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Grenat, P.R. and Martino, L. 2013. The release call as a diagnostic character between cryptic related species Odontophrynus cordobae and O. americanus (Anura: Cycloramphidae). Zootaxa. 3635, 5 (Apr. 2013), 583–586. DOI:https://doi.org/10.11646/zootaxa.3635.5.8.