Bufo tacanensis Smith, 1952, Copeia, 1952: 176. Holotype: UMMZ 88359, by original designation. Type locality: "at 1500 meters on Volcán de Tacaná, Unión Juárez, Chiapas, México".
Cranopsis tacanensis — Frost, 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 tacanensis — Frost, Grant, and Mendelson, 2006, Copeia, 2006: 558. by implication.
Incilius tacanensis — Frost, Mendelson, and Pramuk, 2009, Copeia, 2009: 418-419. By implication.
Volcan Tacana Toad (Liner, 1994, Herpetol. Circ., 23: 18; Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 43; Liner and Casas-Andreu, 2008, Herpetol. Circ., 38: 18).
Intermediate elevations along the Pacific versant of extreme eastern Chiapas (Mexico) and western Guatemala.
See photograph, map, description of geographic range and habitat, and conservation status (as Bufo tacanensis) in Stuart, Hoffmann, Chanson, Cox, Berridge, Ramani, and Young, 2008, Threatened Amph. World: 192. Mendelson, Mulcahy, Williams, and Sites, 2011, Zootaxa, 3138: 1-34, suggested that Incilius tacanensis is a members in an unnamed monophyletic group (the name Incilius alvarius group is availabe-DRF) that includes Incilius alvarius, Incilius occidentalis, Incilius mccoyi, and Incilius tacanensis.
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