Epiphthora niphaula is a moth of the Gelechiidae family. It was described by Meyrick in 1904. It is found in Australia, where it has been recorded from Tasmania. The wingspan is about 9 mm. The forewings are brownish-ochreous mixed with white and with a moderately broad silvery-white costal streak from the base to the apex. There is a cloudy undefined white streak along the submedian fold from the base to the tornus. The hindwings are grey-whitish.