| details |
Cretaceous |
|
China(Manchuria,Jilin) |
Pu,R. Mesozoic sporo-pollen floras and paleophyto geoprovinces in Northeastern China |
1992 |
| details |
Cretaceous |
|
China(Liaoning) |
Pu,R. Mesozoic sporo-pollen floras and paleophyto geoprovinces in Northeastern China |
1992 |
| details |
Cretaceous |
|
China(Inner Mongolia) |
Pu,R. Mesozoic sporo-pollen floras and paleophyto geoprovinces in Northeastern China |
1992 |
| details |
Maestrichtian |
|
New Mexico |
Newman,K.R. Biostratigraphic correlation of Cretaceous-Tertiary Boundary Rio Colorado to San Juan Basin, New Mexico. (In: The Cretaceous-Tertiary Boundary in the San Juan and Raton Basins, New Mexico and Colorado. J.E. Fassett and J.K.Rigby, editors) |
1987 |
| details |
Cenomanian |
|
Russia(Siberia) |
Krassilov,V.A. et al. A new Heterosporous plant from the Cretaceous of West Siberia. |
1999 |