This species is known only from the type locality, Mount Kerewa, in Papua New Guinea, at 3,340m asl. It probably occurs on other mountains nearby.
Habitat and Ecology
The type locality is within montane rainforest, where (like other species in the genus) this species presumably breeds by direct development.
The population status of this species is unknown, and there have been no records of it since it was first described.
It is possibly threatened by fires lit by local people as part of their shifting agricultural practices.
The type locality is not within a protected area.
Red List Status
Data Deficient (DD)
Listed as Data Deficient in view of the absence of recent information on its extent of occurrence, status and ecological requirements.
Stephen Richards, Richard Zweifel 2004. Callulops glandulosus. The IUCN Red List of Threatened Species 2004: e.T57736A11678844. http://dx.doi.org/10.2305/IUCN.UK.2004.RLTS.T57736A11678844.en .Downloaded on 20 January 2019