiation and spread of the Baltic Acritarch Province (Arenig-Llanvirn). |
1999 |
| details |
Late Arenigian |
Early Llanvirnian |
China(Guizhou) |
Brocke,R. et al. Upper Arenigian to Lower Llanvirnian acritarch assemblages from South China: a preliminary evaluation. |
2000 |
| details |
Late Arenigian |
Early Llanvirnian |
China(Hupei) |
Brocke,R. et al. Upper Arenigian to Lower Llanvirnian acritarch assemblages from South China: a preliminary evaluation. |
2000 |
| details |
Late Arenigian |
Early Llanvirnian |
China(Szechwan) |
Brocke,R. et al. Upper Arenigian to Lower Llanvirnian acritarch assemblages from South China: a preliminary evaluation. |
2000 |
| details |
Late Arenigian |
Early Llanvirnian |
Czech Republic |
Fatka,O. Organic-walled microfossils (Chitinozoa and Acritarcha) from Praha - Cervenн vrch Hill (SЎrka Formation, Middle Ordovician, Prague Basin) |
2003 |
| details |
Late Arenigian |
Early Llanvirnian |
Czech Republic |
Kraft,P. et al. Fossil assemblages from the Middle Ordovician ?Ўrka Formation at Praha - Cervenн vrch Hill (Prague Basin, Barrandian area). |
2003 |