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Cosmopterix orichalcea

Species of moth From Wikipedia, the free encyclopedia

Cosmopterix orichalcea
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Cosmopterix orichalcea is a moth of the family Cosmopterigidae. It is known from most of Europe (except the Balkan Peninsula) east to Japan.

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A mined leaf blade of Festuca arundinacea
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Larva

Quick Facts Scientific classification, Binomial name ...

The wingspan is about 9 mm.[2] The antennae with apex and two subapical rings white. Forewings black; a large brassy-metallic basal patch, edge very oblique; a broad orange fascia beyond middle, narrowed dorsally, edged with black scales and then with narrow violet-golden-metallic fasciae; a bluish-silvery-metallic sometimes interrupted streak along upper. The larva is pale yellow; dorsal line greenish; head black plate of 2 black, bisected.[3][4]

Adults are on wing from August to May. Then the larva hibernates outside of the mine in a hibernaculum.

The larvae feed on Anthoxanthum odoratum, Festuca arundinacea, Hierochloe odorata, Milium species, Phalaris arundinacea and Phragmites australis. They mine the leaves of their host plant.[5]

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References

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