| details |
Middle Oligocene |
Late Oligocene |
USSR(Mountain Altai) |
Rosenberg,L.I. On stratigraphy of Cenozoic (Preglacial) deposits of Upland Altai |
1973 |
| details |
Middle Oligocene |
Late Oligocene |
USSR(Ukrainian SSR) |
Zosimovich,V.Y. A boundary of Oligocene and Miocene in the Boreal Province of the East-European Platform |
1991 |
| details |
Miocene |
|
USSR(Primorsk Kray) |
Sedova,M.A. Miocene spore-pollen complexes of several Regions of the Soviet, Far East |
1956 |
| details |
Nd |
|
Nd |
Rowley,J.R. In situ, pollen and spores in plant evolution. 14D -Exine origin, development and structure in Pteridophytes, Gymnosperms and angiosperms. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Neogene |
|
Ukraine |
Mikhelis,A.A. The Neogene spore and pollen assemblages of the Donetz Basin |
1972 |
| details |
Pliocene |
Pleistocene |
USSR(Novosibirskaya) |
Panychev,V.A. New data on the age of the Bol'sherechenskoi Member of the Ob-Chumysh Basin. |
1973 |
| details |
Tertiary |
|
USSR(Ukrainian SSR) |
Zaklinskaya,E.D. Description of some species of pollen and spores recovered from Tertiary deposits of Pasekovo Quarry, Voronezh District. |
1953 |