| details |
Hauterivian |
Barremian |
USSR(Yakut ASSR) |
Boltenhagen,E. State of knowledge of Lower Cretaceous palynology |
1966 |
| details |
Hauterivian |
Barremian |
USSR(Siberia) |
Boltenhagen,E. State of knowledge of Lower Cretaceous palynology |
1966 |
| details |
Late Albian |
Campanian |
USSR(Kazakh SSR) |
Bolkhovitina,N.A. et al. Stratigraphy of the Continental Cretaceous Deposits of the Syr-Dar'ya Uplift, (northwest Aral Region). |
1963 |
| details |
Berriasian |
Maastrichtian |
USSR(Kazakh SSR) |
Bolkhovitina,N.A. et al. Devolopment of vegetation in the Southern Region of Central Asia during the Jurassic and Cretaceous Periods (from palynological data). (In: Stratigraphy and Paleontology of Mesozoic and Paleogene-Neogene Continental deposits of the Asiatic Part of the USSR.) |
1967 |
| details |
Berriasian |
Turonian |
USSR(Kazakh SSR) |
Bolkhovitina,N.A. et al. Devolopment of vegetation in the Southern Region of Central Asia during the Jurassic and Cretaceous Periods (from palynological data). (In: Stratigraphy and Paleontology of Mesozoic and Paleogene-Neogene Continental deposits of the Asiatic Part of the USSR.) |
1967 |
| details |
Neocomian |
|
USSR |
Bolkhovitina,N.A. History of the Schizaceaeceae Family in the geological past on the basis of spore studies. |
1962 |
| details |
Early Cretaceous |
|
USSR(Siberia) |
Bolkhovitina,N.A. History of the Schizaceaeceae Family in the geological past on the basis of spore studies. |
1962 |
| details |
Neocomian |
|
Mongolian Republic |
Bolkhovitina,N.A. History of the Schizaceaeceae Family in the geological past on the basis of spore studies. |
1962 |
| details |
Recent |
|
Nd |
Bolkhovitina,N.A. History of the Schizaceaeceae Family in the geological past on the basis of spore studies. |
1962 |
| details |
Campanian |
|
USSR(Kazakh SSR) |
Bolkhovitina,N.A. et al. Stratigraphy of the Continental Cretaceous deposits of the Lower Syr-Dar'Ya Uplift (Northeast Aral Region). |
1963 |
| details |
Late Albian |
Cenomanian |
USSR(Kazakh SSR) |
Bolkhovitina,N.A. et al. Stratigraphy of the Continental Cretaceous deposits of the Lower Syr-Dar'Ya Uplift (Northeast Aral Region). |
1963 |
| details |
Early Cretaceous |
|
USSR |
Bolkhovitina,N.A. History of Schizaeceae Family in the geological past on the basis of spore studies. |
1962 |
| details |
Jurassic |
Late Neogene |
USSR |
Bolkhovitina,N.A. History of Schizaeceae Family in the geological past on the basis of spore studies. |
1962 |
| details |
Early Cretaceous |
|
USSR(Siberia) |
Bolkhovitina,N.A. History of Schizaeceae Family in the geological past on the basis of spore studies. |
1962 |
| details |
Neocomian |
Albian |
Nd |
Bolkhovitina,N.A. Spores of the Schizaeaceae Family and questions of its history in the geological past. |
1957 |
| details |
Late Cretaceous |
Oligocene |
Nd |
Bolkhovitina,N.A. Spores of the Schizaeaceae Family and questions of its history in the geological past. |
1957 |
| details |
Early Cretaceous |
|
USSR(Yakut ASSR) |
Bobrov,A.K. The geological make-up of Yakuts ASSR and its oil gas potential. (In: Geological Symposium #5) |
1960 |