| details |
Ordovician |
|
Romania |
Beju,D. The present stage of the palynological researches concerning the Antecretaceous of Romania. |
1971 |
| details |
Early Triassic |
Middle Triassic |
USSR(Urals) |
Tuzhikova,V.I. Triassic acritarchs of the Urals |
1971 |
| details |
Ordovician |
Permian |
Zambia |
Utting,J. et al. Acritarchs and other microfossils from a borehole in Western Provence |
1972 |
| details |
Eifelian |
|
Czechoslovakia |
Lele,K.M. Observations on Middle Devonian microfossils from the Barrandian Basin, Czechoslovakia. |
1972 |
| details |
Givetian |
|
Czechoslovakia |
Lele,K.M. Observations on Middle Devonian microfossils from the Barrandian Basin, Czechoslovakia. |
1972 |
| details |
Late Frasnian |
Early Famennian |
Belgium |
Bouckaert,J. et al. The Frasnian-Famennian boundary in Belgium |
1972 |
| details |
Ordovician |
Silurian |
Bulgaria |
Kalvacheva,R.K. Preliminary results from palynological studies of the Lower Paleozoic in the Iskur Gorge. |
1972 |
| details |
Cambrian |
Early Gothlandian |
India(Madhya Pradesh) |
Salujha,S.K. et al. Palynology of the Vindhyans and their equivalents in Peninsular India. |
1972 |
| details |
Cambrian |
Early Gothlandian |
India(Rajasthan) |
Salujha,S.K. et al. Palynology of the Vindhyans and their equivalents in Peninsular India. |
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 |
Arenigian |
Llanvirnian |
France(Pas-de-Calais) |
Rauscher,R. Micropaleontological and stratigraphic research in the Ordovician and Silurian in France. Study of the acritarchs, chitinozoans and spores. |
1973 |
| details |
Early Gothlandian |
|
France(Manche) |
Rauscher,R. Micropaleontological and stratigraphic research in the Ordovician and Silurian in France. Study of the acritarchs, chitinozoans and spores. |
1973 |
| details |
Gedinnian |
|
France(Manche) |
Rauscher,R. Micropaleontological and stratigraphic research in the Ordovician and Silurian in France. Study of the acritarchs, chitinozoans and spores. |
1973 |
| details |
Early Permian |
|
India |
Tappan,H. et al. Smaller protistan evidence and explanation of the Permian-Triassic crisis. (In: The Permian and Triassic systems and their mutual boundary) |
1973 |
| details |
Early Permian |
|
Australia |
Tappan,H. et al. Smaller protistan evidence and explanation of the Permian-Triassic crisis. (In: The Permian and Triassic systems and their mutual boundary) |
1973 |
| details |
Early Permian |
|
Canada |
Tappan,H. et al. Smaller protistan evidence and explanation of the Permian-Triassic crisis. (In: The Permian and Triassic systems and their mutual boundary) |
1973 |
| details |
Scythian |
|
Canada |
Tappan,H. et al. Smaller protistan evidence and explanation of the Permian-Triassic crisis. (In: The Permian and Triassic systems and their mutual boundary) |
1973 |