A swiftlet found locally in the lower mountains of New Guinea, it has a grey-brown back and greyish underparts and roosts beneath rock overhangs beside mountain streams.
It is gray-brown above, lacks a pale rump, and is uniformly grayish below. Its head appears relatively large.
It roosts beneath rock overhangs beside mountain streams.
Each foot has four toes, and the lower legs are unfeathered.
An extinction-risk assessment has not been added yet.