Mestobregma impexum -  south of Junction, Piute County, Utah, USA August 18, 2008 Size: 32 mm
The hind wing of M. impexum usually lacks the dark apex that is typical of the wing of M. plattei. The wing can be red as well as yellow.
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Contributed by David J. Ferguson on 11 September, 2008 - 1:24am Last updated 30 September, 2008 - 7:35pm |