The Santa Marta tapaculo is long. The male's head and back are medium gray and the throat and breast a paler gray. It has a white patchon the crown of the head. Its rump is tawny with black bars and the flanks and crissum are rusty, also with black bars. The female's upper parts have a brown wash and is paler than the male below. The white crown patch is small or absent. The juvenile has heavy bars and scaling.
The Santa Marta tapaculo is terrestrial like most tapaculos, but no further information about its diet or foraging habits has been reported. The only information about its breedingphenology is that a juvenile was collected in July. Its song is a rapid trill up to 15 seconds long . Its call is a repeated sharp squeak .
Status
The IUCN has assessed the Santa Marta tapaculo as being near threatened. Though it has a relatively restricted range and the population number has not been determined, both are believed to be large enough to warrant that rating.