Northern Prairie Wildlife Research Center
Wingspan 3.2 cm. Forewing and thorax with mixed shades of red and black. This arctiid is common west of the Cascade Mountains. Moths fly in late May and June. Caterpillars are generalist feeders on foliage of herbaceous plants.
Similar species: Spilosoma vagans is larger with lighter coloring in the wings ranging from red-orange to gray-tan.
U.S. Department of the Interior |
U.S. Geological Survey
URL: http://www.npwrc.usgs.gov/resource/insects/macronw/8.htm
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Page Last Modified: Thursday, 03-Aug-2006 11:39:25 EDT
Sioux Falls, SD [sdww55]
