Asura lydia is a moth of the Arctiidae family. It is found in Queensland, New South Wales, the Australian Capital Territory and Victoria. The wingspan is about 15 mm. Adults are black and yellow. The larvae can be found on various herbaceous plants, but feed on leaf litter or lichen. The larvae are furry grey and reach a length of about 10 mm. Pupation takes place on a leaf or wall within a cocoon covered in grey hairs.