Defua dephomys occurs in forests and plantations in West Africa and is active at night. It may also use trees, and eats mainly plant matter along with some insects.
The account describes grayish-brown to dark brown upperparts, an orange rump, and a black tail.
It is nocturnal and lives in forests and plantations. It may use trees, and its diet consists mostly of plant matter with some insects.
An extinction-risk assessment has not been added yet.