| details |
Wenlockian |
|
Indiana |
Wood,G.D. Acritarchs, spores, and plant detritus from the Silurian, (Wenlockian) Waldron Shale of southeastern Indiana. |
1978 |
| details |
Nd |
|
Nd |
Timofeev,B.V. et al. Geometric principles for the morphologic classification of microfossils. (In: Microfossils USSR. T.F.Vozzhennikova et al, editors) |
1974 |
| details |
Nd |
|
Nd |
Timofeev,B.V. et al. Geometric principles for the morphologic classification of microfossils. (In: Microfossils USSR. T.F.Vozzhennikova et al, editors) |
1974 |
| details |
Nd |
|
Nd |
Cramer,F.H. et al. Lower Paleozoic acritarchs. |
1979 |
| details |
Early Paleozoic |
|
Ghana |
Riegel,W. et al. Lower Paleozoic acritarchs of the Sekondi Series of Ghana (West Africa). |
1980 |
| details |
Tremadocian |
|
Spain |
Wolf,R. Acritarchs of the Tremadocian Keltiberien (northeast Spain). |
1980 |
| details |
Ludlovian |
|
USSR(E.Kazakh Oblast) |
Grishina,T.S. et al. Stratigraphy of Silurian and Lower Devonian deposits of the Zaysan Belt system. |
1981 |
| details |
Late Cambrian |
|
India(Uttar Pradesh) |
Kumar,A. Fossil Dinophyceae and its uses in Petroleum exploration with special reference to India. |
1980 |
| details |
Early Cambrian |
|
Sweden |
Vidal,G. et al. Proterozoic plankton. |
1983 |
| details |
Early Cambrian |
|
Norway |
Vidal,G. et al. Proterozoic plankton. |
1983 |
| details |
Early Cambrian |
|
Greenland |
Vidal,G. et al. Proterozoic plankton. |
1983 |
| 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 |
Early Gothlandian |
|
Tennessee |
Wood,G.D. Biostratigraphic and paleoecologic significance of acritarchs from the Waldron Formation, (Lower Silurian), midcontinent, United States |
1984 |
| details |
Early Gothlandian |
|
France(Manche) |
Rauscher,R. Micropaleontological and stratigraphic research in the Ordovician and Silurian in France. Study of the acritarchs, chitinozoans and spores. |
1973 |
| details |
Late Cambrian |
|
Italy |
Sassi,F.P. et al. New data on the age of deposition of the South-Alpine Phyllitic basement in the eastern Alps |
1984 |
| details |
Early Ordovician |
|
USSR(Pre-Baltic) |
Lindgren,S. Remarks on the taxonomy, botanical affinities, and distribution of Leiospheres. |
1981 |