Michelle Arnal

Caviomorpha are those hystricognath rodents endemic to the Neotropics. They are the most diverse group of rodents considering their morphological disparity and biology. Their evolutionary history goes back to the Eocene (ca. 40 Ma) and their excellent fossil record indicates that this fascinating clade occupied a wide range of niches. For this contribution, we considered those caviomorph rodents that inhabited the Argentinian Pampean region, limited to the provinces of Buenos...