| details |
Valanginian |
|
USSR(Ukrainian SSR) |
Vakhrameev,V.A. et al. Paleobotanical data and the Border Line between Jurassic and Cretaceous Systems. |
1973 |
| details |
Berriasian |
Valanginian |
USSR(Turkmen SSR) |
Vakhrameev,V.A. et al. Paleobotanical data and the Border Line between Jurassic and Cretaceous Systems. |
1973 |
| details |
Berriasian |
Valanginian |
USSR(Kazakh SSR) |
Vakhrameev,V.A. et al. Paleobotanical data and the Border Line between Jurassic and Cretaceous Systems. |
1973 |
| details |
Valanginian |
|
USSR(Kursk) |
Vakhrameev,V.A. et al. Paleobotanical data and the Border Line between Jurassic and Cretaceous Systems. |
1973 |
| details |
Tithonian |
|
USSR(Moscow) |
Vakhrameev,V.A. et al. Paleobotanical data and the Border Line between Jurassic and Cretaceous Systems. |
1973 |
| details |
Turonian |
|
Japan(Hokkaido I.) |
Miki,A. Spores and pollen flora from the Middle Yezo Group in northern Hokkaido Japan |
1973 |
| details |
Valanginian |
|
USSR(European) |
Dobrutskaya,N.A. Jurassic and Early Cretaceous spore-pollen assemblages of the northern part of the Russian Platform and their importace for stratigraphic and paleofloristic definition. (In: Mikrofossilii Drevneishikh Otlozhenii. T.F.Vozzhennikova and T.B.Timofeev, editors) |
1973 |
| details |
Turonian |
|
Japan(Hokkaido I.) |
Miki,A. Spores and pollen flora from the Middle Yezo Group in northern Hokkaido, Japan. |
1973 |