Melanophryniscus klappenbachi Prigioni and Langone, 2000

Class: Amphibia > Order: Anura > Family: Bufonidae > Genus: Melanophryniscus > Species: Melanophryniscus klappenbachi

Melanophryniscus klappenbachi Prigioni and Langone, 2000, Comun. Zool. Mus. Hist. Nat. Montevideo, 12: 2. Holotype: MNHM 1496, by original designation. Type locality: "Arroyo Palometa, Ruta Nacional No. 1, Provincia del Chaco, República Argentina"; corrected to "Arroyo Palometa, Ruta Nacional No. 11 (27° 43′ 02.2″ S, 59° 13′ 57.9″ W, 65 msnm), Dto. San Fernando, Provincia del Chaco, República Argentina" by Baldo, 2001, Cuad. Herpetol., 15: 141.

English Names

Klappenbach's Red-bellied Frog (Amaral, Landgref, Souza, and Uetanabaro, 2012, Herpetol. Rev., 43: 97).


Known from the provinces of Chaco, Formosa, and northern Santa Fe and Santiago del Estero in Argentina, the departments of Alto Paraguay, Ñeembucú, and Presidente Hayes in Paraguay; likely in adjacent Bolivia; Municipality of Porto Murtinho, Mato Grosso do Sul, Brazil.

Geographic Occurrence

Natural Resident: Argentina, Brazil, Paraguay

Likely/Controversially Present: Bolivia


In the Melanophryniscus stelzneri group according to the original publication and Cruz and Caramaschi, 2003, Bol. Mus. Nac., Rio de Janeiro, N.S., Zool., 500: 1-11. Brusquetti and Lavilla, 2006, Cuad. Herpetol., 20: 20, briefly discussed the range in Paraguay. Céspedez and Motte, 2007, FACENA, 23: 31-42, mapped the distribution in Paraguay. Amaral, Landgref, Souza, and Uetanabaro, 2012, Herpetol. Rev., 43: 98, provided a record for Mato Grosso do Sul, Brazil, and commented on the range. Weiler, Núñez, Airaldi, Lavilla, Peris, and Baldo, 2013, Anf. Paraguay: 35, provided a brief account, image, and dot map for Paraguay. Kurth, Hörnes, Esser, and Rödder, 2013, Zootaxa, 3626:597-600, reported on the acoustic repertoire. Zank, Becker, Abadie, Baldo, and Maneyro, 2014, PLoS One, E 9(4: e94625): 1–11, provided modeled distribution maps for the species under climate change. Duré, Gonzáles, and Gómez, 2024, Zootaxa, 5397: 598–600, reported on the advertisement call from the Department of Primero de Mayo, in the Province of Chaco (27°6’5.41”S, 59°2’31.86”W), Argentina. 

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