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Adelpha aricia
Should be Adelpha aricia. That was a really hard one. Very similar to Adelpha alala negra from exactly your area:
http://www.butterfliesofamerica.com/ih01...
http://www.butterfliesofamerica.com/ih01...
http://www.butterfliesofamerica.com/ih01...
http://www.danske-natur.dk/images22/ble0...
http://2.bp.blogspot.com/-AZY-FQo5Fy0/Ud...
http://www.fotonatura.org/galerias/gener...
But the orange patches are slightly different, so I looked up Adelpha aricia which seems in my eyes to be the better match:
http://www.butterfliesofamerica.com/L/ad...
http://mothphotographersgroup.msstate.ed...
http://b02.deliver.odai.yale.edu/86/63/8...
http://www.butterfliesofamerica.com/L/ad...
http://www.learnaboutbutterflies.com/Ama...
I cannot tell you the subspecies, there are at least 3 and maybe some undescribed ones in Peru.