| details |
Ladinian |
Carnian |
USSR(Urals) |
Tuzhikova,V.I. Lithology and stratigraphy of the Lower Mesozoic deposits of the Urals. (In: The history of the Lower Mesozoic accumulation of Coals in the Urals) |
1973 |
| details |
Llanvirnian |
|
France(Calvados) |
Rauscher,R. Micropaleontological and stratigraphic research in the Ordovician and Silurian in France. Study of the acritarchs, chitinozoans and spores. |
1973 |
| details |
Cambrian |
|
USSR(Irkutskaya Oblast) |
Pykhova,N.G. Acritarchs of the Upper Emotskogo horizon of the Irkutskaya Depression |
1973 |
| details |
Cambrian |
|
USSR(Irkutskaya Oblast) |
Pykhova,N.G. Acritarchs of the Upper Emotskogo horizon of the Irkutskaya Depression |
1973 |
| details |
Early Cambrian |
|
USSR(Irkutskaya Oblast) |
Faizulina,Z.K. et al. Microfossils from the Lower Cambrian deposits of the Irkutsk Amphitheatre. (In: Microfossils of the Oldest Deposits) |
1973 |
| details |
Middle Ordovician |
|
Sweden |
Martin,F. et al. Ultrastructural study of some Ordovician Acri Tarchs from Gotland |
1973 |
| details |
Early Ordovician |
|
France(Cotes du Nord) |
Deunff,J. et al. Micropaleontologic confirmation of the Lower Ordovician radiometric age of the Spilitic Group of Erguy (Cote-du-Nord). |
1973 |
| details |
Givetian |
|
Canada(Ontario) |
Legault,J.A. Chitinozoa and acritarcha of the Hamilton Formation, (Middle Devonian), southwestern Ontario. |
1973 |
| details |
Silurian |
|
Libya |
Richardson,J.B. et al. Silurian palynomorphs from the Tanezzuft and Acacus Formations, Tripolitania, North Africa. |
1973 |
| details |
Toarcian |
|
Canada(NWT,Franklin) |
Johnson,C.D. et al. Microplankton zones of the Savik Formation (Jurassic), Axel Heiberg and Ellesmere Islands, District of Franklin. |
1973 |
| details |
Nd |
|
Nd |
Eisenack,A. et al. Catalog of fossil dinoflagellates, hystrichospheres and related microfossils. Acritarchs. |
1973 |
| details |
Nd |
|
Nd |
Eisenack,A. et al. Catalog of fossil dinoflagellates, hystrichospheres and related microfossils. Acritarchs. |
1973 |
| details |
Late Jurassic |
|
New Mexico |
Norris,G. et al. Sandstone-Type Uranium deposits and their relationship to plant microfossils |
1973 |
| details |
Late Vendian |
|
USSR(Russian Platform) |
Pykhova,N.G. Acritarchs of Precambrian sections of southern Urals, Siberia, Eastern European Platform and their stratigraphic significance. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
| details |
Early Cambrian |
|
USSR(Irkutskaya Oblast) |
Fayzulina,Z.Kh. et al. Microfossils from the Lower Cambrian deposits of the Irkutsk Amphitheatre. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
| details |
Early Cambrian |
Early Ordovician |
USSR(Ukrainian SSR) |
Bogomyagkova,V.B. Acritarchs of Lower Paleozoic and their importance for the stratigraphy of Paleozoic deposits of the l'vvov Depression. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
| details |
Early Ludlovian |
|
USSR |
Sheshegova,L.I. Silurian microfossils of Podolia. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |