U8 LEPIDOPTERA INDICA. 



Arliopala nalnda, Felder, Reise, Nov. Lep. ii. p. 222, pi. 29, fig. 14 (1865). Moore, Proc. Zool. Soc. 



1877, p. 590, and 1878, p. 835. Wood-Mason and de Niceville, Journ. As. Soc. Bengal, 1881, 

 p. 251. 



Amhhjpodla vihara, Felder, Wien, Ent. Mon. iv. p. 395 (1860). Kheil, Rhop. Nias, p. 33 (1884). 

 Arhopala vihara, Felder, Reise, Nov. Lep. ii. p. 228, pi. 29, fig. 7 (1865). Moore, Proc. Zool. Soc. 



1878, p. 835. de Niceville, Butt, of India, iii. p. 241 (1890). Bethune-Baker and H. H. Druce, 

 Proc. Zool. Soc. 1896, p. 662. Bethune-Baker, Trans. Zool. Soc. 1903, p. 66, pi. 2, fig. 1, $. 



Imago. — Male. Upperside very dark blue with a violaceous tint, with black outer 

 marginal fine border and black cilia, a rather broad black tail at the end of vein 2, a 

 .slight angular, black projection at the end of vein 1, abdominal space pale. Underside. 

 Forewing with the basal half above the median vein dark violet-brown, the outer 

 portion above that vein somewhat paler, the lower portion of the wing pale ochreous- 

 brown ; a large round spot inside the cell near the base, a large bar in the middle, and 

 another, larger still, at the end, very slightly darker than the ground colour, formed by 

 their very prominent jDale blue edgings, a small pale ringed spot on the costa, above 

 the outer bar, an oblique angled spot below it on its inner side, a round spot below 

 the middle bar, both edged with pale blue, a discal band of large conjoined more or less 

 square spots increasing in size hindwards to vein 2, where it is joined on its inner edge 

 to a large square spot in the next interspace, all edged on both sides ^vith whitish ; a 

 sub-terminal series of pale brown, somewhat indistinct spots and some terminal brown 

 suffusion. Hindwing uniformly ochreous-brown with a violet tint, all the brown 

 markings (which are somewhat darker than the ground colour) edged with pale whitish, 

 three spots near the base in a straight row, followed by two in a row, with three small 

 spots in a curve towards the abdominal margin ; two large square spots joined together 

 from the middle of the costa, and the rest of the wing covered with five bands of 

 disconnected spots at equal distances apart, the sub-terminal series having the three 

 spots near the anal angle black, capped with metallic blue-green scales, edged outwardly 

 by a fine white line. 



Female. Upperside paler than the male and more violaceous-blue. Forewing 

 with a very broad, inconspicuous black costal border, and with the outer margin also 

 blackish, but to a lesser extent. Underside as in the male, but paler. Antennge 

 black ; palpi black, white beneath ; head and body concolorous with the wings above and 

 below. 

 . Expanse of wings, $ $ lyg to 2^ inches. 



Habitat. — Burma, Singapore, Borneo, Sumatra, Nias. 



DisTRiBUTiox. — Elwes records it from the Naga Hills, "Watson from Chin Lushai 

 and the Chin Hills, de Niceville says it occurs throughout Burma, Druce from Borneo, 

 and it is in our collection from Rangoon, Singapore, Sumatra and Nias. 



Note. — We have Felder's types of nakula and vihara before us and have very 



