Bolivia, Brazil, Colombia, Ecuador, Peru, Venezuela.
Lowlands of south-eastern Colombia (from western Caquetá and Vaupés) south to eastern Ecuador, eastern Peru and Bolivia (western Santa Cruz), east to southern Venezuela (Amazonas and western half of Bolívar) and western Brazil (east to approximately R Negro, south-central and west-central Pará and northern half of Mato Grosso).
 
Rarity Status
Currently this species is not classified as a rarity in this country OR information has not been updated.
Population
Estimated population is unknown (2010).
Yellow-bellied Dacnis (Dacnis flaviventer) [XC108030]
by Tayler Brooks from Cristalino Jungle Lodge, MT, Brazil (call)
Yellow-bellied Dacnis (Dacnis flaviventer) [XC242529]
by Jonas Nilsson from Orellana: 'Maxus' road km 37 (27 km SSE Pompeya), Ecuador (call)
Subspecies
This genus and Cyanerpes were previously regarded as members of a separate family, Coerebidae, but later placed in present family on basis of similarities in skull anatomy; molecular phylogenies indicate that the two genera are sisters and form a monophyletic group with Tersina.