original |
Early Eocene |
Middle Eocene |
Canada(Arctic) |
Rouse,G.E. Paleocene palynomorph ranges in western and northern Canada. |
1977 |
original |
Early Eocene |
Middle Eocene |
Nevada |
Wingate,F.H. Palynology and age of the Elko Formation, (Eocene) near Elko, Nevada. |
1983 |
original |
Paleocene |
Early Oligocene |
Alaska |
Wiggins,V.D. et al. Changes in Non-Marine palynofloras from the Oligocene of Alaska, USA. |
1988 |
original |
Early Oligocene |
|
Alaska |
Marincovich,L.,Jr. et al. Oligocene age of strata on Unga Island, Shumagin Islands, Southwestern Alaska. (In: Geologic Studies in Alaska by the United States Geological Survey. J.H. and J.P.Galloway, editors) |
1991 |
original |
Late Oligocene |
Middle Miocene |
Canada(British Columbia) |
White,J.M. Palynostratigraphy of Tow Hill No.1 Well in the Skonun Formation, Queen Charlotte Basin, British Columbia. (In: Evolution and Hydrocarbon Potential of the Queen Charlotte Basin, British Columbia. G.J.Woodsworth, editor) |
1991 |
original |
Middle Eocene |
Late Eocene |
Canada(Yukon) |
Ridgway,K.D. et al. Climatically induced floristic changes across the Eocene - Oligocene transition in the northern high latitudes, Yukon Territory, Canada. |
1995 |