Arhopala ganesa, the tailless bushblue,"Arhopala Boisduval, 1832" at Markku Savela's Lepidoptera and Some Other Life Forms is a species of lycaenid or blue butterfly found at the junction of the Palearctic realm and the Indomalayan realm.
Description The male like all above blue with a narrow black margin, is distinguished by a white patch beyond the apex of the cell. The light dust-grey underside bears bands which are filled in with dark sealing on the forewing and are only indicated by their border-lines on the hindwing. — loomisi Pryer (= seminigra Leech) has the blue reduced above, there is no white on the upperside, and the underside is evenly banded with brown.Seitz, A. Band 9: Abt. 2, Die exotischen Großschmetterlinge, Die indo-australischen Tagfalter, 1927, 1197 Seiten 177 Tafeln
Subspecies A. g. ganesa Northwest India, Sikkim A. g. watsoni Evans, 1912 Assam, Central Burma A. g. seminigra (Leech, 1890) West China, Hainan A. g. loomisi (Pryer, 1886) Japan
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