How to identify it?
Male
Male, pagina superior blue. Hindwing exoloma with a line of small black dots.
Female
Female, pagina superior blue, forewing exoloma with conspicuous wide black band. Hindwing exoloma with a line of small black dots.
Adult
A pair of white annularly-striped clavate antennae on the head. Compound eyes black. Siphoning-sucking mouthparts. 2 pairs of scaly wings and 3 pairs of legs attached to the thorax. Pagina interior greyish-white, with black and brown spots and patterns.

Scientific Classification

Phylum
Arthropods Class
Bugs Order
Moths and butterflies Family
Gossamer-winged butterflies Genus
Azures Species
Holly blue