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Common Name:Moth, Red-shouldered
Scientific Name:Ctenucha rubroscapus
Area:Beaver Creek State Natural Area, Oregon
Date:July 24, 2013

This moth was originally an East Coast species, but has spread and is now found on the Pacific Coast where it feeds on Tansy Ragwort. Photo of Tansy and Moth taken in Bear Meadow.

Reference:Insects of the Pacific Northwest by Haggard & Haggard