Macromoths of Northwest Forests and Woodlands

Acronicta impleta [Noctuidae]

Wingspan 4.8 cm. Forewing is dark black-gray with the postmedian band outlined as small white spots. This noctuid is common and widely distributed in wet forests, particularly abundant in old-growth conifer forests west of the Cascade Mountains. Moths fly in early summer. Caterpillars feed on the foliage of alder (Alnus).

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