Copiula obsti is a species of frog in the family Microhylidae. It is endemic to the Wondiwoi Mountains in West Papua, Indonesian New Guinea. It is known mature forest at elevations of above sea level. It lives under leaf litter on the forest floor. It is potentially threatened by habitat loss caused by logging. References obsti Amphibians of Western New Guinea Endemic fauna of New Guinea Endemic fauna of Indonesia Amphibians described in 2002 Taxonomy articles created by Polbot