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 |
Silurian |
|
USSR(Siberia) |
Tesakov,Y.I. Key Beds of the Silurian of the Gorbiachin River Region. (In: Silur Sibirskoy Platformy;Opornyve Razezy Severo-Zapada Sibirskoy Platformy. B.S.Sokolov et al, editor) |
1980 |
details |
Middle Llandoverian |
Late Llandoverian |
USSR(Russian Platform) |
Sheshegova,L.I. Acritarchs of the Silurian and the Lower Devonian of Podolia. (In: Microfossils USSR. T.F.Vozzhennikova et al, editors) |
1974 |
details |
Silurian |
|
USSR(European) |
Sheshegova,L.I. Some Silurian acritarchs of Podolia. |
1971 |
details |
Late Gothlandian |
|
USSR(Baltic) |
Yankauskas,T.V. et al. Silurian acritarcha from the Baltic Arca |
1972 |
original |
Silurian |
|
USSR(Baltic) |
Eisenack,A. Hystrichospheres and related forms in the Baltic Silurian. |
1938 |
details |
Middle Llandoverian |
Late Llandoverian |
USSR |
Sheshegova,L.I. Silurian microfossils of Podolia. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
details |
Middle Caradocian |
Late Caradocian |
United Kingdom |
Downie,C. Acritarchs in British stratigraphy |
1984 |
details |
Late Llandoverian |
Ludlovian |
Turkey |
Erkmen,U. et al. Acritarchs from the Dadas Formation in Southeast Turkey. |
1979 |
details |
Silurian |
|
Turkey |
Erkmen,U. Acritarch biofacies of Bedinan Formation in southeastern Anatolia and its paleogeographical interpretation. |
1978 |
details |
Early Ordovician |
|
Sweden |
Eisenack,A. On the reproduction of Palaeozoic hystrichospheres. |
1968 |
details |
Early Ordovician |
|
Sweden |
Eisenack,A. On the reproduction of Palaeozoic hystrichospheres. |
1968 |
details |
Ludlovian |
Pridolian |
Spain |
Rodriguez Gonzalez,R.M. Palynology of the Upper Silurian-Lower Devonian Formations of the Cantabrica Cordillera, Northeast Spain. |
1983 |
details |
Gedinnian |
|
Spain |
Cramer,F.H. Some acritarchs from the San Pedro Formation (Gedinnien) of the Cantabric Mountains in Spain. |
1964 |
details |
Silurian |
|
Spain |
Cramer,F.H. Distribution of selected Silurian acritarchs an account of the palynostratigraphy and paleogeography of selected Silurian acritarch Taxa |
1970 |
details |
Early Gorstian |
|
Saudi Arabia |
Le H©riss©,A. et al. Stratigraphic and paleogeographical significance of Silurian acritarchs from Saudi Arabia. (In: Palaeozoic Palynostratigraphy of the Kingdom of Saudi Arabia. B.Owens et al, editors) |
1995 |
details |
Hirnantian |
|
Norway |
Smelror,M. et al. Upper Ordovician-Lower Silurian strata and biota from offshore South Norway |
1997 |