TABAKA. MEGISBA. 313 



slender uninterrupted anticiliary black line. Antenna?, head, 

 thorax and abdomen brown, shafts of the antennae ringed with 

 white, apex of club ochraceous : beneath : the palpi, thorax and 

 abdomen white. 



Exp. rf $ 20-28 mm. (0-79-1-10"). 



Hub. Sikhim ; the hills of Assam, Burma and Tenasserim ; 

 extending to the Malayan Subregion and to China and Japan. 



The description above is taken from Sikhim specimens, but as 

 a ride both Sikhim and Burmese specimens have a very pale brown 

 to a perfectly white patch in the middle of the fore wiug, and very 

 often the hind wing also with much white on it. Japanese 

 specimens are much darker and more uniform above. 



Genus MEGISBA. 



Megisba, Moore, Lep. Ceyl. i, 1881, p. 71 ; de N. Butt. Ind. iii, 1890, 



p. 60. 

 Pathalia, Moore, J. A. S. B. 1884, p. 21. 



Type, M. malaya, Horsfield, from India. 



Range. Indo-Malayan Region. 



3 $ . Fore wing : costa slightly arched, more so in the $ than 

 in the 6 1 ; apex bluntly angulate in the <$ , somewhat rounded in 

 the $ ; termen convex ; tornus rounded but well-marked ; dorsum 

 slightly sinuous ; cell about halt' length of wing ; upper discocellular 

 thickened, longitudinal, with an appearance of forming part of the 

 subcostal vein ; vein Tending on costa well before apex of wing, vein 8 

 absent, vein 9 from middle of 7 ; veins 10 and 11 free, the latter 

 slightly bent upwards towards vein 12 but not touching the latter ; 

 vein 12 short, ending on costa well before apex of cell. Hind wing : 

 shape more or less as in Taraka ; cell proportionately shorter ; 

 vein la very short, not half length of dorsum; veins 3 and 4 

 approximate, from lower apex of cell ; vein 8 as in Taraka. Antennae 

 long, comparatively stout, longer than half length of fore wing ; 

 club well-marked, shorter and more abrupt than in either Spalyis 

 or Taraka ; palpi subporrect, third joint subclavate, a little longer 

 than the second joint, longer in the 5 than in the <S ; eyes naked ; 

 body moderately slender ; legs normal. 



684. Megisba malaya, Horsfield (Lycama), Cat. Lep. Mus. E. 1. C. 1828, 

 p. 70; Elwes, Trans. Ent. &oc."l888, p. 375, pi. 11, fig. 1 rf; de N. 

 Suit. Ind. iii, 1890, p. 01, pi. 26, fig. 165. 



Megisba thwaitesi, Moore, Lep. Ceyl. i, 1881, p. 71, pi. 34, figs. 3, 

 3 a, 3 b, ^ 5 , larva & pupa. 



Megisba sikkima. Moore, J. A. S. E. 1884, p. 21. 



Pathalia albidisca, Moore, J. A. 8. B. 1884, p. 21. 



Megisba gunga, Sicinhoe, P. Z. S. 1885, p. 133, pi. 9, fig. 7. 



Wet-season brood. c? $ Upperside : from dull somewhat pale 

 brown to dark brown, some specimens nearly uniform, others with 

 a more or less distinct pale discal patch on the fore wing. Hind 

 wing: uniform; a slender short filamentous tail at apex of vein 1, 



