| details |
Aalenian |
Middle Callovian |
|
Volkheimer,W. et al. Comments on range chart: 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 |
Middle Jurassic |
|
|
Volkheimer,W. Spores and pollen of the Jurassic of Neuqu©n (Republic of Argentina). |
1968 |
| details |
Middle Jurassic |
|
|
Volkheimer,W. Spores and pollen of the Jurassic of Neuqu©n (Republic of Argentina). |
1968 |
| details |
Early Bajocian |
|
|
Volkheimer,W. Spores and pollen of the Jurassic of Neuqu©n, (Republic of Argentina). 2. Microfloral associations, paleoecological aspects and paleoclimate. |
1969 |
| details |
Callovian |
|
|
Volkheimer,W. Advancement of the Microbiostratigraphy of the Jurassic in Argentina and comparison with other Regions of the Southern Heisphere |
1971 |
| details |
Bajocian |
|
|
Volkheimer,W. Advancement of the Microbiostratigraphy of the Jurassic in Argentina and comparison with other Regions of the Southern Heisphere |
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 |
Early Callovian |
|
|
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 |
Tithonian |
|
|
Volkheimer,W. et al. Upper Jurassic microfloral findings from the southern border of the Neuquina Basin (Argentine Republic). |
1975 |
| details |
Early Cretaceous |
|
|
Volkheimer,W. et al. Stratigraphic significance of Paleozoic and Mesozoic microflora from Argentina and neighboring countries. |
1976 |
| details |
Aptian |
|
|
Volkheimer,W. et al. Palynological study of the Huitrin Formation, Cretaceous of the Neuqu©n Basin, and its type locality. |
1976 |
| details |
Aptian |
|
|
Volkheimer,W. et al. Palynological characteristics of the Upper Juarssic and Lower Cretaceous Formations of the Neuqu©n Basin, (Argenine Republic). |
1976 |
| details |
Albian |
|
|
Volkheimer,W. Fossil microfloras. |
1978 |
| details |
Barremian |
Aptian |
Argentina(Patagonia) |
Volkheimer,W. Upper Jurassic and Lower Cretaceous microfloras of Latin America. |
1980 |
| details |
Albian |
|
Peru |
Volkheimer,W. Upper Jurassic and Lower Cretaceous microfloras of Latin America. |
1980 |
| details |
Pliensbachian |
Early Toarcian |
|
Volkheimer,W. Mesozoic microflora fossils |
1984 |