Perixestis eucephala
Perixestis eucephala is a moth in the family Xyloryctidae. It was described by Alfred [Jefferis Turner] in 1902. It is found in Australia, where it has been recorded from New [South Wales] and Queensland.
The wingspan is 29–38 mm. The forewings are snow white with the costal edge ochreous, at the extreme base blackish. The hindwings are grey, towards the inner-margin whitish.
The larvae feed on Grevillea striata. They bore in the stem of their host plant.