Descubren huellas fósiles en La Rioja

Revelan datos desconocidos de la fauna del Mioceno. Fueron hallados por un equipo de científicos del CONICET.

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Se trata de un bloque de roca con más de 70 pisadas de animales que vivieron hace 15 millones de años.

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Es una variedad de pequeñas criaturas que coexistieron en una era dominada por grandes mamíferos, durante el Mioceno, una etapa significativa de la Era Cenozoica.

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Descubrieron las huellas de una comunidad de aves y tortugas que solían habitar las llanuras de un antiguo río.

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Todo comenzó en 2013, cuando expertos geológicos de la Universidad de Buenos Aires (UBA) descubrieron un bloque rocoso con impresiones fósiles cerca de Vinchina, en La Rioja.

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El componente más valioso es el caso de Carnivoripeda sudamericana, pequeños mamíferos carnívoros conocidos como esparasodontes.

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La investigación realizada tras el hallazgo fue publicada en la revista Journal of South American Earth Sciences.

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