ASTICTOPTEBIJS^. 141 



Li/chnurJiun hrtitin, Plotz, I.e. plate No. 1349. 



Astictoptcrus xauiles, Distant (nee Butler), Rhop. Malayana, p. 402, pi. .34, fig. 28 (1886). Wat.son 



(part), Hesp. Ind. p. 145 (1891). Elwes, Proc. Zool. Soc. 1892, p. GGl. 

 Eoruthaiahs hector, Watson, Proc. Zool. Soo. 1893, p. 77 ; id. Journ. Bo. Nat. Hist. Soe. ix. 1895, 



p. 429. Elwes and Edwards, Trans. Zuul. Sue. 1897, p. 175. Adamson, Trans. N. H. Soe. 



Northunilieiland, ote. 1908, p. 141. 

 Koruthaialos ruhcciila liarakn, Friihstoii'er, Iris, 1910, p. 92. 



Imago. — Male and Female. Oiilv differs from K. jcdiiites in the size of the oiause 

 band in the forewiug, which is sometimes reduced to a small spot, and sometimes 

 extends from near the costa to a little helow the first sub-median nervule, and in size 

 it is usually a little smaller. 



Expanse of wings, $ % \\ inches. 



Habitat. — Burma, Malay Peninsula and Archipelago. 



Distribution. — We have typical examples from Rangoon and from Celebes ; 

 Watson says it occurs throughout Burma and in Java. 



KORUTHAIALOS BUTLERI. 

 Plate 790, tigs. 3, (^ , 3a, ? , 31^, ^ . 



Astktopterus lutlcri, Wood-Mason and de Niceville, Journ. As. Soe. Bengal, 1883, p. 98, pi. 10, 

 fig. 3, (f ; id. idem, 1886, p. 380. Moore, Journ. Linn. Soe. Zool. Lcjnd. 1886, p. 52. Elwes, 

 Trans. Ent. Soe. 1888, p. 464. Watson, Hesp. Ind. p. 146 (1891). Elwes, Proc. Zool. Soe. 1892, 

 p. 662. 



Koruthtialos hiitleri, Watson, Proc. Zool. Soe. 1893, p. 77. Swinhoe, Trans. Ent. Soe. 1893, p. 328. 

 de Niceville, Gazetteer of Sikkini, Butt. p. 179 (1894). Watson, Journ. Bo. Nat. Hist. Soe. ix. 

 1895, p. 429. Elwes and Edwards, Trans. Zool. Soe. 1897, p. 176. 



Imago. — Male. Of a uniform dark In'owu colour, nearly black, with a slight 

 purple tint in certain lights, sometimes without any markings, but usually with 

 indistinct indications of a small orange spot in the uj^per disc of forewing. Cilia 

 concolorous with the wings. Underside as dark as on the upperside, the discal orange 

 spot larger and usually expanding a little, the hinder marginal space a little paler 

 than the rest of the wing. Antennae, head and body above and below and the legs 

 concolorous with the wings ; palpi below and the pectus with some minute pale marks. 



Female only differs from the male in lieing somewhat larger, and the orange 

 spot more prominent. 



Expanse of wings, ,? Ij-^ to 1^, $ 1^ to l-j-'g- inches. 



Habitat. — Assam, Sikkim, Burma, Mergui. 



Distribution. — The type from Cachar is in the Indian Museum, Calcutta; we 

 have received it from the Khasia Hills ; it is in the B. M. from Burma ; Moore records 

 it from jMergui, Elwes from Margharita in Upper Assam, and de Niceville from 

 Sikkim. 



