| details |
Early Miocene |
Pleistocene |
Nd |
Muller,J. Significance of fossil pollen for angiosperm history. (In: Historical Perspectives of Angiosperm Evolution.) |
1984 |
| details |
Oligocene |
Miocene |
Colorado |
Leopold,E.B. et al. Development and affinites of Tertiary floras in the Rocky Mountains |
1972 |
| details |
Late Oligocene |
|
Montana |
Leopold,E.B. et al. Development and affinites of Tertiary floras in the Rocky Mountains |
1972 |
| details |
Late Neogene |
Pleistocene |
Japan(Honshu I.) |
Onishi,I. Pollen flora of the Kazusa Group in the Boso Peninsula, Japan. |
1969 |
| details |
Late Pliocene |
Early Pleistocene |
Idaho |
Thompson,R.S. Pliocene and Early Pleistocene environments and climates of the Western Snake River Plain, Idaho |
1996 |
| details |
Late Miocene |
|
Maryland |
McCartan,L. et al. Late Tertiary floral assemblage from Upland gravel deposits of the Southern Maryland Coastal Plain |
1990 |
| details |
Miocene |
|
USA(Pacific Northwest) |
Gray,J. Northwest American Tertiary palynology. (In: Ancient Pacific Floras. The Pollen Story. L.M. Cranwell, editor) |
1964 |
| details |
Late Serravallian |
Early Tortonian |
Maryland |
Pazzaglia,F.J. et al. Palynology of the Bryn Mawr Formation, (Miocene), insights on the age and genesis of Middle Atlantic margin fluvial deposits. |
1997 |
| details |
Late Miocene |
|
Oregon |
Graham,A. Systematic revision of the Sucker Creek and Trout Creek Miocene floras of southeastern Oregon. |
1963 |
| 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 |
Nd |
|
Nd |
Robbins,E.I. et al. Palynology in mineral exploration and ore deposit exploitation. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Early Miocene |
Middle Miocene |
Wyoming |
Leopold,E.B. et al. Development and affinites of Tertiary floras in the Rocky Mountains |
1972 |
| details |
Late Miocene |
|
Idaho |
Cross,A.T. et al. Additions to the Upper Miocene Succor Creek flora, eastern Oregon. |
1971 |
| details |
Late Neogene |
Recent |
Nd |
Muller,J. Palynological evidence on Early differentiation of angiosperms. |
1970 |
| details |
Late Miocene |
|
Oregon |
Roberts,M.C. et al. The palynology of a nonmarine Neogene deposit in the Willamette Valley, Oregon. |
1984 |
| details |
Early Miocene |
Late Neogene |
Mexico |
Fournier,G.R. Neogene palynostratigraphy of the southern Mexico margin, DSDP Leg 66. |
1983 |