Celastrina argiolus (Linnaeus, 1758)
Holly blue
August 2, 2006 - Thorndike field - Arlington - Middlesex County - Massachusetts - USA © Frédéric Vivien
![Celastrina argiolus](Photos/Lycaenidae/Polyommatinae/Celastrina.argiolus/img_6479-l.jpg)
August 2, 2006 - Thorndike field - Arlington - Middlesex County - Massachusetts - USA © Frédéric Vivien