| details |
Late Pliocene |
|
Alaska |
Nelson,R,E. et al. Pollen analysis of a Late Pliocene and Early Pleistocene section from the Gubik Formation of Arctic Alaska. |
1985 |
| details |
Early Eocene |
|
Alaska |
Ager,T.A. et al. Early Eocene sporomorph assemblage from Death Valley, Seward Peninsula, Western Alaska. |
1986 |
| details |
Maastrichtian |
Paleocene |
Alaska |
Frederiksen,N.O. et al. Palynology of Maestrichtian and Paleocene rocks, Lower Colville River Region, North Slope of Alaska. |
1988 |
| details |
Messinian |
Zanclian |
Alaska |
Stricker,G.D. et al. Mineralogy and stage assignment of some Tertiary Coal from the Tikishla Park Drill Hole, Anchorage Alaska. (In: Geologic Studies in Alaska by the United States Geological Survey. J.P.Galloway and T.D. Hamilton, editors) |
1987 |
| details |
Early Pliocene |
|
Alaska |
Yeend,W. et al. Stratigraphy and palynology of an Upper Tertiary terrace deposit of the ancestral Yukon River near Circle, Alaska. (In: Geologic Studies in Alaska by the United States Geological Survey. J.H.Dover and J.P. Galloway, editors) |
1989 |
| details |
Early Miocene |
Middle Miocene |
Alaska |
Yeend,W.E. Tertiary and Quaternary deposits at the Palisades, Central Alaska. |
1977 |
| details |
Early Pliocene |
Middle Pliocene |
Alaska |
Ager,T.A. et al. Pliocene terrace gravels of the ancestral Yukon River near Circle Alaska; Palynology, paleobotany, paleoenvironmental reconstruction and region correlation. (In: Tertiary Quaternary Boundaries. T.A. Ager et al, editors) |
1994 |
| details |
Middle Miocene |
|
Alaska |
White,J.M. et al. Palynology, paleoclimatology and correlation of Middle Miocene Beds from Porcupine River, (Locality 90-1), Alaska. (In: Tertiary Quaternary Boundaries. T.A. Ager et al, editors) |
1994 |
| details |
Middle Miocene |
Late Miocene |
Alaska |
Liu,G. et al. Climatic comparison of Miocene pollen floras from northerneast China and southcentral Alaska, USA. |
1994 |
| 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 |
Middle Pliocene |
|
Alaska |
Thompson,R.S. et al. Middle Pliocene vegetation: reconstructions, paleoclimatic Inferences, and boundary conditions for climate modeling |
1996 |
| details |
Pliocene |
|
Arctic Ocean |
Willard,D.A. Pliocene-Pleistocene pollen assemblages from the Yermak Plateau Arctic Ocean; Sites 910 and 911 |
1996 |
| details |
Miocene |
Late Neogene |
Asia |
Emberger,L. Fossil plants in relationship to living ones (Comparison of elements of paleobotany and morphology). |
1968 |
| details |
Late Neogene |
|
Belgium |
Vanhoorne,R.E. The Lignites of Mol (Belgium). |
1974 |
| 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 |
Aquitanian |
|
Canada(Arctic) |
Omar,G. et al. Fission-track dating of Haughton Astrobleme and included Biota, Devon Island, Canada. |
1987 |
| details |
Aquitanian |
|
Canada(Arctic) |
Whitlock,C. et al. Pollen and vertebrates of the Early Neogene Haughton Formation, Devon Island, Arctic Canada. |
1990 |