details |
Late Miocene |
|
Oregon |
Roberts,M.C. et al. The palynology of a nonmarine Neogene deposit in the Willamette Valley, Oregon. |
1984 |
details |
Late Miocene |
|
Idaho |
Cross,A.T. et al. Additions to the Upper Miocene Succor Creek flora, eastern Oregon. |
1971 |
details |
Late Miocene |
|
Maryland |
McCartan,L. et al. Late Tertiary floral assemblage from Upland gravel deposits of the Southern Maryland Coastal Plain |
1990 |
details |
Late Miocene |
|
Oregon |
Graham,A. Systematic revision of the Sucker Creek and Trout Creek Miocene floras of southeastern Oregon. |
1963 |
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 |
Early Miocene |
Pleistocene |
Nd |
Muller,J. Significance of fossil pollen for angiosperm history. (In: Historical Perspectives of Angiosperm Evolution.) |
1984 |
details |
Early Miocene |
Late Neogene |
Mexico |
Fournier,G.R. Neogene palynostratigraphy of the southern Mexico margin, DSDP Leg 66. |
1983 |
details |
Early Miocene |
Middle Miocene |
California |
Barnett,J. Palynology and paleoecology of the Tertiary Weaverville Formation, Northwestern California, USA. |
1989 |
details |
Early Miocene |
Middle Miocene |
Wyoming |
Leopold,E.B. et al. Development and affinites of Tertiary floras in the Rocky Mountains |
1972 |
details |
Clarendonian |
|
Arizona |
Gray,J. Tertiary pollen flora from the basin and range Provence, Arizona. |
1960 |