| details |
Middle Cambrian |
|
Spain |
Cramer,F.H. First report on the occurrence of acritarchs in the Oville Formation of Leon, Spain. |
1972 |
| details |
Tremadocian |
Arenigian |
Romania |
Beju,D. Zoning and correlation of the Paleozoic of the Moesian Platform on the basis of palynoprotistological assemblages.1. |
1972 |
| details |
Middle Arenigian |
Llanvirnian |
Australia(W.Australia) |
Combaz,A. et al. Palynostratigraphy of the Ordovician from some boreholes in the Canning Basin, Western Australia. |
1972 |
| details |
Tremadocian |
Arenigian |
France(Herault) |
Rauscher,R. Micropaleontological and stratigraphic research in the Ordovician and Silurian in France. Study of the acritarchs, chitinozoans and spores. |
1973 |
| details |
Early Llanvirnian |
|
England(Derbyshire) |
Dunham,K. A recent deep borehole near Eyam, Derbyshire. |
1973 |
| details |
Late Cambrian |
|
Belgium |
Vanguestaine,M. The Late Cambrian age of the Upper RN2B from the Stavelot area. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
| details |
Middle Llandoverian |
Late Llandoverian |
USSR |
Sheshegova,L.I. Silurian microfossils of Podolia. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
| details |
Middle Ludlovian |
|
USSR |
Sheshegova,L.I. Silurian microfossils of Podolia. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
| details |
Tremadocian |
|
England(Shropshire) |
Rasul,S.M. et al. The stratigraphic distribution of Tremadoc acritarchs in the Shineton Shales succession, Shropshire, England. |
1974 |
| details |
Middle Llandoverian |
Late Llandoverian |
USSR(Russian Platform) |
Sheshegova,L.I. Acritarchs of the Silurian and the Lower Devonian of Podolia. (In: Microfossils USSR. T.F.Vozzhennikova et al, editors) |
1974 |
| details |
Ludlovian |
|
USSR(Russian Platform) |
Sheshegova,L.I. Acritarchs of the Silurian and the Lower Devonian of Podolia. (In: Microfossils USSR. T.F.Vozzhennikova et al, editors) |
1974 |
| details |
Early Tremadocian |
|
Belgium |
Martin,F. Cambrian-Ordovician acritarchs of the Massif du Brabant, Belgium. |
1975 |
| details |
Ludlovian |
|
USSR(Tuvinskaya A.O.) |
Sheshegova,L.I. Phytoplankton of the Silurian from the Tuva, (the section of the "Elegest"). |
1975 |
| details |
Tremadocian |
|
France(Aude) |
Baudelot,S. et al. Discovery of Lower Ordovician acritarchs in the Mouthoumet Massif, Aude. |
1975 |
| details |
Acadian |
|
Czechoslovakia |
VavrdovЎ,M. Excystment mechanism of Early Paleozoic acritarchs. |
1976 |
| details |
Downtonian |
|
USSR(Estonian SSR) |
Aristova,K.E. et al. Microfossils of stratigraphic type sections from the Upper Silurian of Estonia. |
1976 |
| details |
Tremadocian |
Emsian |
Nd |
Diez,M.D.C.R. et al. Range chart of selected Lower Paleozoic acritarch Taxa. 2: Index to Parts 1 and 2. |
1977 |