Miquel, Sergio E. <br/><br/>
Eocene land microgastropods (pulmonata, chropidae) of the Sarmiento Formation(central Patagonia) at Gran Barranca 

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<br/><br/><label>Subjects--Geographic Terms: </label><br/>ARGENTINA--CHUBUT<br/>PATAGONIA<br/>CHUBUT--Gran Barranca