| details |
Late Jurassic |
Early Cretaceous |
South America |
Volkheimer,W. Upper Jurassic and Lower Cretaceous microfloras of Latin America. |
1980 |
| details |
Early Tithonian |
|
|
Volkheimer,W. et al. Palynomorphs. (In: South America and Antarctic Peninsula. A.C.Riccardi et al. (In: Jurassic taxa ranges and correlation charts for the Circum Pacific. G.E.G.Westerman and A.C.Riccardi, editor) |
1990 |
| details |
Early Tithonian |
|
|
Volkheimer,W. et al. Palynological characteristics of the Upper Juarssic and Lower Cretaceous Formations of the Neuqu©n Basin, (Argenine Republic). |
1976 |
| details |
Bajocian |
|
|
Quattrocchio,M.E. et al. Paleogeographic changes during the Middle Jurassic in the Southern Part of the Neuqu©n Basin, Argentina |
1996 |
| details |
Aptian |
|
|
Volkheimer,W. et al. Palynological study of the Huitrin Formation, Cretaceous of the Neuqu©n Basin, and its type locality. |
1976 |
| details |
Albian |
|
|
Volkheimer,W. Fossil microfloras. |
1978 |