This species is known only from three mountain peaks: Chaglla, Maraypata, and Palma Pampa, in the Departamento Huánuco, Peru, at an altitude of 3,070-3,380m asl.
Habitat and Ecology
It is terrestrial and can be found in montane cloud forest and wet shrubland, and formerly in forested wet grassland close to the edge of forest. It breeds by direct development.
It is an uncommon species.
It is severely threatened by agricultural activities (especially potato cultivation).
The species is not known to be present in any protected areas, and there is an urgent need for improved habitat protection at sites at which this species is known to occur.
Javier Icochea, Edgar Lehr, César Aguilar Puntriano 2004. Phrynopus dagmarae. In: IUCN 2014