This report is a continuation of the work published a decade ago on the status of specimens
assigned in the literature and museum records to the megalonychid sloth Eucholoeops from …

Extant hyraxes are small, rabbit-sized, herbivorous paenungulates, with a notable feeding
mechanism: they crop with the molars instead of the incisors, unlike most modern hoofed …

Panochthus Burmeister constituye uno de los xenartros más abundantes, diversificados y
ampliamente distribuidos del Pleistoceno sudamericano, como así también uno de los …

Stable isotopes are a powerful tool for reconstructing the past. However, environmental
factors not previously considered can lead to misinterpretations. Our study presents a novel …

Folivora (sloths) constitutes a taxonomically rich group comprised of many extinct
representatives and a few living forms. The clade also shows remarkable skeletal disparity …

Recently discovered stapes of Pleistocene South American ground sloths of the genera
Lestodon and Glossotherium are studied. Available body mass estimates are larger for …

Reveals how Darwin's study of fossils shaped his scientific thinking and led to his
development of the theory of evolution. Darwin's Fossils is an accessible account of Darwin's …

South American native ungulates include several extinct lineages that evolved within the
context of South American Cenozoic geographic isolation. By the late–early Miocene …

SEARCHING ECOMORPHOLOGICAL PATTERNS SHARED BY EXTANT UNGULATES
AND EXTINCT XENARTHRANS. The scarce number of extant representatives of the Order …

Trabecular architecture (ie, the main orientation of the bone trabeculae, their number, mean
thickness, spacing, etc.) has been shown experimentally to adapt with extreme accuracy and …