| original |
Keuper |
Rhaetian |
USSR(Urals) |
Malyavkina,V.S. Upper Triassic, Lower and Middle Jurassic spore and pollen complexes of the western and eastern sides of the Urals. (In: Paleobotanical Symposium) |
1953 |
| details |
Rhaetian |
Liassic |
USSR(WSL) |
Derviz,T.L. Stratigraphy of Jurassic deposits of the Middle Course of the Irtysh'ob and Chulymo-Eniseiskoi Depression. (In: Geology and Petroleum Resources of the western part of the Western Siberian Plain. S.G.Galerkina, editor) |
1959 |
| original |
Rhaetian |
|
USSR(Pre-Urals) |
Malyavkina,V.S. Spore and pollen assemblages of eastern and Western Pre-Urals. |
1953 |
| details |
Rhaetian |
|
USSR(Ukrainian SSR) |
Boersma,M. et al. Triassic palynomorphs, index to genera and species |
1987 |