This species is known from cloud forest in the vicinity of the type locality, "Pass der Carretera Central auf 1,650m NN [asl]", in the Cordillera Azul in Huanuco Department, Peru.
Habitat and Ecology
Its habitat is cloud forest, where the trees are generally spaced widely, separated by 2-3m, in tall shrubland. Wet depressions and small ravines are scattered throughout the area, with slightly taller (4-9m high) elfin forest. This species breeds by direct development.
Its population status is unknown.
There is no information about the threats to this species.
It might occur in Parque Nacional Cordillera Azul, but this requires confirmation.
Pristimantis nebulosus (Henle 1992) is a homonym, requiring renaming as P. caliginosus.
Lily Rodríguez, Jorge Luis Martinez, John Lynch, Jörn Köhler 2004. Pristimantis caliginosus. In: IUCN 2014