| details |
Wenlockian |
Downtonian |
England(Shropshire) |
Lister,T.R. The acritarchs and chitinozoa from the Wenlockian and Ludlowvian series of the Ludlovian and Millichope areas, Shrophire. |
1970 |
| details |
Ashgillian |
Downtonian |
France(Herault) |
Lister,T.R. The acritarchs and chitinozoa from the Wenlockian and Ludlowvian series of the Ludlovian and Millichope areas, Shrophire. |
1970 |
| details |
Silurian |
|
France(Herault) |
Rauscher,R. Micropaleontological and stratigraphic research in the Ordovician and Silurian in France. Study of the acritarchs, chitinozoans and spores. |
1973 |
| details |
Llanvirnian |
|
France(Calvados) |
Rauscher,R. Micropaleontological and stratigraphic research in the Ordovician and Silurian in France. Study of the acritarchs, chitinozoans and spores. |
1973 |
| details |
Early Llandoverian |
|
Belgium |
Martin,F. The Upper Ordovician and Lower Silurian at Deerlijk (Belgium) |
1973 |
| details |
Llandoverian |
Early Wenlockian |
Wales(Carmarthenshire) |
Hill,P.J. Stratigraphic palynology of acritarchs from the type area of the Llandovery and the Welsh Borderland. |
1974 |
| details |
Llanvirnian |
|
Mediterranean Sea |
VavrdovЎ,M. Geographical differentiation of Ordovician acritarch assemblages in Europe. |
1974 |
| details |
Late Arenigian |
Llanvirnian |
Czechoslovakia |
VavrdovЎ,M. Acritarchs from the Sarka Formation (Llanvirnian). |
1977 |
| details |
Tremadocian |
|
Algeria |
Baudelot,S. et al. Discovery of Upper Cambrian and Tremadocian acritarchs in the ancient Massif of Grande Kabylie, (Algeria). |
1979 |
| details |
Ordovician |
|
Bulgaria |
Sergeeva,L.A. et al. On the Paleozoic age of the metamorphic rocks in Stradza |
1979 |
| details |
Late Ashgillian |
|
Czechoslovakia |
VavrdovЎ,M. Recycled acritarchs in the Uppermost Ordovician of Bohemia |
1982 |
| details |
Late Telychian |
Early Sheinwoodian |
England(Shropshire) |
Mabillard,J.E. et al. Microfossil distribution across the Base of the Wenlockian series in the type area |
1985 |
| details |
Late Ordovician |
|
Czechoslovakia |
VavrdovЎ,M. Further acritarchs and terrestrial plant remains from the Late Orovician at Hlasna Treban (Czechoslovakia) |
1988 |
| details |
Ludlovian |
|
Argentina(San Juan) |
Rubinstein,C.V. Acritarchs of the Late Silurian of the Jachal River in the Province of San Juan, Republica of Argentina Part 1: Subgroup Acanthomorphitae and Sphaeromorphitae. |
1989 |
| details |
Early Ludlovian |
Middle Ludlovian |
Argentina(San Juan) |
Rubinstein,C.V. Acritarch from the Silurian of the Jachal River Valley (Los Esp Formation), San Juan Province, Republica Argentina Subgroups Herkumorphita, Netromorphitae and Polgonomorphitae |
1989 |
| details |
Ashgillian |
Downtonian |
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Early Wenlockian |
|
Scotland(Dumfries) |
White,D.E. et al. Biostratigraphy of Late Llandovery (Telychian) and Wenlock Turbiditic sequences in the southwest Southern Uplands, Scotland. |
1992 |