1902 Brown Silver-line Petrophora chlorosata

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Wingspan 31 - 37 mm.

Flight period It flies in a single generation during May and June, flies at dusk and into the night, and is attracted to light.


Adults have reddish brown forewings with two darker cross-lines edged with white and a small discal spot. The hindwings are pale whitish brown.

Key Identification Features:

Darker cross-lines edged with white
Small discal spot
Forewings pointed at the apex

Habitat Bracken (Pteridium aquilinum) is the foodplant of the caterpillars, which occur from July to September.occupies woodland and upland areas where its foodplant grows in profusion.

Brown Silver Lines 17179



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Brown Silver Lines 17183