| details |
Late Pliocene |
|
California |
Axelrod,D.I. et al. Late Pliocene floras East of the Sierra Nevada |
1960 |
| details |
Late Neogene |
|
Wyoming |
Love,J.D. Reconnaissance study of Quaternary Faults in and South of Yellowstone National Park, Wyoming |
1961 |
| details |
Oligocene |
|
Montana |
Hamilton,W. et al. Volcanic rocks of Oligocene age in the southern part of the Madison Range, Montana and Idaho. (In: Geological Survey research 1962, Short Papers in geology, hydrology and topography. Articles 1-59) |
1962 |
| details |
Late Miocene |
|
Pacific Ocean |
Hopkins,D.M. et al. Cretaceous, Tertiary and Early Pleistocene rocks from the Continental Margin in the Bering Sea. |
1969 |
| details |
Late Tertiary |
|
USA(Rocky Mountains) |
Leopold,E.B. Late Cenozoic palynology. (In: Aspects of Palynology. R.H. Tschudy and R.A. Scott, editors) |
1969 |
| details |
Early Pliocene |
|
Wyoming |
Leopold,E.B. et al. Development and affinites of Tertiary floras in the Rocky Mountains |
1972 |
| details |
Middle Pliocene |
|
Wyoming |
Leopold,E.B. et al. Development and affinites of Tertiary floras in the Rocky Mountains |
1972 |
| details |
Late Pliocene |
|
Idaho |
Leopold,E.B. et al. Development and affinites of Tertiary floras in the Rocky Mountains |
1972 |
| details |
Early Miocene |
Middle Miocene |
Alaska |
Yeend,W.E. Tertiary and Quaternary deposits at the Palisades, Central Alaska. |
1977 |
| details |
Early Eocene |
Middle Eocene |
Canada(British Columbia) |
Mathews,W.H. et al. The Gang Ranch-Big Bar area, south-central British Columbia: Stratigraphy, geochronology and palynology of the Tertiary Beds and their relationship to the Fraser Fault. |
1984 |
| details |
Miocene |
|
Canada(British Columbia) |
Mathews,W.H. et al. The Gang Ranch-Big Bar area, south-central British Columbia: Stratigraphy, geochronology and palynology of the Tertiary Beds and their relationship to the Fraser Fault. |
1984 |
| details |
Late Pliocene |
Early Pleistocene |
Idaho |
Leopold,E.B. et al. Pollen profiles of the Plio - Pleistocene transition in the Snake River Plain, Idaho. (In: Late Cenozoic history of the Pacific Northwest, interdisciplinary studies on the Clarkia fossil beds of Northern Idaho. C.J.Smiley, editor) |
1985 |
| details |
Early Miocene |
Middle Miocene |
Alaska |
Leopold,E.B. et al. A long pollen sequence of Neogene age, Alaska range. (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 |
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 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 |
| details |
Quaternary |
|
Wyoming |
Santucci,V.L. The Yellowstone Paleontological Survey. |
1998 |