Eudonia quaestoria

Eudonia quaestoria is a moth in the family Crambidae. It was described by Edward Meyrick in 1929. This species is endemic to New Zealand.

The wingspan is 22–25 mm. The forewings are brown, with a slight ferruginous tinge. The first and second lines are whitish. The hindwings are whitish-grey, but greyer posteriorly. Adults have been recorded on wing in November.