| details |
Barremian |
Aptian |
Argentina(Patagonia) |
Archangelsky,S. et al. Morphology and structure of megaspores from the Cretaceous of Patagonia, Republic of Argentina. |
1990 |
| details |
Early Cretaceous |
|
Argentina |
Srivastava,S.K. Cretaceous spore-pollen floras |
1978 |
| details |
Barremian |
|
|
Gamerro,J.C. Megaspores of the Cretaceous of Patagonia Ii. megaspores in the La Amarga Formation, Lower Cretaceous, Neuqu©n Provence |
1975 |
| details |
Nd |
|
Nd |
Batten,D.J. et al. Catalog of Mesozoic and Tertiary megaspores |
1990 |
| original |
Early Cretaceous |
|
Argentina(Santa Cruz) |
Archangelsky,S. Notes on the fossil flora of Tico, Santa Cruz Province. 7. Two new species of megaspores. |
1965 |
| details |
Early Cretaceous |
|
Argentina(Patagonia) |
Gamerro,J.C. Cretaceous megaspores from Patagonia.I. Ultraarchitecture of the megaspora wall in Hughesisporites patagonicu, Archangelsky and Horstisporites feruglioi, Archangelsky. |
1975 |
| details |
Early Cretaceous |
|
Argentina(Santa Cruz) |
Gamerro,J.C. Megaspores of the Cretaceous of Patagonia Ii. megaspores in the La Amarga Formation, Lower Cretaceous, Neuqu©n Provence |
1975 |