Abstract
Proceratophrys renalis (Fig. 1A) was recently revalidated (Prado & Pombal 2008). This frog species comprises a population previously recognized as P. boiei. It occurs in Atlantic forest from Paraiba to south of Bahia State, and in the interior of Brazil, close to transitions between Cerrado and Caatinga biomes, including Jequitinhonha river basin in Minas Gerais State (Prado & Pombal 2008). Anuran advertisement calls are species-specific, and bioacoustic analyses constitute an important character for species delimitation (Duellman & Trueb 1986).