| original |
Miocene |
|
Texas |
Ebtehadj,K. Palynology of the subsurface Frio Formation, in Liberty and Chambers Counties, Texas. |
1969 |
| original |
Late Eocene |
Oligocene |
Canada(NWT) |
Norris,G. Palynostratigraphic study. (In: Stratigraphic correlation biostratigraphic zonation;Imp.Ivik K-54, 69'''33'36'' N.Lat,134'''29'01''W.Gon, NWT. L.W.Cummings, editor) |
1977 |
| original |
Cenomanian |
Oligocene |
China(N.China) |
Song,Z.-C. et al. Fossil Spores and Pollen of China. Volume 1: The Late Cretaceous and Tertiary Spores and Pollen. |
1999 |
| original |
Cenomanian |
Oligocene |
China(S.China) |
Song,Z.-C. et al. Fossil Spores and Pollen of China. Volume 1: The Late Cretaceous and Tertiary Spores and Pollen. |
1999 |