Animalia > Chordata > Amphibia > Caudata > Plethodontidae > Thorius > Thorius narismagnus

Thorius narismagnus (San Martin pigmy salamander)

Wikipedia Abstract

Thorius narismagnus is a species of salamander in the family Plethodontidae. It is endemic to the San Martin Tuxtla volcano, in the Sierra de los Tuxtlas range in southern Veracruz state, Mexico. Its common name is San Martin pigmy salamander. Natural habitats of Thorius narismagnus are lowland and intermediate tropical forests. It occurs under rotten logs and among leaf-litter, and especially under fallen bromeliads.
View Wikipedia Record: Thorius narismagnus

Endangered Species

Status: Critically Endangered
View IUCN Record: Thorius narismagnus

EDGE Analysis

The San Martìn pigmy salamander is a fairly small species inhabiting lowland and intermediate tropical forest on the slopes of Volcán San Martìn. It has not been seen in the wild since the 1980s and is feared to be extinct, despite being recorded from two National Parks: Parque Nacional San Martìn and Parque Nacional Santa Marta In South Veracruz, Mexico. Subsistence agriculture, logging, and human settlement is threatening this species throughout its remaining range. It is also thought that this species my have been affected by a virulent disease, such as chytridiomycosis.
Uniqueness Scale: Similiar (0) 
 Unique (100)
Uniqueness & Vulnerability Scale: Similiar & Secure (0) 
 Unique & Vulnerable (100)
ED Score: 18.79
EDGE Score: 5.76
View EDGE Record: Thorius narismagnus


Adult Length [1]  1.472 inches (3.74 cm)
Litters / Year [1]  1

Protected Areas

Name IUCN Category Area acres Location Species Website Climate Land Use
Los Tuxtlas Biosphere Reserve 383315 Veracruz, Mexico    

Alliance for Zero Extinction (AZE) Sites

Name  Location   Map   Climate   Land Use 
Los Tuxtlas Mexico      

Biodiversity Hotspots

Name Location Endemic Species Website
Mesoamerica Belize, Costa Rica, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, Panama Yes

Range Map


External References



Attributes / relations provided by
1Oliveira, Brunno Freire; São-Pedro, Vinícius Avelar; Santos-Barrera, Georgina; Penone, Caterina; C. Costa, Gabriel. (2017) AmphiBIO, a global database for amphibian ecological traits. Sci. Data.
Protected Areas provided by Le Saout, S., Hoffmann, M., Shi, Y., Hughes, A., Bernard, C., Brooks, T.M., Bertzky, B., Butchart, S.H.M., Stuart, S.N., Badman, T. & Rodrigues, A.S.L. (2013) Protected areas and effective biodiversity conservation. Science, 342, 803–805
Biodiversity Hotspots provided by Critical Ecosystem Partnership Fund
AZE sites provided by Alliance for Zero Extinction (2010). 2010 AZE Update.
Abstract provided by DBpedia licensed under a Creative Commons License