Incilius canaliferus (Cope, 1877)

Class: Amphibia > Order: Anura > Family: Bufonidae > Genus: Incilius > Species: Incilius canaliferus

Bufo canaliferus Cope, 1877, Proc. Am. Philos. Soc., 17: 85. Syntypes: USNM 30315-24according to Kellogg, 1932, Bull. U.S. Natl. Mus., 160: 40, and Cochran, 1961, Bull. U.S. Natl. Mus., 220: 32 (although only one specimen noted in original description—DRF). Type locality: "West Tehuantepec", Oaxaca, Mexico; restricted by Smith and Taylor, 1950, Univ. Kansas Sci. Bull., 33: 339, to "Tapanatepec", Oaxaca, Mexico.

Cranopsis canaliferaFrost, Grant, Faivovich, Bain, Haas, Haddad, de Sá, Channing, Wilkinson, Donnellan, Raxworthy, Campbell, Blotto, Moler, Drewes, Nussbaum, Lynch, Green, and Wheeler, 2006, Bull. Am. Mus. Nat. Hist., 297: 364.

Ollotis canaliferaFrost, Grant, and Mendelson, 2006, Copeia, 2006: 558, by implication.

Incilius canaliferusFrost, Mendelson, and Pramuk, 2009, Copeia, 2009: 418–419, by implication.

English Names

Dwarf Toad (Liner, 1994, Herpetol. Circ., 23: 16; Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 41; Liner and Casas-Andreu, 2008, Herpetol. Circ., 38: 18).


Isolated populations along the Pacific slopes of Oaxaca and Chiapas, Mexico, through Guatemala to El Salvador, 300 to 1200 m elevation.


In the former Bufo canaliferus group of Martin, 1972, in Blair (ed.), Evol. Genus Bufo: 49. See account by Porter, 1964 "1963", Herpetologica, 19: 229–247. Köhler, Vesely, and Greenbaum, 2005 "2006", Amph. Rept. El Salvador: 25-27, provided an account (as Bufo canaliferus, and for El Salvador) and a color photograph. Mendelson, Mulcahy, Williams, and Sites, 2011, Zootaxa, 3138: 1–34, suggested that Incilius canaliferus is a members in an unnamed monophyletic group (the name Incilius marmoreus group is availabe-DRF) that includes Incilius canaliferus, Incilius marmoreus, and Incilius perplexusOliver-López, Woolrich-Piña, and Lemos-Espinal, 2009, Fam. Bufonidae Mex.: 61–64, provided an account (as Ollotis canalifera). Köhler, 2011, Amph. Cent. Am.: 104–115, compared this species to others in Central America ad provided a range map and photograph.

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