| details |
Middle Miocene |
Pliocene |
Colombia |
Wijninga,V.M. Neogene ecology of the Salto de Tequendama Site, (2475 meter altitude, Cordillera Oriental, Colombia): The paleobotanical record of Montane and lowland forests. |
1996 |
| details |
Middle Pliocene |
|
Colombia |
Wijninga,V.M. A Pliocene Podocarpus Forest Mire from the area of the high Plain of Bogota (Cordillera Oriental, Colombia) |
1996 |
| details |
Early Pliocene |
|
Colombia |
Wijninga,V.M. Palynology and paleobotany of the Early Pliocene section Rio Frio 17 (Cordillera Oriental, Colombia): Biostratigraphical and chronostratigraphical implications. |
1996 |
| details |
Tertiary |
|
USA |
Wilson,L.R. Spores and pollen as microfossils. |
1944 |
| details |
Miocene |
|
Oregon |
Wolfe,J.A. Taxonomic correlation between plant Megafossils and microfossils in Miocene floras of Northwest Oregon. |
1962 |
| details |
Late Cenozoic |
|
China(Liaoning) |
Xu,K. et al. Late Cenozoic paleovegetation and paleoclimate in the North of Liaodong Bay |
1997 |
| details |
Tertiary |
|
Japan(Yamagata Pref.) |
Yamagata,R. Pollenanalysis of the Lignite in Yamagata Prefectu Re. |
1956 |
| details |
Late Pliocene |
Early Pleistocene |
Japan(Yamagata Pref.) |
Yamanoi,T. Pollen stratigraphy of the Shinjyo Group, Northeast Honshu, Japan. (In: Natural History of the Backbone Range of Northeast Honshu and the Neighbouring Districts) |
1983 |
| details |
Middle Miocene |
|
Japan(Niigata Pref.) |
Yamanoi,T. Palynofloras of Early Middle Miocene sediments in central Japan. |
1992 |
| details |
Middle Miocene |
|
Japan(Fukui Pref.) |
Yamanoi,T. Palynofloras of Early Middle Miocene sediments in central Japan. |
1992 |
| details |
Middle Miocene |
|
Japan(Ishikawa Pref.) |
Yamanoi,T. Palynofloras of Early Middle Miocene sediments in central Japan. |
1992 |
| details |
Middle Miocene |
|
Japan(Gifu Pref.) |
Yamanoi,T. Palynofloras of Early Middle Miocene sediments in central Japan. |
1992 |
| details |
Middle Miocene |
|
Japan(Hiroshima Pref.) |
Yamanoi,T. et al. On the mangrove community discovered from the Middle Miocene formations in southwest Japan. |
1980 |
| details |
Late Pliocene |
Early Pleistocene |
Japan(Kyoto Pref.) |
Yamasaki,H. et al. Geological age of the Shiratsuchidani Member within the Takashima Formation of the Plio-Pleistocene Kobiwako Group in the Shiga Prefecture, Central Japan |
1996 |
| details |
Early Pliocene |
|
Alaska |
Yeend,W. et al. Stratigraphy and palynology of an Upper Tertiary terrace deposit of the ancestral Yukon River near Circle, Alaska. (In: Geologic Studies in Alaska by the United States Geological Survey. J.H.Dover and J.P. Galloway, editors) |
1989 |
| details |
Early Miocene |
Middle Miocene |
Alaska |
Yeend,W.E. Tertiary and Quaternary deposits at the Palisades, Central Alaska. |
1977 |
| details |
Late Campanian |
Pleistocene |
Canada(NWT,Mackenzie) |
Yorath,C.J. et al. Cretaceous and Tertiary stratigraphy and paleogeography northern Interior Plains, District of MacKenzie. |
1981 |