Lysandra coridon - Chalkhill Blue

Polyommatus-coridon-chalkhill-blue | PTKbutterflies
Polyommatus-coridon-chalkhill-blue | PTKbutterflies
Polyommatus-coridon-chalkhill-blue | PTKbutterflies
Polyommatus-coridon-chalkhill-blue | PTKbutterflies
Polyommatus-coridon-chalkhill-blue | PTKbutterflies
Polyommatus-coridon-chalkhill-blue | PTKbutterflies

My first ever view of these was on Watlington Hill in the South of England, where they flew one August in their hundreds. These views have been repeated several times since, and their variable pale blue uppersides make for  wonderful butterfly photographs. 

Polyommatus-coridon-chalkhill-blue | PTKbutterflies
Polyommatus-coridon-chalkhill-blue | PTKbutterflies
Polyommatus-coridon-chalkhill-blue | PTKbutterflies
Polyommatus-coridon-chalkhill-blue | PTKbutterflies