Estimating divergence times on phylogenies is critical in paleontological and neontological
studies. Chronostratigraphically-constrained fossils are the only direct evidence of absolute …

Plethodontid salamanders have become model organisms for studying many fundamental
questions in evolutionary biology, ecology, and behavior. Dozens of studies focused on …

Many questions in evolutionary biology require the quantification and comparison of rates of
phenotypic evolution. Recently, phylogenetic comparative methods have been developed …

The transition from aquatic to terrestrial eggs is a key evolutionary change that has allowed
vertebrates to successfully colonize and exploit the land. Although most amphibians retain …

Resolving the phylogeny of treeshrews (Order Scandentia) has historically proven difficult, in
large part because of access to specimens and samples from critical taxa. We used …

Aim To evaluate the role of historical processes in the evolution of Sclerurus leaftossers by
integrating phylogenetic and phylogeographical approaches. Location Humid forests of the …

The extinct Gomphotheriidae is the only proboscidean family that colonized South America.
The phylogenetic position of the endemic taxa has been through several revisions using …

Glossotherium phoenesis sp. nov. from the late Pleistocene of intertropical Brazil is
described and compared with Glossotherium robustum and Glossotherium tropicorum …

Aim Reconstruction of the historical biogeography of the Limacoidea sensu lato (including
the Staffordiidae, Dyakiidae, Gastrodontoidea, Parmacelloidea, Zonitidae, Helicarionoidea …

The Mexican transition zone (MTZ) is the complex area where the Neotropical and Nearctic
biotas overlap, including south-western United States, Mexico and a large part of Central …