We describe a new taxon of mylodontid sloth from the late Oligocene (Deseadan South
American Land Mammal “age”), Salla Beds of Bolivia. This taxon, Paroctodontotherium …

The sloths that dispersed into Central and North America were most likely derived from
tropical taxa, as indicated by their high occlusal surface area (OSA) in comparison with body …

Modern sloths are among the more characteristic mammals of South and Central American
faunas. Recent discovery in four Paleogene, 22 Neogene, and dozens of Pleistocene …

Muroid rodents recovered from sediments of the Verde Formation, central Arizona, aged at
about 4 Ma, include species belonging to the subfamily Sigmodontinae. These are Calomys …

We report a new genus and species of sloth, based on a partial mandible and associated
femur, from the early Miocene of Venezuela. Baraguatherium takumara, gen. et sp. nov …

The late Oligocene mammalian fauna of Quebrada Fiera is one of the most diverse of the
Deseadan SALMA (South American Land Mammal Age). We describe its endemic …

The xenarthrans of the sloth subfamily Mylodontinae are conspicuous members of South
and North American Neogene faunas. They occupied a large latitudinal range from central …

The origins of the distinct sloth lineages are not well documented. The Deseadan SALMA
site of Salla-Luribay presents four Tardigrada and constitutes one of the two oldest sloth …

We examined the feeding strategy of the extinct hypsodont antilocaprid Stockoceros
onusrosagris through an analysis of tooth mesowear and microwear and compared it to …

Molar teeth of both Tertiary and Quaternary representatives of the family Antilocapridae were
examined using mesowear and light stereomicroscopy microwear. Taxa from the Central …