Marsupials and their fossil relatives, which collectively comprise Metatheria, have been of scientific interest for centuries, with many aspects of their evolution and systematics subject …
An appraisal of Paleogene floral and land mammal faunal dynamics in South America suggests that both biotic elements responded at rate and extent generally comparable to …
Recent studies show Xenarthra to be even more isolated systematically from other placental mammals than traditionally thought. The group not only represents 1 of 4 primary placental …
A new Ar/Ar date on the Las Flores Tuff (Río Chico Group, Las Flores Fm., central Patagonia, Argentina) yielded an age of 49.512±0.019 Ma. This tuff, which stratigraphically overlies the …
Metatherians, which comprise marsupials and their closest fossil relatives, were one of the most dominant clades of mammals during the Cretaceous and are the most diverse clade of …
The view that Antarctica and South America were connected by a long causeway between the West Antarctica (WANT) and southern South America in the Late Cretaceous through the …
Abstract The Itaboraí Basin, located in Itaboraí, Rio de Janeiro, Brazil, has preserved one of the most important early Eocene vertebrate assemblages of the Southern Hemisphere …
We present an update of our time-calibrated supertree of extant and extinct lissamphibians (Marjanović D, Laurin M. 2007. Fossils, molecules, divergence times, and the origin of …
RMD Beck - Journal of Mammalian Evolution, 2017 - Springer
The skull of the polydolopimorphian marsupialiform Epidolops ameghinoi is described in detail for the first time, based on a single well-preserved cranium and associated left and …