Archyala opulenta is a species of moth of the family Tineidae. This species is endemic to New Zealand and has been found in the upper Maitai Valley in Nelson as well as in Northland. The larvae of this species are associated with endemic bat species as they feed on the guano of Mystacinidae. The adult moths are on the wing in November. It is classified as "Data Deficient" under the New Zealand Threat Classification System by the Department of Conservation.

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