Acontia detrita is a moth of the family Noctuidae. It is found in New South Wales and Queensland. The wingspan is about 15 mm. Adults have brown wings. The basal half of each forewing is variable patchy pale brown and the marginal half is dark brown. The hindwings are brown, fading somewhat toward the bases. External links Australian Faunal Directory Australian Insects Moths of Australia detrita Moths of Queensland Moths described in 1886