A phylogenetic analysis of sequences from 503 species of hylid frogs and four outgroup taxa
resulted in 16,128 aligned sites of 19 genes. The molecular data were subjected to a …

The non-monophyly of both the genus Myersiohyla and the Boana punctata group has been
recovered in a number of published phylogenetic analyses. In this paper we report on the …

Centrolenidae is a Neotropical family widely distributed in Central and South America, with
its species richness concentrated in the tropical Andes. Several taxonomic problems have …

Scinax is the most species-rich genus of Neotropical treefrogs, with 129 currently recognized
species divided between two major clades, the S. catharinae and S. ruber clades. The S …

Pristimantis is the most diverse genus of tetrapods comprising 532 described species. It
contains a large number of morphologically cryptic species that are being discovered with …

The nuptial pad is a secondary sexual character found in anuran amphibians. It includes
modified epidermal and dermal tissues and is usually located on the first digit of the hand of …

The two species of the Bokermannohyla claresignata species group (Anura: Hylidae) have
not been collected for the last four decades. It is the only species group of the hyline tribe …

We describe a new frog, Pristimantis mutabilis sp. nov., from the Andes of Ecuador.
Individuals of the new species are remarkable for their ability to change skin texture from …

Knowledge of tadpole morphology and natural history is essential to understand and protect
anuran diversity. We provide a regional taxonomic catalog of the tadpoles that occur in the …

Amphibian populations are declining due to a myriad of abiotic and biotic factors, including
invasive species and pathogens. In temperate freshwater ecosystems, for example …