Macromoths of Northwest Forests and Woodlands

Semiothisa adonis [Geometridae]

Wingspan 3.2 cm. Forewing is slightly falcate with three narrow black bands; basal and median areas are gray, postmedian area is red-orange; hindwing is strongly dentate. This geometrid is common and widely distributed in pine forests of western North America. Moths fly in midsummer. Caterpillars feed on the foliage of pine (Pinus).

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