| original |
Late Llanvirnian |
|
Germany |
Burmann,G. Diacrodia of the Lower Ordovician |
1968 |
| details |
Caradocian |
|
Belgium |
Martin,F. et al. The Caradocian Flysch of Ombret. |
1970 |
| details |
Arenigian |
|
Mediterranean Sea |
VavrdovЎ,M. Geographical differentiation of Ordovician acritarch assemblages in Europe. |
1974 |
| details |
Llanvirnian |
|
Mediterranean Sea |
VavrdovЎ,M. Geographical differentiation of Ordovician acritarch assemblages in Europe. |
1974 |
| details |
Early Ordovician |
Middle Ordovician |
Czechoslovakia |
VavrdovЎ,M. Excystment mechanism of Early Paleozoic acritarchs. |
1976 |
| details |
Late Llanvirnian |
|
E.Germany |
Eisenack,A. et al. Catalog of fossil dinoflagellates, hystrichospheres and related microfossils. Acritarchs. |
1976 |
| details |
Early Caradocian |
|
Belgium |
Eisenack,A. et al. Catalog of fossil dinoflagellates, hystrichospheres and related microfossils. Acritarchs. |
1976 |
| details |
Late Arenigian |
Llanvirnian |
Czechoslovakia |
VavrdovЎ,M. Acritarchs from the Sarka Formation (Llanvirnian). |
1977 |
| details |
Late Llanvirnian |
Early Caradocian |
Nd |
Diez,M.D.C.R. et al. Range chart of selected Lower Paleozoic acritarch Taxa. 2: Index to Parts 1 and 2. |
1977 |
| details |
Late Arenigian |
Early Llanvirnian |
Morocco |
Cramer,F.H. et al. Late Arenigian (Ordovician) acritarchs from Cis-Saharan Morocco. |
1977 |
| details |
Arenigian |
|
Canada(Newfoundland) |
Dean,W.T. et al. Lower Ordovician acritarchs and Trilobites from Bell Island, Eastern Newfoundland. |
1978 |
| details |
Tremadocian |
|
Ireland(Isle Of Man) |
Molyneux,S.G. New evidence for the age of the Manx Group, Isle of Man. |
1979 |
| details |
Early Llanvirnian |
|
Czechoslovakia |
VavrdovЎ,M. Phytoplankton communities of Cambrian and Ordovician age of Central Bohemia |
1982 |
| details |
Late Arenigian |
|
Italy(Sardinia) |
Tongiorgi,M. et al. The Solanas Sandstone of Central Sadinia: New paleontological data, (acritarchs) and an attempt of geological interpretation, (A "Post-Sardinian" Molasse). |
1984 |
| details |
Llanvirnian |
|
United Kingdom |
Downie,C. Acritarchs in British stratigraphy |
1984 |
| details |
Arenigian |
|
Italy(Sardinia) |
Albani,R. et al. New palynological data and geological considerations on the age of the Solanas Sandstone (Cambrian-Ordovician-Central Sardinia) |
1985 |
| details |
Arenigian |
Llanvirnian |
Czechoslovakia |
VavrdovЎ,M. New genera of acritarchs from the Bohemian Ordovician. |
1986 |