Northern Prairie Wildlife Research Center

Macromoths of Northwest Forests and Woodlands

Euthyatira semicircularis [Thyatiridae]

JPG-Euthyatira semicircularis

Wingspan 4.3 cm. Forewing is gray with narrow rounded black basal and postmedian lines and white basal and apical patches. This thyatirid is common and widely distributed in wet conifer forests of western North America. Moths fly in early summer. Caterpillar host plants are unknown.

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Page Last Modified: August 3, 2006