All these were photographed
in Nayarit and Sinaloa during the period September 11 - 23, 2005, at elevations between sea-level and c. 7,000 feet. My thanks to Andy Warren for the IDs:
Pereute charops leonilae Darkened White Cerro San Juan, Nayarit, Mexico c. 5,000 feet, September 11 - 23, 2005: