Río Belgrano Formation
Jump to navigation
Jump to search
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°WCoordinates: 48°00′S 72°00′W / 48.0°S 72.0°W |
Approximate paleocoordinates | 48°00′S 35°30′W / 48.0°S 35.5°W |
Region | Santa Cruz Province |
Country | Argentina |
Extent | Austral Basin |
The Río Belgrano Formation is a Barremian to Aptian geologic formation of the Austral Basin in Patagonia, southern Argentina. Among others, pterosaur and ichthyosaur fossils have been recovered from the formation.[1]
Fossil content
The following fossils have been recovered from the formation:[2]
- Hatchericeras patagonense
- Palaeastacus terraereginae
- Platypterygius hauthali[3]
- Sanmartinoceras africanum
- Tonohamites aequicingulatus
- ?Anhangueridae indet.
See also
References
- ^ Río Belgrano Formation at Fossilworks.org
- ^ Río Roble at Fossilworks.org
- ^ Páramo, 2018, p.6
Bibliography
- Restos apendiculares de un ictiosaurio oftalmosáurido del Barremiano inferior de Villa de Leiva, Colombia. Boletín de Geología 40. 15–30. Accessed 2019-02-06. . 2018.
Further reading
- M. B. Aguirre Urreta. 1989. The Cretaceous decapod Crustacea of Argentina and the Antarctic Peninsula. Palaeontology 32(3):499-552
- M. B. Aguirre Urreta. 1986. Aptian ammonites from the Argentinian Austral Basin. The Subfamily Helicancylinae Hyatt, 1894. Annals of the South African Museum 96(7):271-314
- J. F. Bonaparte. 1978. El Mesozoico de America de Sur y sus Tetrapodos [The Mesozoic of South America and its tetrapods]. Opera Lilloana 26:1-596
Categories:
- Articles with hatnote templates targeting a nonexistent page
- Coordinates not on Wikidata
- Geologic formations of Argentina
- Cretaceous Argentina
- Aptian Stage
- Barremian Stage
- Sandstone formations
- Shallow marine deposits
- Austral or Magallanes Basin
- Fossiliferous stratigraphic units of South America
- Paleontology in Argentina
- Geology of Santa Cruz Province, Argentina