Melanophryniscus devincenzii Klappenbach, 1968

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

Melanophryniscus devincenzii Klappenbach, 1968, Comun. Zool. Mus. Hist. Nat. Montevideo, 9: 7. Holotype: MHNM 1675, by original designation. Type locality: "La Palma, Rubio Chico, próximo a Subida de Pena, Cuchilla Negra, departamento de Rivera, República del Uruguay".

English Names

Rivera Redbelly Toad (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 44).


Departments of Rivera and Tacuarembó, northeastern Uruguay; Misiones and Corrientes provinces, northern Argentina; and the Municipality of Sertão, Rio Grande do Sul, Brazil; to Guairá and Itapúa departments, south-central Paraguay.

Geographic Occurrence

Natural Resident: Argentina, Brazil, Paraguay, Uruguay


In the Melanophryniscus tumifrons group of Cruz and Caramaschi, 2003, Bol. Mus. Nac., Rio de Janeiro, N.S., Zool., 500: 1-11. See Braun, 1973, Iheringia, Zool., 44: 3-13, for discussion. Baldo and Krauczuk, 1999, Cuad. Herpetol., 13: 101, provided the record for Argentina. Langone, 1995 "1994", Mus. Damaso Antonio Larrañaga, Ser. Divulg. 5: 34-35, and Achaval and Olmos, 2003, Anf. Rept. Uruguay, ed. 2: 15, provided for the Uruguayan population a brief account. Zanella, Busin, Giusti, Leonardo, and Oliveira, 2007, Check List, 3: 104, provided the first record for Brazil. Brusquetti and Lavilla, 2006, Cuad. Herpetol., 20: 27, suggested that this species likely occurs in adjacent Paraguay. Maneyro and Kwet, 2008, Stuttgart. Beit. Naturkd., Ser. A, Neue Ser., 1: 95-121, suggested that the Argentinian population might represent an unnamed species. See photograph, map, description of geographic range and habitat, and conservation status in Stuart, Hoffmann, Chanson, Cox, Berridge, Ramani, and Young, 2008, Threatened Amph. World: 195. Airaldi, Baldo, and Lavilla, 2009, Check List, 5: 377-379, provided the first record for Paraguay and provided a range map for the species. Boeris, Ferro, Krauczuk, and Baldo, 2010, Check List, 6: 395-396, provided a record for Corrientes Province, Argentina. Núñez, 2011, Herpetol. Rev., 42: 107, provided a record for Itapúa Department, Paraguay. Weiler, Núñez, Airaldi, Lavilla, Peris, and Baldo, 2013, Anf. Paraguay: 33, provided a brief account, image, and dot map for Paraguay. 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. See account by Maneyro, Langone, and Carreira, 2019, in Maneyro, Langone, and Carreira (eds.), Libro Rojo Anf. Rept. Uruguay: 35–39, for Uruguay.  

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