| details |
Late Wenlockian |
Ludlovian |
Argentina |
Rubinstein,C.V. Acritarchs from the Upper Silurian of Argentina:Their relationship with Gondwana |
1995 |
| details |
Late Ludlovian |
Early Pridolian |
Argentina(San Juan) |
Rubinstein,C.V. Acritarchs from the Upper Silurian of San Juan, Argentina: Biostratigraphy and palaeobiogeography. (In: Contributions to Acritarch and Chitinozoan Research. S.G.Molyneux and K.J.Doring, editors) |
1993 |
| details |
Ludlovian |
|
Argentina(San Juan) |
Rubinstein,C.V. Palynological investigations in the Lower Paleozoic of Argentina |
1993 |
| details |
Ludlovian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Wenlockian |
Ludlovian |
Poland |
Jachowicz,M. et al. Acritarcha of Silurian formations from Myszrow area. |
1987 |
| details |
Wenlockian |
Ludlovian |
Romania |
Iordan,M. et al. Litho and biostratigraphy of the Paleozoic Sequences in the Oprisor and Girla Mare Boreholes, (southwestern part of the Moesian Platform). |
1985 |
| details |
Ordovician |
Silurian |
India(Himachal Pradesh) |
Khanna,A.K. et al. Reappraisal of stratigraphic status of Pin Dolomite |
1983 |
| details |
Early Ludlovian |
|
Argentina(San Juan) |
Pжthe de Baldis,E.D. Paleomicroplankton and miospores of the Lower Ludlovian of the Los Espejos Formation in the cross section of Los Azuleitos, San Juan Province, Argentina. |
1981 |
| details |
Early Llandoverian |
Middle Llandoverian |
Spain |
Hafenrichter,M. The lower and upper boundary of the Ordovician system of some selected regions, (Celtiberia, Eastern Sierramorena) in Spain. Part 2. The Ordovician/Silurian bounday in Spain. |
1980 |
| details |
Late Pridolian |
Early Gedinnian |
USSR(Ukrainian SSR) |
Kiryanov,V.V. Silurian acritarchs of Volhynia and Podolia |
1978 |
| details |
Late Gothlandian |
|
USSR(Estonian SSR) |
Aristova,K.E. et al. Microfossils of stratigraphic type sections from the Upper Silurian of Estonia. |
1976 |
| details |
Wenlockian |
Ludlovian |
USSR(Tuvinskaya A.O.) |
Sheshegova,L.I. Phytoplankton of the Silurian from the Tuva, (the section of the "Elegest"). |
1975 |
| details |
Ludlovian |
|
Argentina(Santiago) |
Pжthe de Baldis,E.D. Additional microplankton from the Upper Silurian of Santiago del Estero, Republic of Argentina. |
1974 |
| details |
Ludlovian |
|
Spain |
Pжthe de Baldis,E.D. Additional microplankton from the Upper Silurian of Santiago del Estero, Republic of Argentina. |
1974 |
| details |
Wenlockian |
|
Belgium |
Eisenack,A. et al. Catalog of fossil dinoflagellates, hystrichospheres and related microfossils. Acritarchs. |
1973 |
| details |
Ludlovian |
Gedinnian |
Algeria |
Jardin©,S. et al. Acritarchs of Late Silurian-Devonian of Algerian Sahara. |
1972 |
| details |
Silurian |
|
USA |
Cramer,F.H. et al. North American Silurian palynofacies and their spatial arrangement. |
1972 |