The outstanding biodiversity of the Guiana Shield has raised many questions about its
origins and evolution. Frogs of the genera Adelastes, Otophryne and Synapturanus form an …

We describe a new species of nurse-frog (Aromobatidae, Allobates) from the Amazonian
forest of Loreto, Peru using morphological, acoustic and genetic data. Our phylogenetic …

(Spix, 1824). The new records of V. ritae in Amapá state, Brazil, extends the previously
known distribution about approximate 221 km (straight distance) east from the nearest …

Abstract Dendropsophus haraldschultzi (Bokermann, 1962) is a poorly know tree frog,
recorded from only a few localities along the Amazon River, with dispersed records …

We describe a new species of Chiasmocleis from the Amazonian forest of Peru. The new
species is characterized by its medium size (snout-to-vent length= 18.2-20.8 mm in females …

Con el fin de documentar la biodiversidad de anfibios y reptiles a lo largo de un transecto
altitudinal que cubrió el bosque andino, el piedemonte y las tierras bajas de la cordillera …

Este capítulo se ocupa de la herpetofauna encontrada en el área de ampliación del Parque
Nacional Natural Serranía de Chiribiquete (PNNSCH), ubicada en el borde norte del PNN …

Helicops leopardinus (Schlegel, 1837) is a waterskake species widepread in Cis-Andean
South America from the Guianas to northern Argentina. Among its congeners, it is unique in …