| details |
Early Miocene |
|
Alaska |
Foster,H.L. et al. Fossil pollen from nonmarine sedimentary rocks of the eastern Yukon-Tanana Region, East-Central Alaska. (In: Geologic studies in Alaska by the U.S. Geological Survey,1989) |
1990 |
| details |
Late Miocene |
|
Idaho |
Cross,A.T. et al. Additions to the Upper Miocene Succor Creek flora, eastern Oregon. |
1971 |
| details |
Early Eocene |
Recent |
Nd |
Muller,J. Palynological evidence on Early differentiation of angiosperms. |
1970 |
| details |
Late Neogene |
|
Wyoming |
Love,J.D. Reconnaissance study of Quaternary Faults in and South of Yellowstone National Park, Wyoming |
1961 |
| details |
Early Pleistocene |
Hautawan |
New Zealand(N.I.) |
Nelson,C.S. et al. Late Pliocene Distal Silicic Ignimbrites, Port Waikato, New Zealand; Implications for volcanism, tectonics and sea-level changes in South Auckland. |
1989 |
| details |
Late Oligocene |
Recent |
New Zealand |
Daghlian,C.P. et al. Onagraceae pollen from the Tertiary of New Zealand |
1984 |
| details |
Tertiary |
|
USSR(Yakut ASSR) |
Bobrov,A.K. The geological make-up of Yakuts ASSR and its oil gas potential. (In: Geological Symposium #5) |
1960 |
| details |
Late Neogene |
Recent |
New Zealand |
Mildenhall,D.C. New Zealand Late Cretaceous and Cenozoic plant biogeography |
1980 |