We review geological evidence on the origin of the modern transcontinental Amazon River,
and the paleogeographic history of riverine connections among the principal sedimentary …

▪ Abstract Track and cladistic biogeographic analyses based on insect taxa are used as a
framework to interpret patterns of the Latin American and Caribbean entomofauna by …

Today, 93 percent of freshwater drainage off South America runs into the Atlantic. South
America's drainage pattern was shaped by its persistent Guyana and Brazilian continental …

Background Amphibians are rapidly vanishing. At the same time, it is most likely that the
number of amphibian species is highly underestimated. Recent DNA barcoding work has …

On the basis of paleontological content (vertebrates and palynology) and facies analysis
from river banks, road cuts, and three wells, we have assigned the uppermost levels of the …

We describe the nonvolant mammal fauna of the Rio Juruá of the western Amazon of Brazil,
based on collections made during a year-long survey of the river. We, along with our …

There is a considerable controversy about whether western Amazonia was ever covered by
marine waters during the Miocene [23 to 5 Ma (million years ago)]. We investigated the …

This report is the second and concluding part of our monographic treatment of the mammal
fauna of Paracou, a rainforested locality in the coastal lowlands of northern French Guiana …

The main hypotheses proposed to explain barrier formation separating populations and
causing the differentiation of vertebrate species in Amazonia are based on different (mostly …

The Amazon is a giant piece of" amphibian" land which is the result of complex geological
and evolutionary processes. The number of living beings in such a land is difficult to …