Filatima occidua is a moth of the Gelechiidae family. It is found in North America, where it has been recorded from Washington and California. The length of the forewings is 5.5-6.2 mm. The forewings are dark grey, yellowish-brown tipped scales on the basal one-fifth, dark-grey tipped scales from one-fifth to four-fifths and dark-brown tipped scales at the apex, a brown spot at three-fifths of the cell and a dark-brown blotch at the end of the cell. The larvae on Lupinus sericeus var. sericeus and Lupinus ornatus.