Common Pierrot, spotted near Phnom Penh.
This species of butterfly is found across
South and Southeast Asia, and belongs to the Lycaenidae family.
butterfly measures between 25
and 32 millimeters, and has the scientific name
Castalius rosimon. It is overall white, with black
edges, bands and spots, which are somewhat broader in
The upperside of the wings are
mainly white, with a black edge, and with a metallic
blue shine towards the base. See also
List of Thai Insect Names.