Thyrocopa peleana is a moth of the Xyloryctidae family. It is endemic to the Hawaiian island of Oahu. It is possibly extinct. The length of the forewings is 11–19 mm. Adults are on wing at least in September. The ground color of the forewings is very light whitish-brown, with a few dark brown scales scattered throughout. The discal area has three to four small, brownish spots in the cell. The hindwings are very light whitish-brown.