Isthmura Dubois and Raffaelli, 2012

Class: Amphibia > Order: Caudata > Family: Plethodontidae > Subfamily: Hemidactyliinae > Genus: Isthmura
7 species

Isthmura Dubois and Raffaëlli, 2012, Alytes, 28: 77–161. Type species: Spelerpes belli Gray, 1850, by original designation. Coined as a subgenus of Pseudoeurycea in the sense of excluding Ixalotriton.

IsthmuraRovito, Vázquez-Almazán, Papenfuss, Parra-Olea, and Wake, 2015, Zool. J. Linn. Soc., 175: 185, treatment as a genus. 

English Names

None noted. 


Montane Mexico from east-central Sonora and adjacent Chihuahua in the Sierra Madre Occidental and from southern Tamaulipas in the Sierra Madre Oriental south through Nayarit and Zacatecas to Tlaxcala, Hidalgo, west-central Veracruz, and the Sierra Madre del Sur of Guerrero and Oaxaca. 


Formerly the Pseudoeurycea bellii group, removed from that genus by Rovito, Parra-Olea, Recuero, and Wake, 2015, Zool. J. Linn. Soc., 175: 184, to preserve the monophyly of Pseudoeurycea. Bryson, Zarza, Grummer, Parra-Olea, Flores-Villela, Klicka, and McCormack, 2018, Mol. Phylogenet. Evol., 125: 75–84, provided a tree and discussed the phylogenomic diversification across the Mexican highlands. 

Contained taxa (7 sp.):

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