details |
Pliensbachian |
|
|
Volkheimer,W. et al. Stratigraphic distribution of Jurassic and Cretaceous palynomorphs in the Andean Realm and neighbouring areas of Southern South America, with special consideration of the Neuqu©n Basin. |
1981 |
details |
Callovian |
|
|
Volkheimer,W. et al. Stratigraphic distribution of Jurassic and Cretaceous palynomorphs in the Andean Realm and neighbouring areas of Southern South America, with special consideration of the Neuqu©n Basin. |
1981 |
details |
Tithonian |
|
|
Volkheimer,W. et al. Stratigraphic distribution of Jurassic and Cretaceous palynomorphs in the Andean Realm and neighbouring areas of Southern South America, with special consideration of the Neuqu©n Basin. |
1981 |
details |
Aalenian |
|
|
Volkheimer,W. Advancement of the Microbiostratigraphy of the Jurassic in Argentina and comparison with other Regions of the Southern Heisphere |
1971 |
details |
Triassic |
Jurassic |
Nd |
Volkheimer,W. Palynomorphs as guide fossils. Part 2. |
1973 |
details |
Middle Triassic |
Late Triassic |
Argentina(Mendoza) |
Volkheimer,W. et al. Aratrisporites compositus, n.sp., a guide-fossil from the Triassic Cuyo Basin, Western Argentina. |
1991 |
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 |
Aalenian |
|
|
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 |
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 |
Hauterivian |
Barremian |
|
Volkheimer,W. et al. Biostratigraphic significance and microfloristic association of Cyclusphaera psilata, n.sp., a guide form from the Lower Cretaceous of the Neuqu©n Basin, (Argentina). |
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 |
Albian |
|
|
Volkheimer,W. et al. Palynological characteristics of the Upper Juarssic and Lower Cretaceous Formations of the Neuqu©n Basin, (Argenine Republic). |
1976 |
details |
Liassic |
|
Argentina(San Juan) |
Volkheimer,W. et al. Biostratigraphy of the Lias in the high Cordillera of San Juan. |
1978 |
details |
Pliensbachian |
|
|
Volkheimer,W. Fossil microfloras. |
1978 |
details |
Tithonian |
Barremian |
|
Volkheimer,W. Fossil microfloras. |
1978 |