COLLECTED AT SARAWAK. 165 



Wings elongate. Fore wings narrow, acute ; costa hardly convex ; 

 exterior border slightly convex, extremely oblique. Hind wings mo- 

 derately broad. 

 Allied to Gadirtha. 



3G7- Chuduca PYRALOiDES, n. s. Fcem. Nigricans, alis anticis chaly- 

 beo subtinctis plaga apud marginem interiorem pallida nigro con- 

 spersa, lineis nigris denticulatis valde indistinctis, punctis basalibus 

 testaceis, linea duplici marginali e punctis albis, alis posticis feneo- 

 fuseis basi cinereis subhyalinis. 



Female. Blackish. Abdomen and underside dark cinereous. Fore wings 

 slightly tinged with chalybeous blue ; a pale black-speckled patch 

 by the interior border ; transverse lines black, denticulated, very 

 indistinct; a few testaceous points in the disk towards the base, and a 

 double row of white points along the exterior border. Hind wings 

 aeneous brown, cinereous and slightly hyaline towards the base. 

 Length of the body 5 lines ; of the wings 14 lines. 



Gen. CiASA, n. g. 



Fam. Corpus sat robustum. Proboscis conspicua. Palpi porrecti, 

 compressi ; articulus 2"* pilosus ; 3"^ lanceolatus, 2' dimidio non lon- 

 gior. AntenncB graciles, glabrse. Abdomen lanceolatum, alas posticas 

 perpaullo superans, basi subcristatum. Pedes Iffives, sat validi ; tibite 

 posticse calcaribus longis. Alee longiusculaj ; anticse acutae, costa 

 recta, margine exteriore perobliquo. 



Female. Body moderately stout. Proboscis distinct. Palpi porrect. 

 compressed, about as long as the breadth of the head ; 2nd joint 

 pilose ; 3rd lanceolate, about half the length of the 2nd. Antennae 

 slender, bare. Abdomen lanceolate, extending verj^ little beyond the 

 hind wings, slightly crested towards the base. Legs smooth, mode- 

 rately long and stout ; hind tibiae with four long spurs. Wings rather 

 long, moderatel}^ broad. Fore wings acute ; costa straight ; exterior 

 border very oblique. 



Allied to Gardirtha. 



368. CiASA PUSTULIFERA, n. s. FcEm. Ferrugineo-fusca, alis anticis 

 lituris tribus discalibus pallide viridescentibus, lineis nigris dentatis 

 interruptis pallido marginatis, striga obliqua marginali pallide cervina, 

 lunulis marginalibus nigris pallido marginatis, fimbria cinerea pallido 

 notata, alis posticis aeneo-fuscis. 



Female. Ferruginous brown. Abdomen and underside cinereous brown. 

 Fore wings with three pale dull greenish mai'ks in the disk, and with 

 some black, pale-bordered, dentate, irregular, and interrupted lines; 

 an oblique pale fawn-coloured streak by the fore part of the exterior 

 border ; marginal lunules black, pale-bordered ; fringe dark cinereous, 

 with pale marks; costa with four pale points towards the tip. Hind 

 wings aeneous brown; fringe tipped with hoary. Length of the body 

 5 lines ; of the wings 12 lines. 



LINN. PEOC. — ZOOLOGY, VOL. VII. 14 



