This species is distributed on the Caribbean slopes of northern Chiapas, Mexico, where it is known from along the small, upper tributaries that drain into the Río Grijalva and the Río Usumacinta (Campbell and Savage 2000). It has been recorded at altitudes of 400-1,700m asl. It might occur more widely.
Habitat and Ecology
It inhabits premontane wet forest and lower montane wet forest, where individuals have been found by day under rocks by a mountain stream. It is presumed to breed by direct development.
The population status of this species is not known.
The threats to this species are not known, although it is likely to be impacted by forest loss due to smallholder farming and logging.
It is not known if this species occurs in any protected areas.
Georgina Santos-Barrera 2004. Craugastor pelorus. In: IUCN 2014