The Stout-billed Cinclodes is a ground-dwelling bird of the high Andes. Its thick, down-curved bill and scaled pattern across the throat and upper chest are distinctive.
It is brown above, with a thick, down-curved bill, white eyebrow and throat, olive-buff underparts, a scaled throat and upper chest, and a rufous-buff wing band.
At a study site on Nevado del Ruiz (3,550–4,300 m), pairs dug nesting and roosting burrows into roadcuts, favoring soft, porous layers of old volcanic pumice.
An extinction-risk assessment has not been added yet.