This antwren occurs in South America, including cerrado scrub. Males have black breast and belly areas bordered by white, while females have dark streaks on the white throat and breast.
Males have rufous-brown upperparts and throat, with black breast and mid-belly bordered by white. Females have white underparts with dark streaks on the throat and breast.
It uses cerrado and other dry scrub, feeding on insects; spiders are also considered likely prey.
An extinction-risk assessment has not been added yet.