| details |
Pontian |
|
USSR(Moldavian SSR) |
Negru,A.G. New Pliocene species of Salvinia from the Northwestern Coastal Region of the Black Sea. |
1978 |
| details |
Late Neogene |
|
USSR(Belorussian SSR) |
Zinova,R.A. Pliocene and Early Pleistocene of southeastern Belorussia. |
1982 |
| details |
Serravallian |
Early Tortonian |
Worldwide |
Kovach,W.L. et al. Worldwide stratigraphic occurrences of Mesozoic and Tertiary megaspores. |
1989 |
| details |
Sarmatian |
|
USSR(Ukrainian SSR) |
Batten,D.J. et al. Catalog of Mesozoic and Tertiary megaspores |
1990 |
| details |
Nd |
|
Nd |
Batten,D.J. et al. Catalog of Mesozoic and Tertiary megaspores |
1990 |