| details |
Middle Eocene |
Pleistocene |
Alaska |
Olson,D.L. et al. Biostratigraphy. (In: Geological and Operational Summary Norton Sound Cost No.2 Well Norton Sound, Alaska. R.F.Turner, editor) |
1987 |
| details |
Late Permian |
|
China(Shantung) |
Zhou,H. Spore-pollen assemblage from the Upper Paleozoic of northern Shandong |
1987 |
| details |
Triassic |
Cretaceous |
China |
Qu,L. Advance in Mesozoic palynological researches for thirty years. |
1987 |
| details |
Bathonian |
|
USSR(Caucasus) |
Vakhrameev,V.A. et al. Subdivision of the Continental Jurassic based on plants. (In: The Jurassic Ammonite zones of the Soviet Union. G.Y.Krymholts et al, editors) |
1988 |
| details |
Bathonian |
|
USSR(Siberia) |
Vakhrameev,V.A. et al. Subdivision of the Continental Jurassic based on plants. (In: The Jurassic Ammonite zones of the Soviet Union. G.Y.Krymholts et al, editors) |
1988 |
| details |
Nd |
|
Nd |
Zhou,S. Evolution from Anemophilous to Antomophilous Morinoipollenites |
1988 |
| details |
Aquitanian |
Early Burdigalian |
China |
Liu,G.-W. Neogene palynological sequence of northern China |
1988 |
| details |
Late Bajocian |
|
USSR(Moldavian SSR) |
Boichuk,G.V. et al. New data on the geological Make-Up of the Moldavian Jurassic Depression |
1988 |
| details |
Jurassic |
|
China(Hupei) |
Zhang,H.R. et al. The Jurassic Coal bearing strata of the Yuxian area, Hebei. |
1988 |
| details |
Middle Triassic |
|
China(Shantung) |
Li,G.-X. Sporo-pollen assemblage of Mid-Triassic Liaocheng Formation in Liaocheng Region, Shandong. |
1988 |
| details |
Late Jurassic |
Aptian |
China(Kirin) |
Wang,S.-Y. Sporo-pollen assemblage of Jurassic-Cretaceous in Tonghua Jilin |
1988 |
| details |
Cretaceous |
|
Alaska |
Foster,H.L. et al. Fossil pollen from nonmarine sedimentary rocks of the eastern Yukon-Tanana Region, East-Central Alaska. (In: Geologic studies in Alaska by the U.S. Geological Survey,1989) |
1990 |
| details |
Triassic |
|
China(Hunan) |
Qu,L. Palynological assemblages of Middle and Late Triassic in Sangzhi, Hunan, and their stratigraphical significance |
1990 |
| details |
Cenomanian |
|
China(Heilungkiang) |
Qiu,S. Relationship between Cretaceous microfossil assemblages and seismic wave groups of Songliao Basin. |
1991 |
| details |
Aptian |
Albian |
Mongolian Republic |
Smirnova,S.B. et al. Spore-pollen complexes of the Early Cretaceous of eastern Mongo |
1991 |
| details |
Early Eocene |
|
China(Kiangsu) |
Zhang,Y.-Y. et al. Eocene palynofloras from the Dainan and Sanduo Formations in North Jiangsu with special reference to Eocene climatic changes in Southeast China |
1992 |
| details |
Early Cretaceous |
|
China(Inner Mongolia) |
Zhang,Z. Palynological assemblage from the Lamawan Formation of the Zhidan Group and its age in northern Ordos Basin |
1992 |