| details |
Early Gothlandian |
|
Indiana |
Wood,G.D. Biostratigraphic and paleoecologic significance of acritarchs from the Waldron Formation, (Lower Silurian), midcontinent, United States |
1984 |
| details |
Early Gothlandian |
|
Kentucky |
Wood,G.D. Biostratigraphic and paleoecologic significance of acritarchs from the Waldron Formation, (Lower Silurian), midcontinent, United States |
1984 |
| details |
Middle Triassic |
|
England(Worcestershire) |
Warrington,G. The indigenous micropalaeontology of British Triassic Shelf Sea deposits. (In: Microfossils from Recent and Fossil Shelf Seas. J.W.Neale and M.D. Brasier. editors) |
1981 |
| details |
Late Paleozoic |
|
Nd |
Medvedeva,A.M. et al. An electron-Microscopic study of Upper Paleozoic acritarchs from rocks and oils |
1983 |
| 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 |
Ordovician |
Silurian |
China(Tibet) |
Xing,Y. A discovery of micropalaeophyta, chitinozoa and scolecodonts from Ordovician and Silurian in Keping, Xinjiang. |
1986 |
| details |
Triassic |
|
China |
Qu,L. Advance in Mesozoic palynological researches for thirty years. |
1987 |
| details |
Llanvirnian |
Caradocian |
USSR(Kaliningrad) |
Pa?keviciene,L. Middle Ordovician acritarchs from Lithuania and Kaliningrad District |
1993 |
| details |
Llanvirnian |
Caradocian |
USSR(Lithuanian SSR) |
Pa?keviciene,L. Middle Ordovician acritarchs from Lithuania and Kaliningrad District |
1993 |
| details |
Late Devonian |
|
Canada(Alberta) |
Staplin,F.L. Reef-Controled distribution of Devonian microplankton in Alberta. |
1961 |
| details |
Ludlovian |
|
Libya |
Combaz,A. Leiosphaeridaceae Eisenack,1954, and Protoleiosphaeridae Timofeev,1959. Their affinities and sedimentatinal and geological role. |
1967 |
| details |
Ordovician |
Silurian |
Nd |
Evitt,W.R. Observations on the morphology of fossil dinoflagellates. |
1961 |
| details |
Famennian |
|
France(Ardennes) |
Bain,A. et al. Study of a microplankton, (Acritarches), of the Upper Devonian of the Ardennes. |
1965 |
| details |
Middle Devonian |
Late Devonian |
Illinois |
Guennel,G.K. Devonian spores in a Middle Silurian Reef. |
1963 |
| details |
Nd |
|
Nd |
Colbath,G.K. Devonian, (Givetian-Frasnian) organic-walled phytoplankton from the Limestone Billy Hills, Reef complex, Canning Basin, Western Australia. |
1990 |
| details |
Devonian |
|
USSR(Stavropol Kray) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Devonian |
Permian |
USSR(Ukrainian SSR) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |