This paper provides an overview of the contentious issue of global megafaunal extinctions in
the Late Quaternary. The main proposed causes are 'overkill', environmental change or a …

The term 'refugia'was originally used to describe the restricted full-glacial locations of
modern mid-and high-latitude taxa, especially trees and shrubs. We discuss the extension of …

The fish faunas of continental South and Central America constitute one of the greatest
concentrations of aquatic diversity on Earth, consisting of about 10 percent of all living …

The remarkable radiation of South American (SA) canids produced 10 extant species
distributed across diverse habitats, including disparate forms such as the short-legged …

Long sediment cores recovered from the deep portions of Lake Titicaca are used to
reconstruct the precipitation history of tropical South America for the past 25,000 years. Lake …

Amazon: Pollen Manual and Atlas Page 1 Page 2 Amazon Pollen Manual and Atlas Manual e
Atlas Palinológico da Amazônia Page 3 Page 4 Amazon Pollen Manual and Atlas Manual e …

Plants respond to Pleistocene climatic change as species, not as associations or biomes.
This has been demonstrated unequivocally by paleobotanical data for temperate latitudes …

The Amazon submarine fan is a large sediment apron situated offshore Pará (Brazil) and
represents the most distal extent of the Amazon River. The age of onset of this …

The only fully coupled land–atmosphere global climate model predicts a widespread
dieback of Amazonian forest cover through reduced precipitation. Although these …

The main hypotheses proposed to explain barrier formation separating populations and
causing the differentiation of species in Amazonia during the course of geological history are …