| details |
Wenlockian |
|
USSR(Ukrainian SSR) |
Kiryanov,V.V. Silurian acritarchs of Volhynia and Podolia |
1978 |
| details |
Wenlockian |
|
England(Shropshire) |
Downie,C. 'Hystrichosheres', (acritarchs), and spores of the Wenlock Shales, (Silurian), of Wenlock, England. |
1963 |
| details |
Wenlockian |
|
England(Shropshire) |
Downie,C. Hystrichospheres from the Silurian Wenlock Shale of England. |
1959 |
| details |
Wenlockian |
|
England |
Eisenack,A. et al. Catalog of fossil dinoflagellates, hystrichospheres and related microfossils. Acritarchs. |
1973 |
| details |
Wenlockian |
Leintwardinian |
England(Shropshire) |
Lister,T.R. et al. The stratigraphic distribution of the acritarchs in the Ludlow succession at Ludlow. |
1974 |
| details |
Tarannon |
|
Belgium |
Eisenack,A. et al. Catalog of fossil dinoflagellates, hystrichospheres and related microfossils. Acritarchs. |
1973 |
| details |
Nd |
|
Nd |
Downie,C. et al. Bibliography and index of fossil dinoflagellates and acritarchs. |
1965 |
| details |
Middle Devonian |
Late Devonian |
Canada(Ontario) |
Wicander,R. A catalogue and biostratigraphic distribution of North American Devonian acritarchs. |
1983 |
| details |
Middle Devonian |
|
Canada(Ontario) |
Eisenack,A. et al. Catalog of fossil dinoflagellates, hystrichospheres and related microfossils. Acritarchs. |
1973 |
| 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 Tarannon |
|
Belgium |
Martin,F. The acritarchs from the Belgian Ordovician and Silurian. Determination and stratigraphic value. |
1968 |
| details |
Late Llandoverian |
Early Wenlockian |
Lithuania |
Yankauskas,T.V. et al. Upper Llandoverian and Lower Wenlockian acritarch assemblages from the Ledai-179 boring in Lithuania. |
2004 |
| details |
Late Gedinnian |
Early Siegenian |
France(Ille-et-Vilaine) |
Deunff,J. The acritarchs in the Early Devonian shales and limestones of Saint-Cenere. (In: Massif Armoricain, France. H.Lardeux, editor) |
1976 |
| original |
Late Devonian |
|
Canada(Ontario) |
Deunff,J. Presence of acritarchs in a Devonian series of Lake Huron, (Canada). |
1967 |
| details |
Gedinnian |
|
France(Finistere) |
Deunff,J. Paleoplankton of the Gedinnian Landevennec Sandstone (Rade de Brest, Finistere). A biostratigraphic study. |
1980 |
| details |
Gedinnian |
|
Tunisia |
Deunff,J. et al. Tunisphaeridium, a new acritarch genus from the Silurian and Devonian. |
1968 |
| details |
Fronian |
Wenlockian |
Wales(Carmarthenshire) |
Hill,P.J. Stratigraphic palynology of acritarchs from the type area of the Llandovery and the Welsh Borderland. |
1974 |