Ceratophrys ornata (Bell, 1843)

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

Uperodon ornatum Bell, 1843, Zool. Voyage Beagle, Part 5: 50. Syntypes: Not designated; according to museum records, BMNH 1947.2.17.30–31 (formerly and Type locality: "Buenos Ayres", Argentina.

Trigonophrys rugiceps Hallowell, 1857 "1856", Proc. Acad. Nat. Sci. Philadelphia, 8: 298. Syntypes: Not designated; ANSP 2283–89, according to Malnate, 1971, Proc. Acad. Nat. Sci. Philadelphia, 123: 352. Type locality: "river Parana". Synonymy by Günther, 1859 "1858", Cat. Batr. Sal. Coll. Brit. Mus.: 25.

Ceratophrys ornataGünther, 1859 "1858", Cat. Batr. Sal. Coll. Brit. Mus.: 25.

Ceratophrys ensenadensis Rusconi, 1932 "1931", Semana Medica, 38: 2046. Nomen nudum.

Ceratophrys ensenadensis Rusconi, 1932, An. Soc. Cient. Argentina, 113: 146. Holotype: Originally in private collection of Federico Hennig (480), incomplete articulated skull; not located by Sanchíz, 1998, Handb. Palaeoherpetol., 4: 115. Type locality: "Olivos[, ] provincia de Buenos Aires", Argentina [Middle Pleistocene fossil]. Synonymy by Báez and Brandoni de Gasparini, 1977, Acta Geol. Lilloana, 14: 175.

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

English Names

Ornate Horned Frog (Ananjeva, Borkin, Darevsky, and Orlov, 1988, Dict. Amph. Rept. Five Languages: 78; Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 71).

Bell's Ceratophrys (Ananjeva, Borkin, Darevsky, and Orlov, 1988, Dict. Amph. Rept. Five Languages: 78).

Argentina Horned Frog (Ananjeva, Borkin, Darevsky, and Orlov, 1988, Dict. Amph. Rept. Five Languages: 78).


Pampean region of Argentina (Buenos Aires, Cordoba, Entre Ríos, La Pampa, Mendoza, and Santa Fe provinces), Uruguay (coastal regions of departments of Rocha and San José), and coastal region of southern Río Grande do Sul, Brazil, 0–500 m elevation.

Geographic Occurrence

Natural Resident: Argentina, Brazil, Paraguay, Uruguay


See comment under Ceratophrys cranwelli. See Klappenbach and Langone, 1992, An. Mus. Nac. Hist. Nat. Montevideo, Ser. 2, 8: 177–178, for complete synonymy. See account by Cochran, 1955 "1954", Bull. U.S. Natl. Mus., 206: 230–232. Achaval and Olmos, 2003, Anf. Rept. Uruguay, ed. 2: 19, provided for the Uruguayan population a brief account and photograph. Brusquetti and Lavilla, 2006, Cuad. Herpetol., 20: 23, suggested that reports of this species for Paraguay are based on specimens of Ceratophrys cranwelli. See statement of geographic range, habitat, and conservation status in Stuart, Hoffmann, Chanson, Cox, Berridge, Ramani, and Young, 2008, Threatened Amph. World: 618. 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 cranwelliSalas, Zavattieri, di Tada, Martino, and Bridarolli, 1998, Cuad. Herpetol., 12: 37–48, discussed the call. See account by Maneyro, Langone, and Carreira, 2019, in Maneyro, Langone, and Carreira (eds.), Libro Rojo Anf. Rept. Uruguay: 81–86, for Uruguay.  

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