details |
Nd |
|
Nd |
Zavada,M.S. The ultrastructure of three monosulcate pollen grains from the Triassic Chinle Formation, western United States. |
1990 |
details |
Aptian |
Albian |
Africa(Offshore) |
Zavada,M.S. The wall ultrastructure of fossil Discoid Pollen. |
1992 |
details |
Hauterivian |
Barremian |
|
Volkheimer,W. et al. Palynological data of the Ortiz Formation (La Amarga Group) Lower Cretaceous of the Neuqu©n Basin, (Argentina). |
1977 |
details |
Valanginian |
Barremian |
|
Volkheimer,W. et al. The continental margin of Gondwana, principally in central western Argentina. |
1980 |
details |
Valanginian |
Aptian |
|
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 |
original |
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 |
Tithonian |
|
|
Volkheimer,W. et al. Stratigraphic significance of Paleozoic and Mesozoic microflora from Argentina and neighboring countries. |
1976 |
details |
Valanginian |
Aptian |
|
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 |
Valanginian |
Aptian |
Argentina |
Volkheimer,W. Jurassic and Lower Cretaceous palynomorph associations of Southern South America. |
1977 |
details |
Hauterivian |
Aptian |
|
Volkheimer,W. et al. Palynological characteristics of the Upper Juarssic and Lower Cretaceous Formations of the Neuqu©n Basin, (Argenine Republic). |
1976 |
details |
Barremian |
|
|
Volkheimer,W. Fossil microfloras. |
1978 |
details |
Albian |
|
|
Volkheimer,W. Fossil microfloras. |
1978 |
details |
Tithonian |
Barremian |
|
Volkheimer,W. Upper Jurassic and Lower Cretaceous microfloras of Latin America. |
1980 |
details |
Hauterivian |
Barremian |
|
Volkheimer,W. Upper Jurassic and Lower Cretaceous microfloras of Latin America. |
1980 |
details |
Barremian |
Aptian |
Argentina(Patagonia) |
Volkheimer,W. Upper Jurassic and Lower Cretaceous microfloras of Latin America. |
1980 |
details |
Albian |
Cenomanian |
Argentina(Mendoza) |
Vallati,P. Middle Cretaceous microflora from the Huincul Formation ("Dinosaurian Beds") in the Neuqu©n Basin, Patagonia, Argentina. |
2001 |