| details |
Arenigian |
|
Algeria |
Deunff,J. et al. Palynoplanktonic correlation in the Cambro-Ordovician of the Sahara |
1961 |
| details |
Early Ordovician |
|
France(Mayenne) |
Deunff,J. et al. A microplankton of chitinozoans and acritarchs from some shale layers of the Lower Ordovician sandstone of Brittany (Mayene and South of Rennes). |
1970 |
| details |
Early Ordovician |
|
France(Ille-et-Vilaine) |
Deunff,J. et al. A microplankton of chitinozoans and acritarchs from some shale layers of the Lower Ordovician sandstone of Brittany (Mayene and South of Rennes). |
1970 |
| details |
Early Ordovician |
|
France(Cotes du Nord) |
Deunff,J. et al. Micropaleontologic confirmation of the Lower Ordovician radiometric age of the Spilitic Group of Erguy (Cote-du-Nord). |
1973 |
| details |
Cambrian |
Ordovician |
France(Cotes du Nord) |
Deunff,J. Dating the Brioverian and Paleozoic formations of Brittany by microplankton. |
1975 |
| details |
Silurian |
Devonian |
Romania |
Dimitrescu,R. Early Caledonian event in the Pre-Alpine metamorphic sequences the Romanian Carpathians |
1985 |
| details |
Late Cambrian |
Early Ordovician |
Romania |
Dimitrescu,R. Early Caledonian event in the Pre-Alpine metamorphic sequences the Romanian Carpathians |
1985 |
| details |
Middle Ordovician |
Early Gothlandian |
S.Ireland(Dublin) |
Doran,R.J.P. Palynology. (In: Fossil content and age of the Crey Wacke Formations West of the Leinster Granite in Counties Dublin, Kildare and Wicklow, Ireland. P.M.Bruck) |
1971 |
| details |
Paleozoic |
|
Nd |
Downie,C. et al. On the interpretation and status of some Hystrichosphere genera. |
1963 |
| details |
Early Ordovician |
|
England(Isle of Wight) |
Downie,C. et al. Microfossils from the Maxx Slate Series. |
1966 |
| details |
Middle Frasnian |
|
Belgium |
Dricot,E.M. Evolution and paleogeographic distribution of microplankton (Acritarchs) in the Frasnian of Belgium. |
1967 |
| details |
Hettangian |
Early Sinemurian |
France(Ardeche) |
Dromart,G. et al. Delineation of hydrid and Carbonate Reservoirs through genetic stratigraphy in the Lower Mesozoic of Southeastern France: Procedures and Benefits. |
1996 |
| details |
Kosovian |
|
Czechoslovakia |
Dufka,P. et al. Chitinozoans and acritarchs from the Ordovician - Silurian boundary of the Prague Basin, Czech Republic. (In: Contributions to Acritarch and Chitinozoan Research. S.G.Molyneux and K.J.Doring, editors) |
1993 |
| details |
Norian |
Rhaetian |
Spitsbergen |
Dypvik,H. et al. The Wilhelmoya Formation (Upper Triassic-Lower Jurassic) at Bohemanflya, Spitsbergen. |
1985 |
| details |
Westphalian A |
|
W.Germany(Niedersachsen) |
Dжring,H. Spore stratigraphic investigations in the lower part of the Silesian ("Graue Folge"), from the North Hiddensee area. |
1975 |
| details |
Early Ladinian |
Carnian |
Italy |
Eem,J.G.L.A.Van Der et al. Aspects of Middle and Late Triassic palynology.6. palynological investigations in the Ladinian and Lower Karnian of the Western Dolomites, Italy. |
1983 |
| details |
Early Ordovician |
|
Sweden |
Eisenack,A. On the reproduction of Palaeozoic hystrichospheres. |
1968 |