Stegommata sulfuratella, the banksia leaf-miner, is a species of moth in the family Lyonetiidae. It is native to Australia, where it has been recorded from Queensland to Tasmania. It is an adventive species in New Zealand. The wingspan is about 15 mm. Adults are white, with some darker markings on the forewings. The larvae mine the leaves of various Banksia species, including Banksia integrifolia and Banksia serrata. Young leaves may be mined out completely, while in older leaves only the tip is damaged. The larvae are pale green and reach a length of about 5 mm.