This family contains more than 150 species of small moths with a wingspan of around 1 cm. The larvae are leafminers, borers, tipminers or leaftiers and several species are considered to be pests of various types of trees. For example the larvae of the apple fruit moth, Argyresthia conjugella, bore into developing apple fruits and also attack mountain-ash (Sorbus). Some authors regard this family as a subfamily (Argyresthiinae) under the Yponomeutidae.
The following genera and species are currently entered in the system: