Distribution. Lower Amazonian Brazil S in Atelidae

Distribution. Lower Amazonian Brazil S of the Rio Amazonas, from the right bank of the rios Tapajos and Juruena to the rios Xingu and Iriri; its distribution extends E of the Rio Xingu near its mouth to Gurupa I, and S at least as far as the left bank of the Rio Santa Helena (left bank tributary of the Rio Teles Pires in Mato Grosso State), and the Serra do Cachimbo in Para State.