| details |
Wenlockian |
Ludlovian |
USSR(Siberia) |
Sheshegova,L.I. Comparison of a Silurian acritarch complex and lithogenesis. (In: The Fauna and Biostratigraphy of Upper Ordovician and Silurian of the Altai-Sajan Region) |
1978 |
| details |
Llandoverian |
Ludlovian |
Nd |
Diez,M.D.C.R. et al. Range chart of selected Lower Paleozoic acritarch Taxa. 2: Index to Parts 1 and 2. |
1977 |
| 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 Aeronian |
|
Turkey |
Dean,W.T. et al. Revised stratigraphy and relationships of Lower Palaeozoic Rocks, Eastern Taurus Mountains, South Central Turkey |
1990 |
| original |
Middle Gothlandian |
|
New York |
Loeblich,A.R.III Morphology, ultrastructure and distribution of Paleozoic acritarchs. |
1970 |
| details |
Silurian |
|
Libya |
Richardson,J.B. et al. Silurian palynomorphs from the Tanezzuft and Acacus Formations, Tripolitania, North Africa. |
1973 |
| details |
Wenlockian |
|
New York |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Llandoverian |
|
USSR(Tuvinskaya A.O.) |
Sheshegova,L.I. Phytoplankton of the Silurian from the Tuva, (the section of the "Elegest"). |
1975 |
| details |
Ludlovian |
|
USSR(Tuvinskaya A.O.) |
Sheshegova,L.I. Phytoplankton of the Silurian from the Tuva, (the section of the "Elegest"). |
1975 |
| details |
Silurian |
|
Libya |
Eisenack,A. et al. Catalog of fossil dinoflagellates, hystrichospheres and related microfossils. Acritarchs. |
1976 |
| details |
Middle Gothlandian |
|
New York |
Eisenack,A. et al. Catalog of fossil dinoflagellates, hystrichospheres and related microfossils. Acritarchs. |
1976 |
| details |
Wenlockian |
|
New York |
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 |