Aroga xyloglypta is a moth of the Gelechiidae family. It is found in North America, where it has been recorded from California. The wingspan is about 15 mm. The forewings are brown, with some scattered grey and black scales. The costa is irregularly suffused with blackish-grey from the base to two-thirds, as well as some greyish suffusion in the disc from the base to the end of the cell, and an oblique fasciate blotch of dark grey suffusion from the costa at one-fourth running into this. The discal stigmata are blackish, the plical obsolete. There is a transverse shade of brown ground colour at three-fourth undefined anteriorly but with the posterior edge angularly projecting in the middle, and the apical area beyond it suffused grey. The hindwings are grey.