The White-bridled Finch forages on the ground in the grasslands of Magallanes and has conspicuous yellow wings.
The head and back are grey, with a black face bordered by white. The breast and belly are yellow, and the wings and tail have a yellow tint.
It walks on steppe ground and feeds on seeds and other food found there.
The bill is short and horn-coloured, and the legs are black, long and slender.
An extinction-risk assessment has not been added yet.