| details |
Middle Jurassic |
|
China(Hopei) |
Gan,Z.-B. Spores and pollen from the Ziahuayuan Formation in Hebei and their stratigraphical significance |
1986 |
| details |
Middle Turonian |
Late Coniacian |
Idaho |
Ryder,R.T. et al. Palynology and age of Beaverhead Formation and their paleotectonic implications in Lima Region, Montana-Idaho. |
1970 |
| details |
Middle Turonian |
Late Coniacian |
Montana |
Ryder,R.T. et al. Palynology and age of Beaverhead Formation and their paleotectonic implications in Lima Region, Montana-Idaho. |
1970 |
| details |
Nd |
|
Nd |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 1 |
1956 |
| details |
Nd |
|
Nd |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 1 |
1956 |
| details |
Late Pliocene |
|
W.Germany(Schleswig) |
Weyl,R. et al. The age of the Kaolin Sands from Sylt |
1955 |