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Keywords from Image Description:
Gasteropodriovillegas. en Gasteropod mold from the Paleogene of Rio Villegas Rio Negro Argentina es Molde de gasterpodo Ro Villegas Provincia de Ro Negro Formacin Malln Ahogado palegeno millones de aos own Dhzanette See it also at google Virtual Museum of Patagonian Fossils Unidentified Gastropoda fossils Fossils of Patagonia