| details |
Cenomanian |
|
USSR(Kazakh SSR) |
Zaklinskaya,E.D. Angiosperm pollen and their significance for the stratigraphy of the Upper Cretaceous and Paleogene |
1963 |
| details |
Campanian |
|
USSR(Krasnoyarsk Kray) |
Bondarenko,N.M. Palynological characteristics of deposits of the Campanian Stage of the Ust-Yenisei Depression |
1969 |
| details |
Campanian |
|
USSR(Krasnoyarsk Kray) |
Bondarenko,N.M. Palynological characteristics of deposits of the Campanian Stage of the Ust-Yenisei Depression |
1969 |
| details |
Barremian |
Aptian |
China(Heilungkiang) |
Gao,R.-Q. Evolutionary trends of Cretaceous angiospermous pollen from the Songliao Basin, northeast China. |
1982 |