USGS - science for a changing world

Northern Prairie Wildlife Research Center

  Home About NPWRC Our Science Staff Employment Contacts Common Questions About the Site

Macromoths of Northwest Forests and Woodlands

Orthosia transparens [Noctuidae]

JPG-Orthosia transparens

Wingspan 3.7 cm. Forewing is falcate, light red to dark red-brown with a black reniform spot; hindwing is dark gray to black; males with filiform antennae. This noctuid is common in dry forests in the Pacific West. Moths fly in early spring. Caterpillars feed on the foliage of madrone (Arbutus menziesii) and rhododendron (Rhododendron).

Similar species: Orthosia pulchella forewing is gray, red or brown, often with a black median band, male antennae strongly pectinate, widely distributed in western North America, moths fly in early spring, caterpillars feed on the foliage of manzanita (Arctostaphylos); Orthosia mys hindwing is pink-white, moths fly in fall, caterpillars feed on foliage of manzanita (Arctostaphylos).

Previous Species -- Stretchia muricina
Return to Listing of Noctuidae
Next Species -- Orthosia praeses

Accessibility FOIA Privacy Policies and Notices

Take Pride in America logo logo U.S. Department of the Interior | U.S. Geological Survey
Page Contact Information: Webmaster
Page Last Modified: Saturday, 02-Feb-2013 05:20:59 EST
Sioux Falls, SD [sdww55]