I was told it was found some decades ago in a river bed in Buenos Aires, Argentina.
I tried image searching it but couldn't quite find an equal one.
Also looks wrong for the location. Does anyone know which animal could it have been?
this post was submitted on 18 Jun 2025
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What is this thing?
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Let us help you identify that mysterious object you’ve found.
Currently in CHALLENGE mode: If you've got something obscure knocking about, post a picture, and let's see how we do. Please prefix such posts with "CHALLENGE:" so we know we've got a fighting chance.
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there doesn't seem to be anything here