Phylogeny and species limits of Osornophryne.

September 25, 2012.

Diego Páez and Juan Guayasamín publish a phylogeny of the Andean toads of the genus Osornophryne. Based on detailed genetic and morphological evidence, the study confirms the current species designations. However, it reports that O. angel, O. bufoniformis and O. guacamayo require taxonomic…