Dichomeris fusca is a moth in the Gelechiidae family. It was described by Park and Hodges in 1995. It is found in Taiwan. The length of the forewings is about 10.5 mm. The forewings are pale yellowish orange with a few brown scales and a greyish brown fascia along the margin and a well-developed brown spot beneath the cell and another small brown spot at the end of the cell, as well as a broad greyish-brown fascia on the termen. The hindwings are rather pale grey.