| details |
Valanginian |
|
USSR(Yakut ASSR) |
Pokrovskaya,I.M. Lower Cretaceous spore-pollen complexes Anabar-Kha Tanga interfluv, Khatanga and Pre-Verkhoyansk Synec Lises and Vilyuy Depression. (In: Atlas of Lower Cretaceous spore-pollen complexes of some regions of USSR. I.M.Pokyovsksys and N.K.Stel'mak, editors) |
1964 |
| details |
Valanginian |
|
USSR(WSL) |
Pokrovskaya,I.M. Lower Cretaceous spore-pollen complexes of the Western Siberian Lowland. (In: Atlas of Lower Cretaceous spore-pollen complexes of some regions of USSR. I.M.Pokyovsksys and N.K.Stel'mak, editors) |
1964 |
| details |
Hauterivian |
Barremian |
USSR(WSL) |
Pokrovskaya,I.M. Lower Cretaceous spore-pollen complexes of the Western Siberian Lowland. (In: Atlas of Lower Cretaceous spore-pollen complexes of some regions of USSR. I.M.Pokyovsksys and N.K.Stel'mak, editors) |
1964 |
| details |
Valanginian |
|
USSR(Siberia) |
Kara-Murza,E.N. Palynological complexes of Mesozoic deposits of northern Siberia |
1957 |
| details |
Valanginian |
|
USSR(Siberia) |
Chlonova,A.F. Palynological characteristics of Cretaceous Layers in Siberia and the Far East. |
1971 |
| details |
Recent |
|
Nd |
Knox,E.M. The spores of Pteridophyta, with observations on microspores in Coals of Carboniferous age. |
1939 |