| details |
Hauterivian |
Cenomanian |
USSR(Primorsk Kray) |
Sedova,M.A. Lower Cretaceous spore-pollen complexes of South Primorsk-Suchansk Coal Fields. (In: Atlas of Lower Cretaceous spore-pollen complexes of some regions of USSR. I.M.Pokyovsksys and N.K.Stel'mak, editors) |
1964 |
| details |
Early Cretaceous |
|
USSR(Irkutskaya Oblast) |
Kotova,I.Z. Age of the Continental deposits of the Lake Gusinoe Basin and the Peculiarities of the composition of the Early Cetaceous floras of the Transbaikal |
1964 |
| original |
Aptian |
|
USSR(Primorsk Kray) |
Verbitskaya,Z.I. Stratigraphical subdivision of Cretaceous sediments of Suchan Coal Basin based on palynology. |
1962 |
| details |
Hauterivian |
Cenomanian |
USSR |
Bolkhovitina,N.A. Fossil and contemporaneous spores of the Family Schizaeaceae. |
1961 |
| details |
Hauterivian |
|
Mongolian Republic |
Bolkhovitina,N.A. Fossil and contemporaneous spores of the Family Schizaeaceae. |
1961 |
| original |
Hauterivian |
Cenomanian |
USSR(Koryak Okrug) |
Verbitskaya,Z.I. The spore-pollen complexes in Cretaceous deposits of the Suchan Coal Basin. |
1958 |