Appearance
For a key to the terms used, see :Glossary of entomology terms.The butterfly has a wingspan of 45 to 55 mm.
Edward Yerbury Watson gives a detailed description:
Male and female. Upperside brown with a greenish gloss; costal streak of forewing ochreous yellow in the male, less prominent in the female; male with a blackish subbasal patch. Cilia of both wings short and brownish white. Body dark brown; abdomen with greyish segmental bands. Underside, forewing brown, becoming bluish black along the base of the costa; posterior margin broadly brownish white; hindwing bluish black; veins of both wings brownish white, the space between them having a greyish blue parallel line running their entire length. Both wings also with the black ochreous-yellow-encirled basal spot. Thorax in front and beneath, head, palpi, legs, middle of abdomen, and anal tuft ochreous yellow. Femora and tibiae with a black spot; sides of abdomen black, the segmental bands prominent, Cilia greyish.
Status
It is rare in the Himalayas and very rare in the Andamans.References:
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