Fossil remains of extinct terrestrial sloths have been discovered in numerous localities
throughout the Americas, but knowledge of these animals remains poor in the tropical …

Xenarthra is an endemic South American lineage of mammals, probably the sister clade of
the other placental mammals. The oldest records of Xenarthra are from the latest Paleocene …

Abstract The intermontane Humahuaca Basin in the Eastern Cordillera of the northwest
Argentine Andes lies leeward of an orographic barrier to easterly derived moisture. An …

Very scarce information is available about the extinct Neogene communities of the
Subandean valleys of Jujuy province, Northwestern Argentina. A new vertebrate …

The fossil record of the puma lineage in America is sparse, and doubts have been raised
about the origin, radiation, and migration events of this lineage. In this study, we present …

Este estudio proporciona los resultados del primer análisis integrado de las cuencas
intermontanas del Plioceno en Cordillera Oriental, Noroeste de Argentina. Dentro del área …

Este trabajo brinda una síntesis sobre el conocimiento de la paleontología del Pleistoceno
en el Noroeste argentino, integrando la información publicada e inédita en un marco …

Intermontane basins are illuminating stratigraphic archives of uplift, denudation and
environmental conditions within the heart of actively growing mountain ranges. Commonly …

Horses are a conspicuous group of immigrant mammals from North America that arrived in
South America during the late Pliocene and no survived the megafaunal extinction …

Terrestrial sloths are some of the most emblematic mammals of the Cenozoic South
American fossil faunas. Among them, Mylodontidae constitutes a major clade of extinct …