Diedra wielgusi is a species of moth of the family Tortricidae. It is found in North America, where it has been recorded from Arizona, Nevada, New Mexico, Ontario and Texas.
The moth is about 24–28 mm., 1989 (1990): A new species of Argyrotaenia from Arizona (Lepidoptera: Tortricidae). Journal of Research on the Lepidoptera 28 (1-2): 97-99. Full article Adults have been recorded on wing from September to November.mothphotographersgroup
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