Spanish Marbled White Melanargia ines
I could hardly make this butterfly out and we were not at all sure of what we'd seen until returning to England. Although the upper wings looked like a marbled white it is the underwings which are both characteristic and attractive in this insect.
Roadside verge near Carboneras, Spain 19th March 2007
Added on 25th June & November 2008, updated 8th June 2010