Ceratophrys cranwelli Barrio, 1980

Class: Amphibia > Order: Anura > Family: Ceratophryidae > Genus: Ceratophrys > Species: Ceratophrys cranwelli

Ceratophrys cranwelli Barrio, 1980, Physis, Buenos Aires, 39: 22. Holotype: CHINM 7195, by original designation; now in MACN. Type locality: "Gramilla, Santiago del Estero", Argentina.

Ceratophrys (Ceratophrys) cranwelliLynch, 1982, Syst. Zool., 31: 166–179.

English Names

Cranwell's Horned Frog (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 71).

Argentina Horned Frog (Trade name).


Chacoan region of Argentina, Bolivia, Brazil, and western Paraguay.

Geographic Occurrence

Natural Resident: Argentina, Bolivia, Brazil


Formerly considered a synonym of Ceratophrys ornata, with which it is parapatric. Cei, 1987, Monit. Zool. Ital., N.S., Suppl., 21: 220–222, discussed this taxon in comparison with Ceratophrys ornata, with which it had been synonymized. Vera Candioti, 2005, Acta Zool., Stockholm, 86: 1–11, reported on larval morphology. Brusquetti and Lavilla, 2006, Cuad. Herpetol., 20: 15, briefly discussed the range in Paraguay. Vera Candioti, 2007, Zootaxa, 1600: 1–175, reported on detailed larval morphology. Valetti, Salas, and Martino, 2013, Rev. Biol. Tropical, 61: 273–280, reported on bioacoustics.  Faivovich, Nicoli, Blotto, Pereyra, Baldo, Barrionuevo, Fabrezi, Wild, and Haddad, 2014, S. Am. J. Herpetol., 9: 207–227, suggested that this species is the sister taxon of Ceratophrys ornataWeiler, Núñez, Airaldi, Lavilla, Peris, and Baldo, 2013, Anf. Paraguay: 48, provided a brief account, image, and dot map for Paraguay. Salas, Zavattieri, di Tada, Martino, and Bridarolli, 1998, Cuad. Herpetol., 12: 37–48, discussed the call. The advertisement call was described in the original publication. 

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