The Buff-bellied Tanager occurs in north-western Peru, with a record from extreme south-eastern Ecuador. It feeds on small arthropods in dry highland scrub. The account says females are duller than males and juveniles resemble females.
It has a cinnamon-rufous crown, olive-gray upperparts and orange-buff underparts. Females are duller than males, and juveniles resemble females.
It lives in dry highland scrub and feeds on small arthropods, according to the species account.
An extinction-risk assessment has not been added yet.