| original |
Middle Eocene |
Middle Miocene |
W.Germany(Hesse) |
Thomson,P.W. et al. Pollen and spores of the Middle European Tertiary. |
1953 |
| details |
Late Oligocene |
Early Miocene |
Germany |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 1 |
1956 |
| details |
Late Eocene |
Chattian |
W.Germany(Hesse) |
Pflug,H.D. On the age succession and facies correlation of Middle European, (in particular Hessen) Brown Coal. |
1957 |
| details |
Campanian |
|
W.Germany(N.Rhine) |
Pflug,H.D. Composition and development of the Lower Rhine Basin in the U.Cretaceous and in the Lower Tertiary based on spore-Paaeontological Dating. |
1958 |
| details |
Middle Eocene |
|
W.Germany(Hesse) |
Krutzsch,W. Micropaleontologic (spore paleontology), investigation of the Brown Coal of the Geiseltal. |
1959 |
| details |
Early Miocene |
|
Germany |
Pflug,H.D. Remarks on spore stratigraphy in the Later Tertiary |
1965 |
| details |
Late Miocene |
|
Germany |
Pflug,H.D. Remarks on spore stratigraphy in the Later Tertiary |
1965 |
| details |
Tertiary |
|
Germany(Brandenburg) |
Sontag,E. Microbotanical (Palynological) analysis on 2 Niederlausitzer Seam horizon |
1966 |
| details |
Middle Eocene |
|
W.Germany(Hesse) |
Nagy,E. Palynological data for the Neogene of Cserehat. |
1973 |
| details |
Eocene |
|
Romania |
Olaru,L. Research on the stratigraphical distribution of microflora in the Paleogene flysch situated between the Bistrita and Totus Rivers. |
1978 |