| details |
Oligocene |
|
USSR(Siberia) |
Mchedlishvili,N.D. et al. Common elements in the Mesozoic and Cenozoic floras of Western Siberia and Australia. |
1962 |
| details |
Late Eocene |
|
USSR(Yamalo-Nenets) |
Lyubomirova,K.A. The palynological characteristics of the Chegansk horizon of North West Siberia. (In: Palynological Studies. Collected Articles. S.R.Samoilovich, editor) |
1976 |
| details |
Late Eocene |
|
USSR(Georgian SSR) |
Shatilova,I.I. et al. The pollen of the genus Alangium Lamarck in Tertiary deposits of Georgia. (In: Palynology in the USSR. A.F.Chlonova, editor) |
1988 |
| details |
Middle Oligocene |
Pontian |
Hungary |
Nagy,E. A comprehensive study of Neogene sporomorphs in Hungary |
1992 |