In Argentina, Batrachochytrium dendrobatidis (Bd) is known from Buenos Aires, Córdoba, Misiones, Neuquén, San Luis, Salta, and Tucumán provinces (Arellano et al. 2009; Barrionuevo and Mangione 2006; Fox et al. 2006; Ghirardi et al. 2009; Gutierrez et al. 2010; Herrera et al. 2005). We provide the first record of Bd infection in a population of the pond-breeding anuran Physalae-mus fernandezae, from Punta Lara Natural Reserve (34.8033 ̊S, 58.0099 ̊W), Ensenada, Buenos Aires province, Argentina.Centro de Investigaciones del Medioambiente