| details |
Late Pliocene |
Early Pleistocene |
USSR(Yakut ASSR) |
Khitrova,P.M. et al. Palynological Grounds for stratigraphical subdivision of Neogene-Lower Quaternary deposits from the South Margin of the Yamo-Indigirka Lowland |
1971 |
| details |
Late Senonian |
Danian |
USSR(Yakut ASSR) |
Vashchenko,E.M. et al. The age of Coal-bearing deposits of the Arkagalnskaya Basin |
1979 |
| details |
Maastrichtian |
Danian |
Utah |
May,F.E. A survey of palynomorphs from several coal-bearing horizons of Utah. |
1972 |
| details |
Pliocene |
|
Utah |
Fleming,R.F. Cretaceous pollen in Pliocene Rocks: Implications for Pliocene climate in Southwestern United States |
1994 |