| details |
Aptian |
|
USSR(Primorsk Kray) |
Verbitskaya,Z.I. Stratigraphical subdivision of Cretaceous sediments of Suchan Coal Basin based on palynology. |
1962 |
| original |
Late Dogger |
|
USSR(Kazakh SSR) |
Kovalchuk,G.M. Paleobotanical characteristics of Lower Mesozoic deposits of the Karagandinsk Basin. (In: History of Lower Mesozoic Coal Accumulation in Kazakhstan: Part 2.) |
1961 |
| details |
Early Jurassic |
|
USSR(Kazakh SSR) |
Kovalchuk,G.M. Paleobotanical charateristics of Lower Mesozoic deposits of Alakul'sk Seam. (In: History of Lower Mesozoic Coal Accumulation in Kazakhstan: Part 2.) |
1961 |
| details |
Early Mesozoic |
|
USSR(Kazakh SSR) |
Kovalchuk,G.M. Paleobotanical characteristic of the Lower Mesozoic deposits of Kenderlykskoi Muldya. (In: History of Lower Mesozoic Coal Accumulation in Kazakhstan: Part 1.) |
1961 |
| details |
Dogger |
Early Cretaceous |
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 |
Early Jurassic |
Middle Jurassic |
USSR(Kazakh SSR) |
Ritenberg,M.I. et al. Lower Mesozoic coal accumulation in the Territory of the Maikiubensk Basin. (In: History of Lower Mesozoic Coal Accumulation in Kazakhstan: Part 1.) |
1961 |
| details |
Valanginian |
|
USSR(Caucasus) |
Yaroshenko,O.P. Spore and pollen complexes of Mesozoic deposits of northern Caucasus and their stratigraphic significance. |
1960 |
| details |
Bajocian |
|
USSR(Tadzhik SSR) |
Kuzichkina,Y.M. et al. Trial stratigraphic separation of Lower Mesozoic Continental deposits of Central Asia. (In: Problems of Biostratigraphy of the Continental Massif) |
1959 |
| details |
Early Cretaceous |
|
USSR(Yakut ASSR) |
Bolkhovitina,N.A. Spore-pollen complexes from the Mesozoic deposits of the Vilyuy Basin and their importance for stratigraphy. |
1959 |
| details |
Hauterivian |
Aptian |
USSR(Koryak Okrug) |
Verbitskaya,Z.I. The spore-pollen complexes in Cretaceous deposits of the Suchan Coal Basin. |
1958 |
| original |
Early Cretaceous |
|
USSR(Siberia) |
Bolkhovitina,N.A. Atlas of spores and pollen from Jurassic and Lower Cretaceous deposits of the Vilyuysk Basin. |
1956 |