| details |
Devonian |
|
Nd |
Rudavskaya,V.A. Hystrichosphaerida of the Paleozoic Era |
1965 |
| details |
Devonian |
|
USSR(Ukrainian SSR) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Devonian |
Permian |
USSR(Ukrainian SSR) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Devonian |
|
USSR(Urals) |
Kulkova,I.A. The Eocene climatic optimum of northern Asia. (In: Climates of the Earth in the Geological Past. A.A.Velichko and A.L.Chepalyga, editors) |
1987 |
| details |
Early Carboniferous |
|
USSR(Urals) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Early Frasnian |
|
Texas |
Barker,G.W. et al. Microplankton and spores from the Woodford Shale (Devonian) of the Tobosa Basin, southeast New Mexico-southwestern Texas, USA. |
1988 |
| 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 Ludlovian |
|
Sweden |
Le H©riss©,A. Acritarchs and cysts of Prasinophycean algae of the Silurian of Gotland, Sweden. |
1989 |
| details |
Eifelian |
Late Devonian |
Algeria |
Jardin©,S. Microplankton (Acritarchs), and the stratigraphic limits of the Upper Silurian to Upper Devonian. |
1972 |
| details |
Emsian |
Givetian |
Brazil |
Jardin©,S. Microplankton (Acritarchs), and the stratigraphic limits of the Upper Silurian to Upper Devonian. |
1972 |
| details |
Gedinnian |
|
France(Manche) |
Poncet,J. et al. New stratigraphic data on the Comprehensive Series (D1-S4), of Cotentin. |
1971 |
| details |
Gedinnian |
|
Tennessee |
Wood,G.D. et al. Early Devonian, (Gedinnian), organic-walled microphytoplankton and spores from the Ross Formation of Tennessee, United States. |
1985 |
| details |
Givetian |
|
Iowa |
Wicander,R. et al. Acritarchs, spores and chitinozoans from the Middle Devonian, (Givetian), Rapid Member of the Cedar Valley Formation, Iowa, U.S. |
1984 |
| details |
Gorstian |
Ludfordian |
Wales(Brecknockshire) |
Dorning,K.J. Silurian acritarch distribution in the Ludlovian shelf Sea of South Wales and Welsh Borderland. (In: Microfossils from Recent and Fossil Shelf Seas. J.W.Neale and M.D. Brasier. editors) |
1981 |
| details |
Gorstian |
Ludfordian |
Wales(Carmarthenshire) |
Dorning,K.J. Silurian acritarch distribution in the Ludlovian shelf Sea of South Wales and Welsh Borderland. (In: Microfossils from Recent and Fossil Shelf Seas. J.W.Neale and M.D. Brasier. editors) |
1981 |