Pseudopostega chalcopepla is a moth of the family Opostegidae. It is known from southern France, Monaco and the Iberian Peninsula,Fauna Europaea as well as Morocco and Tunisia. It is only found in the coastal region.
The wingspan is 10.5–14 mm. Adults are on wing from June to July.Annotated catalogue of the Nepticulidae and Opostegidae of the Iberian Peninsula (Lepidoptera: Nepticuloidea)
The larvae possibly feed on Rosmarinus species.
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