| original |
Early Triassic |
|
USSR(Pre-Urals) |
Malyavkina,V.S. Significance of spore and pollen analysis for the stratigraphy of Triassic rock Masses on the Russian Platform, in Preuras and Western Siberia. |
1960 |
| details |
Early Triassic |
|
USSR(Siberia) |
Malyavkina,V.S. Significance of spore and pollen analysis for the stratigraphy of Triassic rock Masses on the Russian Platform, in Preuras and Western Siberia. |
1960 |
| details |
Nd |
|
Nd |
Davies,E.H. The Anemiacean, Schizaeacean and related spores. An index to genera and species. |
1985 |