The Brown-capped Whitestart is an Andean bird with a rufous crown and yellow underparts. It ranges from Bolivia to northwestern Argentina.
It has a rufous crown, grey upperparts with an olive patch on the mantle, and yellow underparts. White crescents border the eye, and the outer tail feathers are white.
It gleans insects from shrubs and the lower to middle forest layers, often flicking its wings and tail. Southern populations move to lower elevations after breeding.
Adults have blackish bills and legs and dark brown eyes.
An extinction-risk assessment has not been added yet.