| details |
Early Pliocene |
|
USSR(Georgian SSR) |
Mchedlishvili,N.D. Spore-pollen complexes of the Duabsk Layers |
1955 |
| details |
Late Neogene |
|
USSR(Georgian SSR) |
Shatilova,I.I. Late Pliocene floral changes in the flora of Western Georgia as shown by spore-pollen analysis. |
1964 |
| details |
Tertiary |
|
USA |
Wilson,L.R. Spores and pollen as microfossils. |
1944 |
| details |
Miocene |
|
Spain |
Rivas-Carballo,M.R. The development of vegetation and climate during the Miocene in the southeastern sector of the Duero Basin (Spain). |
1991 |
| details |
Recent |
|
Nd |
Frederiksen,N.O. Significance of monosulcate pollen abundance in Mesozoic sediments. |
1980 |
| details |
Middle Wilcox |
|
Mississippi |
Warter,J.L.K. Palynology of a Lignite of Lower Eocene (Wilcox) age from Kemper County, Mississippi, |
1966 |