details |
Ludlovian |
|
USSR(Tuvinskaya A.O.) |
Sheshegova,L.I. Phytoplankton of the Silurian from the Tuva, (the section of the "Elegest"). |
1975 |
details |
Silurian |
|
USA |
Cramer,F.H. et al. North American Silurian palynofacies and their spatial arrangement. |
1972 |
details |
Gedinnian |
|
Spain |
Cramer,F.H. Some acritarchs from the San Pedro Formation (Gedinnien) of the Cantabric Mountains in Spain. |
1964 |
details |
Early Gedinnian |
|
Spain |
Cramer,F.H. A provisional note on the occurrence of microplankton and sporomorphs in the sedimentary rocks of the Lower Devonia in the Cantabrian Mountains |
1963 |
original |
Middle Siegenian |
Emsian |
Spain |
Cramer,F.H. Microplankton from three Palaeozoic formations in the Province of Leon, northwest Spain. |
1964 |
details |
Ludlovian |
Early Emsian |
Spain |
Cramer,F.H. Distribution of selected Silurian acritarchs an account of the palynostratigraphy and paleogeography of selected Silurian acritarch Taxa |
1970 |
details |
Gedinnian |
Eifelian |
Spain |
Jardin©,S. Microplankton (Acritarchs), and the stratigraphic limits of the Upper Silurian to Upper Devonian. |
1972 |
details |
Nd |
|
Nd |
Eisenack,A. et al. Catalog of fossil dinoflagellates, hystrichospheres and related microfossils. Acritarchs. |
1973 |
details |
Middle Siegenian |
Emsian |
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
details |
Late Ludlovian |
|
Guinea |
Baudelot,S. et al. Presence of microplankton from Upper Ludlovian in the locality of Tomboya, (Gunea) |
1980 |
details |
Pridolian |
Gedinnian |
France(Manche) |
Rauscher,R. et al. Microfossils (Acritarches, chitinozoans, and spores) of beds next to the Silurian-Devonian boundary on the Cotentin Penninsula (Normandy). |
1975 |
details |
Ludlovian |
Gedinnian |
France(Cotes du Nord) |
Lefort,J.P. et al. A study of the Pre-Mesozoic basement samples of the northern part of the Channel Islands Gulf. |
1974 |
details |
Silurian |
Devonian |
France(Cotes du Nord) |
Deunff,J. et al. The presence of a paleoplankton of acritarchs, chitinozoans, spores, scolecodonts and radiolarians from the Siluro - Devonian Formations of the Plourach Region, (Cotes-du-Nord). |
1971 |
details |
Ludlovian |
Emsian |
France |
Jardin©,S. Microplankton (Acritarchs), and the stratigraphic limits of the Upper Silurian to Upper Devonian. |
1972 |
details |
Late Wenlockian |
Early Eifelian |
Czechoslovakia(Slovensko) |
Planderova,E. et al. Stratigraphic position of carbonate formations in Crystalline Complexes of Tatricum and Veporicum. (In: Sedimentological problem of the Western Carpathians.50 years of teaching geology and paleontology in Slovakia. M.Sykora et al, editors) |
1990 |
details |
Late Gothlandian |
Devonian |
Czechoslovakia |
Planderova,E. New knowledge on age of metasediments in the Dumbier Crystalline (Jasenie area, Central Slovakia Slovakia), Low Tatar Mountains. |
1986 |
details |
Ludlovian |
Emsian |
Brazil |
Jardin©,S. Microplankton (Acritarchs), and the stratigraphic limits of the Upper Silurian to Upper Devonian. |
1972 |