Alvarez del Toro's hidden salamander

Álvarez del Toro's hidden salamander (Cryptotriton alvarezdeltoroi), also known as Álvarez del Toro's salamander is a species of salamander in the family Plethodontidae. It is endemic to Mexico where it is known from its type locality near Jitotol as well as a nearby site on the Mexican Plateau in the state of Chiapas.

Etymology
The specific name, alvarezdeltoroi, is in honor of Mexican herpetologist Miguel Álvarez del Toro.

Description
The holotype of Nototriton alvarezdeltoroi (an adult male) measure 26.6 mm in snout–vent length and has a 32.1 mm long tail. The dorsum and tail are a reddish brown with an irregular, obscure dorsal stripe. The limbs are orange. The snout is blunt with forward-pointing nostrils.

Habitat
Its natural habitat is very moist cloud forest at elevations of 1200 - 1550 m asl. It has also been found at roadsides.

Conservation status
This rare species is only known from very few specimens. It is threatened by habitat loss caused by expanding agriculture and human settlements as well as logging.