The Reclusive Ring-tailed Possum is recorded in montane forest in western New Guinea. Descriptions note short hairs near the ear tips and dark gray underfur.
Compared with the similar D'Albertis's ring-tailed possum, it is described as having longer, softer fur, short hairs near the ear tips, and darker gray underfur.
In western New Guinea's Arfak Mountains, it has been recorded in remote primary forest at high elevations. The source reports no information about its movements or social life.
An extinction-risk assessment has not been added yet.