Abstract: A wall shelf system having a shelf bracket comprising a rear end for fastening to a wall rail, a front end, and at least one first side wall, and having a guide rail for a shelf element that can be pulled out and comprising a rear end, a front end, and a side wall. Coupling features are provided at the shelf bracket and at the guide rail that correspond to one another and that enable the guide rail to be releasably fastened to the shelf bracket.