| details |
Middle Eocene |
|
Wyoming |
Love,J.D. et al. Eocene Rocks, fossils and geologic history, Teton Range, Northwestern Wyoming. |
1978 |
| details |
Late Miocene |
|
Mexico(Veracruz) |
Graham,A. Late Cenozoic evolution of Tropical Lowland vegetation in Veracruz, Mexico. |
1976 |
| details |
Oligocene |
|
England(Isle of Wight) |
Machin,J. Plant microfossils from Tertiary deposits of the Isle of Wight. |
1971 |
| details |
Miocene |
|
Mexico |
Graham,A. Some aspects of Tertiary vegetational history about the Caribbean Basin |
1972 |
| details |
Miocene |
Late Neogene |
South America |
Graham,A. et al. The geologic history of the Lythraceae |
1971 |
| details |
Miocene |
|
Alabama |
Graham,A. et al. The geologic history of the Lythraceae |
1971 |
| details |
Pleistocene |
Recent |
Colombia |
Graham,A. et al. The geologic history of the Lythraceae |
1971 |
| details |
Miocene |
|
Mexico |
Graham,A. et al. The geologic history of the Lythraceae |
1971 |
| details |
Miocene |
Recent |
England |
Graham,A. et al. Geologic history of the Lythraceae. |
1971 |
| details |
Late Miocene |
Recent |
Nd |
Muller,J. Palynological evidence on Early differentiation of angiosperms. |
1970 |
| details |
Late Neogene |
|
Colombia |
Sol© de Porta,N. Palynologic observations on the Pliocene of Cartagena (Columbia). |
1960 |
| details |
Late Neogene |
Pleistocene |
Surinam |
Wijmstra,T.A. Palynology of the Alliance Well. |
1969 |
| details |
Late Oligocene |
|
Alaska |
Wahrhaftig,C. et al. The coal-bearing group in the Nenana Coalfield, Alaska. |
1969 |
| details |
Pliocene |
|
Mexico(Veracruz) |
Graham,A. Terrestrial Pliocene climates in northern Latin America |
1999 |