The Dusky-capped Woodcreeper inhabits humid lowland forest in the southern Amazon. Its strongly streaked underside and canopy foraging are described in the species account.
It has a slender, pale bill that curves downward. The upperparts are rufous, while dense white streaks mark the underparts.
It forages in the canopy of humid lowland forest and older secondary growth, sometimes with mixed-species flocks.
An extinction-risk assessment has not been added yet.