| details |
Tithonian |
Albian |
|
Volkheimer,W. et al. Palynological characteristics of the Upper Juarssic and Lower Cretaceous Formations of the Neuqu©n Basin, (Argenine Republic). |
1976 |
| details |
Campanian |
Maestrichtian |
|
Papк,O.H. et al. Masulas of Salviniaceae of the Cretaceous of northern Patagonia and Mendova, Argentina. The importance of biostratigraphy and palaeoenvironment. |
1988 |
| details |
Late Campanian |
|
|
Papк,O.H. et al. Palynological data from the Los Alamitos Formation, Montonilo locality Department of 25 De Mayo, Rio Negro, Argentina. Relationship with contemporary stratigraphic units from nearby areas. |
1995 |
| details |
Pliensbachian |
Early Toarcian |
|
Volkheimer,W. Mesozoic microflora fossils |
1984 |
| details |
Late Campanian |
|
|
Papк,O.H. et al. Palynological data from the Los Alamitos Formation, Montonilo locality, Dept. of 25 de Maayo, Rio Negro, Argentina. Relationsiiip with contemporary stratigrapiuc units from nearby areas. |
1995 |