| details |
Pliocene |
Pleistocene |
USSR(Novosibirskaya) |
Panychev,V.A. New data on the age of the Bol'sherechenskoi Member of the Ob-Chumysh Basin. |
1973 |
| details |
Late Miocene |
|
Ethiopia |
Yemane,K. et al. Pollen and clay mineral assemblages of a Late Miocene lacustrine sequence. |
1987 |
| details |
Late Neogene |
|
Ethiopia |
Bonnefille,R. et al. Palynology, stratigraphy and paleoenvironment of a Pliocene Hominid Site, (2.9-3.3 M.Y.) at Hadar, Ethiopia. |
1987 |
| details |
Miocene |
|
USSR(Yakut ASSR) |
Zyryanov,E.V. Palynological investigations of Miocene deposits on the new Siberian Archipelago (USSR). |
1992 |
| details |
Quaternary |
|
Wyoming |
Santucci,V.L. The Yellowstone Paleontological Survey. |
1998 |