Everes argiades - Short Tailed Blue 

 Cupido- Everes-argiades-Short-tailed-Blue | PTKbutterflies ♂
Everes-argiades-short-tailed-blue | PTKbutterflies

My experience of this species is woefully inadequate given I have seen it only a couple of times. These butterfly photos are the best I can as yet show. 

I remain short of upperside views!!!

Everes-argiades-short-tailed-blue | PTKbutterflies