| original |
Late Cretaceous |
|
Colorado |
Clarke,R.T. Palynology of Vermejo Formation Coals, (Upper Cretaceous) in the Canon City Coal Field, Fremont County, Colorado |
1963 |
| original |
Late Albian |
Cenomanian |
Utah |
May,F.E. et al. Palynology of the Dakota Sandstone (Middle Cretaceous) near Bryce Canyon National Park, southern Utah. |
1973 |
| original |
Burdigalian |
Vindobonian |
India(Kerala) |
Rao,K.P. et al. Palynology of the Neogene Quilon Beds of Kerala State in South Inida. I. Spores of pteridophytes and pollen of Monocotyledons. |
1978 |
| original |
Quaternary |
|
Colorado |
Scott,L. et al. Reworked Cretaceous palynomorphs in Late Quaternary deposits from Central Colorado USA. |
1984 |
| original |
Paleocene |
|
India(Meghalaya) |
Singh,R.S. Palynology of Langrin Coalfield, South Shillong Plateau, Meghalaya. (In: Proceeding of the Symposium on the Vistas in Indian Palaeobotany. K.P.Jain and R.S.Tiwari, editors) |
1990 |