Agathymus stephensi - California Giant Skipper
Agathymus stephensi, the California Giant Skipper, flies in the Colorado Desert in the autumn. This one was one of a half-dozen I saw along Cactus Spring Trail in Riverside Co. on September 20-21, 2014.
Agathymus stephensi - California Giant Skipper
California Giant Skipper from Plum Canyon, Anza-Borrego Desert State Park, on October 3, 2014.

©Dennis Walker