-Animals (Kingdom Animalia)

-Arthropods (Phylum Arthropoda)

-Hexapods (Subphylum Hexapoda)

-Insects (Class Insecta)

-Winged and Once-winged Insects (Subclass Pterygota)

-Butterflies and Moths (Order Lepidoptera)

-Butterflies (Superfamily Papilionoidea)

-Gossamer-winged Butterflies (Family Lycaenidae)

-Blues (Subfamily Polyommatinae)

-Typical Blues (Tribe Polyommatini)

-Subtribe Leptotina

-Common Blues (Genus Leptotes)

-Cassius Blue (Leptotes cassius)

-Leptotes cassius ssp. cassidula

Leptotes cassius, commonly known as the Cassius Blue, is a species of butterfly in the family Lycaenidae. Cassius Blue butterflies are commonly found in grassy areas, open forests, and scrublands. They often thrive in disturbed habitats and edges of forests, where they can easily find food sources like various species of legumes.