| details |
Albian |
Maastrichtian |
Canada(NWT,Franklin) |
Balkwill,H.R. et al. Cretaceous stratigraphy, Hoodoo Dome, Ellef Ringnes Island, District of Franklin. |
1976 |
| details |
Late Cretaceous |
|
Missouri |
Frederiksen,N.O. et al. Biostratigraphy and paleoecology of Lower Paleozoic, Upper Cretaceous and Lower Tertiary rocks in U.S.Geological Survey New Madrid test wells, southeastern Missouri. |
1982 |
| details |
Late Cretaceous |
|
China(Xinjiang Uygur) |
Wang,D. et al. Palynoflora from Late Cretaceous to Tertiary in some regions of Qinghai and Xianjiang. (The study on the micropaleobotany from Cretaceous-Tertiary of the oil bearing basins in some regions of Qinghai and Xinjiang.) |
1990 |
| details |
Late Cretaceous |
|
China(Qinghai) |
Wang,D. et al. Palynoflora from Late Cretaceous to Tertiary in some regions of Qinghai and Xianjiang. (The study on the micropaleobotany from Cretaceous-Tertiary of the oil bearing basins in some regions of Qinghai and Xinjiang.) |
1990 |