| details |
Olenikian |
Norian |
USSR(Russian Platform) |
Varyukhina,L.M. Spores and pollen of the red-colored coal-bearing Permian and Triassic sediments of the northeastern part of European SSSR. |
1971 |
| details |
Late Jurassic |
|
USSR(Russian Platform) |
Vasileva,N.S. Concerning the age of the varigated deposits of North-West Pritiman (from palynological data). (In: Paleomikrofitologicheskie issledovaniya dlya tselei stratigrafii. L.A. Panova, editor.) |
1980 |
| details |
Nd |
|
Nd |
Boersma,M. et al. Triassic palynomorphs, index to genera and species |
1987 |
| details |
Nd |
|
Nd |
Filatoff,J. et al. A Pteridacean spore Lineage in the Australian Mesozoic. (In: Palynological and Palaeobotanical Studies in Honour of Basil E. Balme. P.A. Jell and G. Playford, editors) |
1988 |