details |
Middle 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 |
details |
Middle Jurassic |
|
USSR(Krasnoyarsk Kray) |
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 |
details |
Late Volgian |
Hauterivian |
USSR(Amurskaya Oblast) |
Vakhrameev,V.A. et al. Upper Jurassic and Lower Cretaceous flora of Bureinskaya Basin and its significance for stratigraphy. |
1961 |
details |
Late Jurassic |
|
USSR(Yakut ASSR) |
Bobrov,A.K. The geological make-up of Yakuts ASSR and its oil gas potential. (In: Geological Symposium #5) |
1960 |
details |
Late Jurassic |
|
USSR(Lower Amurskaya) |
Doludenko,M.P. On the structure of the fossil spores of Coniopteris |
1960 |
details |
Hauterivian |
Barremian |
USSR(Yakut ASSR) |
Pavlov,V.V. On the question of the species definition of the fern Coniopteris from spores |
1959 |
details |
Early Jurassic |
Middle Jurassic |
USSR(Krasnoyarsk Kray) |
Sakanova,N.S. Spore-pollen complexes of coal bearing deposits of the Kansk Basin. (In: Mesozoic and Tertiary deposits of Central Siberia) |
1957 |
details |
Early Cretaceous |
|
USSR(Yakut ASSR) |
Vasilevskaya,N.D. et al. The fern Coniopteris onychoiodes, n.sp., from the Lower Cretaceous deposits of Yakut ASSR. |
1956 |