ISMENEIN^. 243 



darker. Forewing with the wing suffused with rather bright greyish-blue, the suffusion 

 gradually lessening towards the outer margin. Hindwing with the basal portions 

 covered with still brighter greyish-blue hairs, leaving the costa and outer margins 

 broadly black, the anal patch paler than in benjamini, the yellow hairs covering the 

 entire costal fold. Underside as in its own male ; head and thorax above covered with 

 grey-blue hairs of the same shade as those at the base of the wings. 



Expanse of wings, $ 2-j%, ? 2/0 inches. 



Larva has the typical shape of the larvae of the Hesperiidse and is like that of 

 Erionota thrax ; it lives in a roUed-up leaf, is dark velvety-blue, with white transverse 

 lines ; head and legs yellow, head with three black spots arranged in a triangle, (de 

 Niceville and Martin.) 



Habitat. — Malay Peninsula, Penang, Borneo, Nias, Burma. 



Distribution. — The types came from the Malay Peninsula, it is in the B. M. also 

 from Borneo ; we have it from Nias ; Watson records it from Myitta in Tavoy, Burma. 



INDO-MALAYAN AND JAPANESE ALLIED SPECIES. 



Bhopalocampta subcaudata, Ismene subcaudata, Felder, Reise, Nov. Lep. iii. p. 526, pi. 72, figs. 20, 21 



(1867). Habitat, Java, Philippines, Bali, Celebes. 

 Ehopalocampta japonica, Ismene benjamini, var. japonica, Murray, Ent. Mo. Mag. xii. p. 4 (1875). 



Ismene benjamini, Pryor, Rhop. Niphon, p. 33, pi. 10, fig. 4 (1884). Habitat, Japan. 

 JRhopinlocampta plateni, Ismene plateni, Staudinger, Ex. Schmett. 1888, p. 293. Rhopalocampta 



plateni, Friihstorfer, Iris, 1911, p. 79. Synonym, Ismene renidens, Mabille, Compte Rendus, 



Soc. Ent. Belg. 1891, p. Ixxviii. Habitat, Celebes. 

 Rhopnlocampta formosana, Rhopalocampta benjamini formosana, Friihstorfer, Iris, 1911, p. 78. 



Habitat, Formosa. 

 Bhopalocampta adhara, Rhopalocampta plateni adhara, Friihstorfer, I.e. Habitat, Philippines. 



Genus BIBASIS. 



Bihasis, Moore, Lep. Ceylon, i. p. 160 (1881). Watson, Hesp. Ind. p. 15 (1891) ; id. Proc. Zool. Soc. 

 1893, p. 128 ; id. Journ. Bo. Nat. Hist. Soc. ix. 1895, p. 436. Elwes, Trans. Zool. Soc. 1897, 

 p. 304. 



Forewing, vein 12 ends on costa opposite the upper end of the cell ; upper dis- 

 cocellular very minute, middle and lower sub-equal, almost in a straight line, slightly 

 outwardly oblique ; vein 6 emitted close to upper end of cell, 5 from a little above the 

 middle, 3 from about one-third before the lower end of the cell, 2 from the basal fourth ; 

 cell a little longer than half the length of the costa ; costa nearly straight, very 

 slightly arched near its base, apex sub-acute and somewhat produced, outer margin 

 oblique, slightly convex, longer than the hinder margin, which is nearly straight. 

 Hindwing, vein 7 emitted at about one-third before the upper end of the cell, 5 well 



2 I 2 



