[Butterflies East of the Cascade Mountains of Oregon and Washington]

What appears to be a calippe fritillary on the ground next to the Lick Creek Trail #231, Hell's Canyon National Recreation Area.......August 11, 2018.

The photo above shows the underwings of a zerene fritillary mudding in a riparian area at the western rim of the Klickitat River canyon, in the Klickitat Canyon NRCA........July 2, 2007.