LEPIDOPTERA HETETtOCERA. 695 



Abdomen ^'hite, extending very far beyond tbe bind wings. Legs 

 smootb, leg, slender. Wings elongate, very iridescent. Fore 

 wings hardly acute, with two broad almost hyaline brownish-bordered 

 bands; a brownish mark on the costa by the base. Hind wings 

 with two-thirds of the surface from the base almost hyaline, bounded 

 by an exterior brownish line ; interior line obsolete, except near the 

 costa. Length of the body 8 lines; of the wings 14 lines. 



258. Botys Haliusalis. 



Mas. Purpurascente-cinerea, sat gracilis, subtns nivea ; palpi 

 ascendentes, aculi, sat graciles, articulo So longi-conico ; 

 abdomen alas posticas sat longe superans ; ala elongatce, semi- 

 hyalincB ; anticce acuta, plagis duabus costalibus magnis 

 pallide fiavis subtrigonis, lineis obsoletis. 



Male. Purplish cinereous, rather slender, pure white and 

 shining beneath. Palpi curved, ascending, rather slender, applied 

 to the head; third joint elongate-conical, about one-fourth of the 

 length of the second. Antennae smooth, slender. Abdomen ex- 

 tending rather far beyond the hind wings. Legs smooth. Wings 

 elongate, semihyaline. Fore wings acute, with two large pale 

 I ^.low somewhat triangular costal patches, which are nearly con- 

 nected along the costa ; lines obsolete. Length of the body 5 lines ; 

 of the wings 12 lines. 



Sarawak, Borneo. In Mr. Saunders' collection. 



259, Botys Surusalis. 



Fcem. Purpurascente-cinerea, sat robusta ; palpi ascendentes, 

 arcuati, graciles, articulo So longi-conico , antenna sat valida ; 

 abdomen alas posticas paullo superans, segmentis albo margin- 

 atis ; pedes intermedii subdilatati; ala latiuscula, iridescentes ; 

 antica acuta, apud costam lutea, fascia obliqua media macu- 

 lisque duabus exterioribus costalibus luteis ; posticce pallidi- 

 ores, basi albida. 



Female. Purplish cinereous, moderately stout, white beneath. 

 Palpi ascending, curved, slender, applied to the head; third joint 

 elongate-conical, about one-fourth of the length of the second. An- 

 tennae rather stout. Abdomen extending a little beyond the hind 

 wings; hind borders of the segments white. Legs smooth ; middle 

 legs slightly dilated. Wings rather broad, iridescent. Fore wings 



