▪ Abstract Herbivory first evolved in terrestrial mammals during the late Cretaceous,∼ 100
million years ago (Mya). Of the∼ 35 ordinal-level clades of extinct or extant eutherian …

Recently discovered deposits containing terrestrial mammal fossils, together with
multidisciplinary studies of classical sequences, have yielded dramatic insights into the …

Previous analyses of relations, divergence times, and diversification patterns among extant
mammalian families have relied on supertree methods and local molecular clocks. We …

Approximately one-third of the Earth's vegetative cover comprises savannas, grasslands,
and other grass-dominated ecosystems. Paleobotanical, paleofaunal, and stable carbon …

In the tradition of GG Simpson's classic work, Kenneth D. Rose's The Beginning of the Age of
Mammals analyzes the events that occurred directly before and after the mysterious KT …

The southern Andes between 33° and 45° S latitude are characterized by a series of
complex basins that spanned the contemporaneous active continental margin, which itself …

La escala de tiempo local sudamericana del Cenozoico continental está basada en la
secuencia estratigráfica portadora de abundantes mamíferos que aflora en la parte austral …

The Cretaceous terrestrial strata of the Neuquén Basin (northern Patagonia, Argentina) are
described together with their tetrapod records. Six local tetrapod assemblages are identified …

This study is undertaken in order to evaluate specific hypotheses of relationship among
extant and extinct sloths (Mammalia, Xenarthra, Tardigrada). Questions of particular interest …

The up to∼ 4 km high southern Patagonian Andes form a pronounced topographic barrier to
atmospheric circulation in the southern hemisphere westerlies, and cause one of the most …