This antbird occurs in southern Amazonia and along the eastern Andean slope. It forages in the understory of floodplain forest and mature second growth.
Males are gray with a black throat and white forehead and eyebrow; males of subspecies koenigorum have an entirely white crown. The iris is dark. Females have olive upperparts with brownish wingbars, a rufous eyebrow, a black eye-mask, and white underparts.
It forages in the understory of floodplain forest and mature second growth. The account records it up to about 1,400 m on the eastern Andean slope.
An extinction-risk assessment has not been added yet.