This species is known with certainty only from Mount Dayman, at around 1,400m asl, in Papua New Guinea. Other populations have been referred to this species from the vicinity of Wau and westwards in Papua New Guinea, but these belong to an undescribed species.
Habitat and Ecology
This species inhabits low vegetation in tropical rainforests, and breeds by direct development.
There is no information available on the population status of this species, since there have been no recent records.
There is no information available on threats to this species.
It is not known from any protected areas.
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. Cophixalus cryptotympanum. The IUCN Red List of Threatened Species 2004: e.T57776A11682658. http://dx.doi.org/10.2305/IUCN.UK.2004.RLTS.T57776A11682658.en .Downloaded on 19 January 2019