Three species of the genus Tisis are newly described from Sarawak, Malaysia: T. amabilis sp. nov., T. sabahensis sp. nov., and yasudai sp. nov.. T. luteella (Snellen) is reported for the first time from Sarawak. Taxonomical notes on some little known species are given, with illustrations of their adult images. Illustrations of the genitalia of the new species and the newly reported species from Sarawak are provided.

• Park, Kyu-Tek(Center for Insect Systematics, Kangwon National University)