| details |
Sinemurian |
Toarcian |
|
Volkheimer,W. Advancement of the Microbiostratigraphy of the Jurassic in Argentina and comparison with other Regions of the Southern Heisphere |
1971 |
| details |
Late Sinemurian |
|
|
Volkheimer,W. Stratigraphic distribution of spores and pollen in the Lower and Middle Jurassic of the Neuqu©n Basin Argentina. |
1971 |
| details |
Bajocian |
|
|
Volkheimer,W. Stratigraphic distribution of spores and pollen in the Lower and Middle Jurassic of the Neuqu©n Basin Argentina. |
1971 |
| details |
Tithonian |
|
|
Volkheimer,W. et al. Upper Jurassic microfloral findings from the southern border of the Neuquina Basin (Argentine Republic). |
1975 |
| details |
Aptian |
|
|
Volkheimer,W. et al. Palynological study of the Huitrin Formation, Cretaceous of the Neuqu©n Basin, and its type locality. |
1976 |
| 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 |
Tithonian |
Barremian |
|
Volkheimer,W. Fossil microfloras. |
1978 |
| details |
Albian |
|
|
Volkheimer,W. Fossil microfloras. |
1978 |
| 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 |
Kimmeridgian |
|
|
Volkheimer,W. et al. Preliminary palynological data from the Kimmeridgian Tordillo Formation, Chacay Melehue, Neuquina, Argentina. |
1993 |
| details |
Pliensbachian |
Early Toarcian |
|
Volkheimer,W. Mesozoic microflora fossils |
1984 |
| details |
Pliensbachian |
Early Toarcian |
|
Volkheimer,W. Mesozoic microflora fossils |
1984 |
| details |
Late Toarcian |
Bajocian |
|
Martinez,M.A. et al. Palynofacies analysis applied to systems tract from the Middle Jurassic of the southwestern Neuqu©n Basin, Argentina. |
1999 |
| details |
Asselian |
Kungurian |
|
Jasper,A. et al. The Botrychiopsis genus and its biostratigraphic implications in Southern ParanЎ Basin. |
2003 |