Chiropterotriton multidentatus (Taylor, 1939)

Class: Amphibia > Order: Caudata > Family: Plethodontidae > Subfamily: Hemidactyliinae > Genus: Chiropterotriton > Species: Chiropterotriton multidentatus

Oedipus multidentatus Taylor, 1939 "1938", Univ. Kansas Sci. Bull., 25: 289. Holotype: MCZ 14812, by original designation. Type locality: "Alvarez (km 53 on Potosi and Rio Verde R.R.), San Luis Potosí, Mexico, elevation 8,000 feet".

Bolitoglossa multidentataTaylor, 1940 "1939", Univ. Kansas Sci. Bull., 26: 407.

Chiropterotriton multidentataTaylor, 1944, Univ. Kansas Sci. Bull., 30: 216.

Chiropterotriton multidentatusRabb, 1958, Occas. Pap. Mus. Zool. Univ. Michigan, 587: 5.

English Names

Toothy Splayfoot Salamander (Liner, 1994, Herpetol. Circ., 23: 11; Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 30).

Toothy Salamander (Liner and Casas-Andreu, 2008, Herpetol. Circ., 38: 30).

Alvarez Giant Splayfoot Salamander (Raffaëlli, 2022, Salamanders & Newts of the World: 791).


Pine and pine-oak woodland of Queretaro, southeastern Hidalgo, Tlaxcala, south-central San Luis Potosí, and southwestern Tamaulipas, Mexico, 1070 to 2440 m elevation. 

Geographic Occurrence

Natural Resident: Mexico

Endemic: Mexico


Darda, 1994, Herpetologica, 50: 164-187, suggested that specimens from Hidalgo, referred previously to this binominal, are of an unnamed species. Raffaëlli, 2013, Urodeles du Monde, 2nd ed.: 291–292, provided a brief account, photograph, and map, as well as noting an unnamed species in the Parque Nacional El Chico, in Hidalgo, Mexico. 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: 568. Lemos-Espinal and Dixon, 2013, Amphibians and Reptiles of San Luis Potosí: 26, provided an account for San Luis Potosí, Mexico. Campbell, Streicher, Cox, and Brodie, 2014, S. Am. J. Herpetol.: 231, provided a useful table of updated comparative morphology of the species. See comments by Rovito and Parra-Olea, 2015, Zootaxa, 4048: 57–74. Lemos-Espinal and Dixon, 2016, Amph. Rept. Hidalgo: 336, provided a brief account and map for Hidalgo, Mexico. Raffaëlli, 2022, Salamanders & Newts of the World: 791–792, provided an account summarizing systematics, life history, population status, and distribution (including a polygon map). Tighe, 2022, Smithson. Contrib. Zool., 654: 41, briefly discussed the current location of paratypes. Tepos-Ramírez, Garduño-Fonseca, Peralta-Robles, García-Rubio, and Cervantes Jiménez, 2023, Check List, 19: 269–292, discussed the distribution and conservation status of the species in Queretaro, Mexico.   

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