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Río Belgrano Formation

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.

Fossil content
The following fossils have been recovered from the formation: • Hatchericeras patagonensePalaeastacus terraereginaePlatypterygius hauthaliSanmartinoceras africanumTonohamites aequicingulatus?Anhangueridae indet. == See also ==
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