| Río Belgrano Formation | |
|---|---|
| Stratigraphic range: Barremian-Aptian | |
| Type | Geological formation |
| Unit of | Pueyrredón Group |
| Underlies | Río Tarde Formation |
| Overlies | Río Mayer Formation |
| Lithology | |
| Primary | Sandstone |
| Location | |
| Coordinates | 48°00′S 72°00′W / 48.0°S 72.0°W / -48.0; -72.0 |
| Approximate paleocoordinates | 48°00′S 35°30′W / 48.0°S 35.5°W / -48.0; -35.5 |
| Region | Santa Cruz Province |
| Country | Argentina |
| Extent | Austral Basin |
  Río Belgrano Formation (Argentina) | |
The Río Belgrano Formation is a BarremiantoAptian geologic formation of the Austral BasininPatagonia, southern Argentina. Among others, pterosaur and ichthyosaur fossils have been recovered from the formation.[1]
The following fossils have been recovered from the formation:[2]
