| original |
Middle Tertiary |
Late Tertiary |
Europe |
Krutzsch,W. On the recognition of Pre-Quaternary Periporate pollenforms |
1966 |
| original |
Miocene |
|
USSR(Caucasus) |
Krutzsch,W. On the recognition of Pre-Quaternary Periporate pollenforms |
1966 |
| details |
Late Oligocene |
|
Europe |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 5. Supplement to all Groups (Turmae). |
1970 |
| details |
Late Oligocene |
|
Romania |
Petrescu,J. et al. Flora and vegetation of the "Tiu Valley" (Petrosani Basin) Roumania. |
1986 |
| details |
Early Pliocene |
|
Japan(Fukuoka Pref.) |
Takahashi,K. Palynostratigraphic study of the coal-bearing formation in Iki Island. |
1988 |
| details |
Ludian |
Stampian |
France |
Schuler,M. Paleogene environments and paleoclimates. palynology and Ludian-Stampian biostratigraphy of the Eocene and Early Oligocene in the Rhenan, Rhodonian and Hesse Basins |
1990 |
| details |
Pontian |
|
Hungary |
Nagy,E. A comprehensive study of Neogene sporomorphs in Hungary |
1992 |