Extreme eastern Colombia (eastern Vichada, eastern Guainía, eastern Vaupés), southern and eastern Venezuela (Amazonas, Bolívar, Delta Amacuro), the Guianas, and locally in Amazonian and southern Brazil (mainly upper R Negro area, also Amapá and, south of Amazon, along drainages of rivers Madeira, Tapajós, Xingú and Tocantins, also isolated records from south-eastern Bahia, and from upper R Paraná in southern Goiás); also on Brazil-Argentina border (Iguaí§u Falls).
 
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).