original |
Early Cretaceous |
|
Nd |
Malyavkina,V.S. Determination key of spores and pollen, Jurassic-Cretaceous |
1949 |
original |
Early Cretaceous |
|
USSR(Omskaya Oblast) |
Malyavkina,V.S. Determination key of spores and pollen, Jurassic-Cretaceous |
1949 |
original |
Early Cretaceous |
|
USSR(Omskaya Oblast) |
Malyavkina,V.S. Determination key of spores and pollen, Jurassic-Cretaceous |
1949 |
original |
Early Cretaceous |
|
USSR(Omskaya Oblast) |
Malyavkina,V.S. Determination key of spores and pollen, Jurassic-Cretaceous |
1949 |
original |
Albian |
Cenomanian |
USSR(Omskaya Oblast) |
Malyavkina,V.S. Determination key of spores and pollen, Jurassic-Cretaceous |
1949 |
details |
Hauterivian |
Barremian |
Mongolian Republic |
Malyavkina,V.S. Spores and pollen of the Lower Cretaceous of the eastern Gobi Depression. |
1958 |