This species is known from French Guiana, central Guyana, from Manaus, Amazonas state, east and north of Pará state, Brazil, and then into the department of Guainia, Colombia. It has been recorded up to 100m asl.
Habitat and Ecology
It inhabits lowland tropical rainforest. It lays its eggs in bromeliads, where the larvae also develop. It has oophagous tadpoles.
It is not numerous, but it is a common species. In the Mabura Hill Forest Reserve in Guyana, however, it is the most commonly encountered anuran species (Ernst et al., 2005).
There are no known significant threats to this species.
Several protected areas occur within the range of this species.
Claudia Azevedo-Ramos 2010. Osteocephalus oophagus. In: IUCN 2014