The Common Line Blue butterfly (Prosotas nora) is a small, slender species with a striking blue coloration. Its wings are a bright, iridescent blue with a distinctive black line running along the edges, giving it a unique appearance. The butterfly\'s body is slender, with a length of approximately 15-20 mm. The Common Line Blue butterfly is known for its rapid, darting flight, often seen flitting between low-growing vegetation in search of nectar.In its natural habitat, the Common Line Blue butterfly can be found in open areas, grasslands, and along forest edges. It is commonly seen in Asia, including India, Sri Lanka, and parts of Southeast Asia, where it breeds throughout the year.

The Common Line Blue butterfly is also known for its unique behavior, where it often settles on low-growing vegetation, folding its wings to display its striking blue coloration.