| details |
Dogger |
|
USSR(Orenburg) |
Faddeeva,I.Z. Spore-pollen complexes of Lower Mesozoic deposits in the southern part of the Magnitogorsk Syncline. (In: History of Lower Mesozoic Coal Accumulation in Kazakhstan: Part 1.) |
1961 |
| details |
Bathonian |
|
USSR(Taymyr Nat.Okrug) |
Kara-Murza,E.N. Palynological basis of stratigraphical subdivision of the Mesozoic deposits of the Khatanga Depression. |
1960 |
| original |
Early Jurassic |
Middle Jurassic |
USSR(Siberia) |
Bolkhovitina,N.A. Atlas of spores and pollen from Jurassic and Lower Cretaceous deposits of the Vilyuysk Basin. |
1956 |