The Maranon Pigeon occurs in the upper Marañón Valley of the northern Andes. It feeds on plant seeds in woodland and along forest edges.
Its plumage is dull purplish gray, with gray wings and rump, a darker back and tail, and red eyes and eye-ring.
It is diurnal in woodland and semi-open habitats at 850–2,400 m, feeding mainly on seeds and foraging mostly in trees.
An extinction-risk assessment has not been added yet.