This species is known only from the type locality, 10.8 km west of Huancapallac at 2,950 m asl, in the eastern part of the Cordillera Central, Province of Huánuco, Region of Huánuco, Peru (Lehr 2007).
Habitat and Ecology
Nothing is known about the species' natural history. It is presumed to breed by direct development.
The species is known only from seven specimens which comprise the type series, collected in 1969. No new surveys have been conducted in the type locality or surrounding area (von May et al. 2008, E. Lehr pers. comm. March 2013).
Phrynopus kotosh can be distinguished from other similar species by a combination of morphological features (Lehr, 2007).
IUCN SSC Amphibian Specialist Group 2013. Phrynopus kotosh. In: IUCN 2014