Dichomeris peristylis is a moth in the family Gelechiidae. It was described by Edward Meyrick in 1904. It is found in Australia, where it has been recorded from Queensland and Western Australia.[1]
The wingspan is about . The forewings are whitish suffused with grey and with fuscous dots, one on the fold at one-fourth, the first discal about the middle, the second at three-fourths and the plical before the first discal. There is an interrupted blackish line around the apex and termen. The hindwings are pale grey.[2]