SALAMANDRA 52(1) 48–52 30 April 2016 ISSNCorrespondence 0036–3375 Correspondence The clutch structure of Pleurodema tucumanum (Anura: Leptodactylidae) Daiana P. Ferraro1,2, María E. Pereyra2, Diego Baldo3 & Julián Faivovich2,4 1) Instituto Nacional de Limnología (INALI-CONICET), Paraje el Pozo S/Nº, S3000ACT, Santa Fe, Argentina 2) División Herpetología, Museo Argentino de Ciencias Naturales ‘‘Bernardino Rivadavia’’-CONICET, Ángel Gallardo 470, C1405DJR, Buenos Aires, Argentina 3) Laboratorio de Genética Evolutiva, Instituto de Biología Subtropical (CONICET-UNaM), Facultad de Ciencias Exactas Químicas y Naturales, Universidad Nacional de Misiones, Félix de Azara 1552, N3300LQF, Posadas, Argentina 4) Departamento de Biodiversidad y Biología Experimental, Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires, Buenos Aires, Argentina Corresponding author: Daiana ferraro, e-mail:
[email protected] Manuscript received: 28 August 2014 Accepted: 7 January 2015 by Edgar Lehr Anurans have a vast diversity of reproductive modes on water (Grant et al. 2006, Pyron & Wiens 2011, Faivo- (Salthe & Duellman 1973). Foam nests are a particularly vich et al. 2012). Interestingly, while the clade Physalaemus peculiar mode of oviposition and have evolved independ- + Engystomops + Edalorhina includes more than 50 foam- ently in several anuran lineages (see Faivovich et al. 2012 nesting species, its sister taxon, the genus Pleurodema, in- for summary and discussion). During amplexus, females cludes only 15 species with four known oviposition modes release ova and a proteinaceous fluid, while males release (Faivovich et al. 2012). sperm, and either one (female or male) or both parents Pleurodema tucumanum Parker, 1927 is a medium- employ a beating behaviour to trap air bubbles in the fluid sized frog that inhabits mainly the Chacoan region of Ar- (Heyer & Rand 1977).