| details |
Frasnian |
|
USSR(Latvian SSR) |
Ozolina,V.R. Spore and pollen assemblages of the Upper Devonian Ogrskiy Suite of Lativia. |
1955 |
| details |
Frasnian |
|
USSR(Latvian SSR) |
Ozolina,V.R. The spore-pollen Spectrum of Frasnian Stage deposits in the Alanda borehole. |
1961 |
| details |
Givetian |
|
USSR(Latvian SSR) |
Ozolina,V.R. Givetian spores, (Middle Devonian), of Latvian SSR. |
1960 |
| details |
Riphean |
|
USSR(Ukrainian SSR) |
Furtes,V.V. Microphytofossils from the Ouruch Series rocks of the north-west part of the Ukrainian Shield. |
1979 |
| details |
Frasnian |
|
USSR(Kaliningrad) |
Yalysheva,A.A. Palynostratigraphy of Devonian deposits. (In: Practical Palynostratigraphy. L.A. Panova et al, editors) |
1990 |