The lesser brocket is a small deer of dense subtropical vegetation in southeastern South America. Its coat is reddish brown, darker along the back; an Argentine account says it eats leaves, shoots, and fruit.
The Argentine account describes an intense reddish-brown coat, darker along the back, and a white underside of the tail. Males have short, unbranched antlers.
The Argentine account places it in dense subtropical forest and secondary vegetation. It feeds on leaves, shoots, grasses, and fruit; the account says its habits are poorly known.
An extinction-risk assessment has not been added yet.