During the Pleistocene intense climatic changes occurred corresponding with the alternation
of interglacial and glacial periods. By means of stable isotope analysis on fossil mammals …

Abstract The Late Pleistocene-early Holocene faunal turnover in South America was
characterized by the extinction of all mammals with body mass> 300 kg and several smaller …

Loss of megafauna, an aspect of defaunation, can precipitate many ecological changes over
short time scales. We examine whether megafauna loss can also explain features of lasting …

Wind-blown dust from southern South America links the terrestrial, marine, atmospheric, and
biological components of Earth's climate system. The Pampas of central Argentina (~ 33° …

Los terrenos casi planos formados en el Mesozoico (251 a 145, 5 MA1) se fracturaron y los
bloques descendieron en respuesta a las fuerzas tectónicas provocadas por la apertura del …

The Pampas in the southern Neotropics is a vast region with vegetation composed mainly of
grasses, and it may be the least-studied ecosystem in southern South America. Contrary to …

The megafauna extinction in South America was one of the most profound events, with the
loss of 50 genera (~ 83%). Three orders disappeared (Notoungulata, Proboscidea …

With their odd cranial features, glyptodonts, closely related to extant armadillos, are a highly
diverse group of the South American megafauna. Doedicurus, Glyptodon, Panochthus, and …

The present work concerns xenarthrans from the collection of Santiago (Kaspar Jakob) Roth
(1850–1924) housed at the Palaeontological Institute and Museum of the University of …

Viviana BARREDA*, Luisa M. ANZÓTEGUI*, Aldo R. PRIETO*, Pablo ACEÑOLAZA, M.
Martha BIANCHI, Ana M. BORROMEI, Mariana BREA, Marta CACCAVARI, Graciela A …