| details |
Middle Oligocene |
|
W.Germany(Niedersachsen) |
Gocht,H. Form-Associations of Lower Tertiary microplankton from a Boring in the oil Field of Meckelfeld near Hamburg |
1969 |
| details |
Middle Oligocene |
|
W.Germany(Niedersachsen) |
Gocht,H. Form-Associations of Lower Tertiary microplankton from a Boring in the oil Field of Meckelfeld near Hamburg |
1969 |
| details |
Nd |
|
Nd |
Gocht,H. Form-Associations of Lower Tertiary microplankton from a Boring in the oil Field of Meckelfeld near Hamburg |
1969 |
| details |
Eocene |
|
Romania |
Olaru,L. Palynological research in the Paleogene of the Outside Flysch of the Bistrita Valley (Piatra Neamt--Roumania). |
1970 |
| details |
Early Oligocene |
|
USSR(Tadzhik SSR) |
Oleynik,E.S. Phytoplankton from Oligocene deposits of the Tadzhik Depression |
1971 |
| details |
Middle Oligocene |
|
USSR(Tadzhik SSR) |
Oleynik,E.S. Phytoplankton from Oligocene deposits of the Tadzhik Depression |
1971 |
| details |
Early Oligocene |
Middle Oligocene |
USSR |
Aristova,K.E. Pollen and microplankton from boundary Eocene and Oligocene deposits in the southern part of the USSR. |
1971 |
| details |
Late Oligocene |
|
USSR(Ukrainian SSR) |
Veselov,A.A. et al. New data on the Paleogene Upper boundary in the Black Sea area Depression |
1971 |
| details |
Late Lutetian |
|
France(Aisne) |
Gruas-Cavagnetto,C. Presence of microplankton and pollen in the Lutetian of the Paris Basin |
1971 |
| details |
Early Tertiary |
|
Romania |
Olaru,L. Stratigraphic distribution of microphytoplankton in Paleogene Beds of the Plopu Rivulet Flysch (Trotosul Basin). |
1971 |
| details |
Late Oligocene |
|
USSR(Ukrainian SSR) |
Grigorovich,A.S. Dinoflagellates from the boundary Layers of the Paleogene and Neogene of the Black Sea Depression |
1972 |
| details |
Middle Eocene |
|
USA(Gulf Coast) |
Fairchild,W.W. Time-stratigraphic significance of Lower Tertiary dinoflagellates Part 1. Paleoc-Middle Eocene |
1972 |
| details |
Middle Eocene |
|
Libya |
Fairchild,W.W. Time-stratigraphic significance of Lower Tertiary dinoflagellates Part 1. Paleoc-Middle Eocene |
1972 |
| details |
Middle Oligocene |
Late Oligocene |
W.Germany(N.Rhine) |
Benedek,P.N. Phytoplanktons from the Middle and Upper Oligocene of Tonisberg, (Lower Rhine area). |
1972 |
| original |
Middle Oligocene |
Late Oligocene |
W.Germany(N.Rhine) |
Benedek,P.N. Phytoplanktons from the Middle and Upper Oligocene of Tonisberg, (Lower Rhine area). |
1972 |
| details |
Middle Oligocene |
Late Oligocene |
W.Germany(N.Rhine) |
Benedek,P.N. Phytoplanktons from the Middle and Upper Oligocene of Tonisberg, (Lower Rhine area). |
1972 |
| details |
Oligocene |
|
Poland |
Grabowska,I. Palynological studies of Tertiary profiles in the Olsztyn Province area. |
1972 |