The red-backed bearded saki has a black body, a reddish back, and a dense beard. It moves through the high forest canopy by day and eats hard fruits and seeds.
The body is black, with pale brown to reddish-orange fur on the back. The beard is thick, and the crown tufts differ between males and females.
It is active by day and travels high in the forest canopy while feeding. Its diet includes hard fruits and seeds.
An extinction-risk assessment has not been added yet.