This warbler is restricted to Colombia’s Sierra Nevada de Santa Marta. It searches for insects in the lower vegetation of humid mountain forest.
It is about 13.5 cm long. The back is olive, the head gray, with a yellow crown stripe and a white area in front of the eye.
It eats insects in the understorey and at edges of humid montane forest. It occurs in pairs or small groups and may join mixed-species flocks. Nests have been recorded on the ground or among roots.
An extinction-risk assessment has not been added yet.