details |
Late Neogene |
|
Alaska |
Hopkins,D.M. et al. Upper Tertiary sediments in Alaska and North-Western Canada. |
1960 |
details |
Early Miocene |
|
Alaska |
Foster,H.L. et al. Fossil pollen from nonmarine sedimentary rocks of the eastern Yukon-Tanana Region, East-Central Alaska. (In: Geologic studies in Alaska by the U.S. Geological Survey,1989) |
1990 |
details |
Early Miocene |
Middle Miocene |
Alaska |
Yeend,W.E. Tertiary and Quaternary deposits at the Palisades, Central Alaska. |
1977 |
details |
Middle Miocene |
Pleistocene |
Alaska |
White,J.M. et al. An 18 million year record of vegetation and climate change in northwestern Canada and Alaska: Tectonic and global climatic correlates. |
1997 |
details |
Miocene |
|
Alaska(Cook Inlet) |
Fradkina,A.F. et al. Late Oligocene and Miocene flora of the Aldan Basin and its comparison with floras of North-East USSR and Alaska. (In: Cenozoic Flora of Siberia According to Palynological Data. V.N.Sacks and V.S.Volkova, editors) |
1971 |
details |
Miocene |
Late Neogene |
Arizona |
Nations,J.D. Palaeontology, paleoecology, and depositional history of the Miocene-Pliocene Verde Formation, Yavapoi County, Arizona. |
1981 |
details |
Pannonian |
|
Austria |
Kovar-Eder,J. Pannonian (Upper Miocene) vegetational character and climatic Inferences in the Central Paratethys area |
1987 |
details |
Pliocene |
|
California |
Fleming,R.F. Pliocene climate of the Colorado Plateau and the age of the Grand Canyon: evidence from Anza-Borrego, California |
1999 |
details |
Late Miocene |
Early Pliocene |
Canada(Arctic) |
Hills,L.V. et al. Picea banksii, n.sp., Beaufort Formation, (Tertiary), northwestern Banks Island, Arctic Canada. |
1970 |
details |
Holocene |
|
Canada(Ontario) |
Burden,E.T. et al. Palynology of Indian and European forest clearance and farming in lake sediment cores from Awenda Provincial Park, Ontario. |
1986 |
details |
Middle Miocene |
Pleistocene |
Canada(Yukon) |
White,J.M. et al. An 18 million year record of vegetation and climate change in northwestern Canada and Alaska: Tectonic and global climatic correlates. |
1997 |
original |
Late Tertiary |
|
China(Kansu) |
Sung,T.C. Tertiary spore and pollen complexes from the Red Beds of Chiuchuan, Kansu and their geological and botanical significance. |
1958 |
details |
Pliocene |
Early Pleistocene |
China(Shansi) |
Shi,N. et al. Late Cenozoic vegetational history and the Pliocene-Pleistocene boundary in the Yushe Basin, southeast Shanxi, China. |
1993 |
details |
Pliocene |
Pleistocene |
China(Shansi) |
Shi,N. The Late Cenozoic stratigraphy, chronology, palynology and environmental development in the Yushe Basin, North China. |
1994 |
details |
Middle Eocene |
|
Colorado |
Wodehouse,R.P. Tertiary pollen.1.Pollen of the living representatives of the Green River flora. |
1932 |
details |
Late Oligocene |
Early Miocene |
Colorado |
Leopold,E.B. et al. Development and affinites of Tertiary floras in the Rocky Mountains |
1972 |
details |
Late Neogene |
Early Pleistocene |
France |
Suc,J.-P. Contribution to the knowledge of the Pliocene and Lower Pleistocene of the Mediterranean Regions of Western Europe by palynoloical analysis of deposits. |
1980 |