| 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 |
Middle Devonian |
Late Devonian |
Brazil(Piaui) |
Dolianiti,E. Relationships between the Paleozoic floras of Brazil. |
1972 |
| details |
Late Permian |
|
England |
Pattison,J. et al. A review of Late Permian and Early Triassic biostratigraphy in the British Isles. |
1973 |
| details |
Middle Triassic |
|
Europe |
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 |
Famennian |
|
USSR(Belorussian SSR) |
Avkhimovich,V.I. Structural features and stratigraphy of Starobin Potassium Salt Deposits of Byelorussia. (In: Problems of Regional Geology of the Prebaltic and Bylorussia. U.M.Kurghs, editor) |
1973 |
| details |
Late Devonian |
Early Mississippian |
Ohio |
Wicander,E.R. Marine primary productivity during the Late Devonian-Early Mississippian of Ohio |
1973 |
| details |
Late Frasnian |
Famennian |
USSR(Ukrainian SSR) |
Sergeeva,L.O. Microphytofossils from Devonian Saliferous deposits of the Dnieper-Donets Basin. (In: Fossil Fauna and Flora of Ukraine.) |
1973 |
| details |
Carboniferous |
|
USSR(Ukrainian SSR) |
Shkrebta,G.P. et al. New data on the age of ancient deposits in the Dnieper Donetzs Basin |
1973 |
| details |
Frasnian |
|
Poland |
Szaniawski,H. et al. Polychaete jaw apparatuses and scolecodonts from the Upper Devonian of Poland. |
1973 |
| details |
Late Frasnian |
Early Famennian |
USSR(Ukrainian SSR) |
Sergeeva,L.A. Facies adaptation of microphytofossils from Devonian Salt in the East Ukrainian Oil-Gas Province, (Dnepro-Donets Depression). |
1973 |
| details |
Frasnian |
|
France(Ille-et-Vilaine) |
Babin,C. et al. The discovery of Upper Devonian in the Nenez Belair Synclinorium, (Breton Massif). Paleogeographic implications. |
1973 |
| details |
Maastrichtian |
|
Wyoming |
Kauffman,E.G. A brackish-water biota from the Upper Cretaceous Harebell Formation of Northwestern Wyoming |
1973 |
| details |
Middle Gothlandian |
Late Gothlandian |
Pennsylvania |
Dewindt,J.T. et al. Occurrence of phytoplankton in Bloomsburg and associated Redbeds, Central Appalachian Region. |
1973 |
| details |
Aptian |
|
Poland |
Mamczar,J. The stratigraphy of the Barremian to Middle Albian sediments in the Polish Lowland according to studies of microspores. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
| details |
Triassic |
Tertiary |
Nd |
Downie,C. Observations on the nature of the acritarchs |
1973 |
| details |
Vendian |
Silurian |
Eurasia |
Timofeev,B.V. Proterozoic and early microfossils. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |