| details |
Middle Oligocene |
Late Pliocene |
W.Germany(Hesse) |
Thomson,P.W. et al. Pollen and spores of the Middle European Tertiary. |
1953 |
| details |
Late Neogene |
|
Greece |
Weyland,H. et al. Plant remains of the Pliocene Brown Coal of Ptolemais in northern Greece.I. |
1957 |
| details |
Eocene |
|
Japan(Osaka Pref.) |
Takahashi,K. Pollen types from the Eocene coal seams of Ishizuchi |
1962 |
| details |
Oligocene |
|
Japan(Kyushu I.) |
Takahashi,K. Preliminary note on the problem of the Ootsuji and the Ashiya Stage of the Early Tertiary of Kyushu |
1960 |
| details |
Middle Eocene |
|
W.Germany(Hesse) |
Thiele-Pfeiffer,H. The microflora from the Middle Eocene oil shale of Messel near Darmstadt. |
1988 |