| details |
Llandoverian |
Early Gedinnian |
Western Hemisphere |
Cramer,F.H. Position of the North Florida Lower Paleozoic Block in Silurian time, phytoplankton evidence. |
1971 |
| 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 |
Wenlockian |
|
Wales |
Aldridge,R.J. et al. Distribution of microfossil Groups across the Wenlock Shelf of the Welsh Basin. |
1981 |
| details |
Devonian |
|
USSR(Ukrainian SSR) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Late Ordovician |
Late Gothlandian |
USSR(Russian Platform) |
Umnova,N.I. Silurian and Ordovician acritarch assemblages from the northern and western parts of the Russian Platform. |
1971 |
| details |
Llandoverian |
Wenlockian |
USSR(Belorussian SSR) |
Piskun,L.V. The stratigraphic significance of acritarchs for the correlation of Lower Paleozoic sediments in Belorussia. |
1981 |
| details |
Early Gothlandian |
|
USA(Mid-Continent) |
Wood,G.D. Palaeoecology and biostratigraphy of Lower Silurian, (Llandovery-Wenlock), acritarchs from the Mid-Continent, United States. |
1988 |
| details |
Late Jurassic |
|
United Kingdom |
Kumar,A. Fossil Dinophyceae and its uses in Petroleum exploration with special reference to India. |
1980 |
| details |
Early Gothlandian |
|
Tennessee |
Wood,G.D. Biostratigraphic and paleoecologic significance of acritarchs from the Waldron Formation, (Lower Silurian), midcontinent, United States |
1984 |
| details |
Wenlockian |
|
S.Ireland(Offaly) |
Holland,C.H. et al. Silurian rocks of the Capard Inlier, County Laois. |
1979 |
| details |
Llandoverian |
Wenlockian |
Paraguay |
Wood,G.D. et al. Chitinozoans and microplankton from the Silurian Vargas Pena Shale, (Itacurubi Group) Chaco Basin, Paraguay. |
1988 |
| details |
Silurian |
|
North America |
Swain,F.M. Notes on Paleozoic acritarchs from the Atlantic Margins. (In: Stratigraphic Micropaleontology of Atlantic Basin and Borderlands. F.M.Swain, editor) |
1977 |
| details |
Nd |
|
Nd |
Cramer,F.H. et al. Taxonomic considerations on the acritarchs of the Middle and Upper Silurian of northern Spain. |
1968 |
| details |
Silurian |
|
Nd |
Rudavskaya,V.A. Hystrichosphaerida of the Paleozoic Era |
1965 |
| details |
Silurian |
|
Nd |
Evitt,W.R. Observations on the morphology of fossil dinoflagellates. |
1961 |
| details |
Nd |
|
Nd |
Evitt,W.R. A discussion and proposals concerning fossil dinoflagellates, Hystrichospheres, and acritarchs. II. |
1963 |
| details |
Silurian |
|
Nd |
Downie,C. The geological history of the microplankton. |
1967 |