| details |
Barremian |
|
USSR(Dagestan ASSR) |
Grossgeim,D.A. et al. List of plant, spore and pollen of the Barremian deposits of some districts of the USSR. (In: Atlas of Lower Cretaceous spore-pollen complexes of some regions of USSR. I.M.Pokyovsksys and N.K.Stel'mak, editors) |
1964 |
| details |
Late Barremian |
|
USSR(Dagestan ASSR) |
Pokrovskaya,I.M. Lower Cretaceous spore-pollen complexes of the Pre-Caucasus, northern Caucasus and Trans-Caucasia. (In: Atlas of Lower Cretaceous spore-pollen complexes of some regions of USSR. I.M.Pokyovsksys and N.K.Stel'mak, editors) |
1964 |
| details |
Albian |
Cenomanian |
USSR(Amurskaya Oblast) |
Nagibina,M.S. et al. Stratigraphy of Mesozoic deposits of the Upper Zeya Basin |
1960 |
| original |
Late Cretaceous |
|
USSR(Yakut ASSR) |
Bolkhovitina,N.A. Spore-pollen complexes from the Mesozoic deposits of the Vilyuy Basin and their importance for stratigraphy. |
1959 |