| details |
Liassic |
|
USSR(Irkutskaya Oblast) |
Ankudimova,L.A. et al. A stratigraphic scheme for the Jurassic Irkuts Coal Basin. (In: The Phanerozoic Organic World of Eastern Siberia.) |
1982 |
| details |
Liassic |
|
USSR(Irkutskaya Oblast) |
Ankudimova,L.A. et al. A stratigraphic scheme for the Jurassic Irkuts Coal Basin. (In: The Phanerozoic Organic World of Eastern Siberia.) |
1982 |
| details |
Early Jurassic |
|
USSR(European) |
Ilyina,V.I. Comparison of spore and pollen assemblages of Jurassic deposits of northeastern Kazakstan and the Kuznetsk Basin. (Taxonomy and Methods for the Study of Fossl Pollen and Spores. V.N. Saks and A.F. Khlonova, editors) |
1964 |