in the Collection of W. W. Saiin>hrs, Esq. 71 



duabus macularibiis albidis sub-byalinis, alis posticis vittis 

 tribus fuscescente-cinereis macularibus deviis. 



Male. — Orange. Palpi short, porrcct ; 2nd joint broad ; 3rd 

 elongate-conical. Antennae rather broadly pectinated. Legs 

 mostly whitish. Thorax with a brownish cinereous band. Fore- 

 wings brownish cinereous for much more than half the length 

 from the tips, with two whitish, nearly hyaline macular bands, 

 basal part with three brownish cinereous stripes, of which the fore 

 one is angular and extends obliquely to the disk, and the 2nd and 

 3rd are abbreviated; exterior border extremely oblique. Hind- 

 wings with three macular and very irregular brownish cinereous 

 stripes. 



Length of the body 12 lines; of the wings 34 lines. 



Assam. 



Genus Celerena, n. g. 



Mas et Foem. — Corpus sat gracile. Proboscis longa. Palpi 

 erecti, verticem paullo superantes, articulo 3o lanceolato. 

 Antennae longse, graciles. Abdomen cylindricum. Pedes 

 longi, graciles, laeves. Alaeamplae; anticae elongatae; posticae 

 breviusculae. Mas. — Antennae pubescentes, dimidio apicali 

 setuloso. Pedes postici tibiis posticis valde incrassatis, calcari- 

 bus tribus longissimis, metatarsis tumidis. Foem. — Antennae 

 glabrae. Tibiae posticae vix incrassatae, calcaribus parvis. 



Male awA Female. — Body rather slender. Proboscis long. Palpi 

 erect, not thick, rising a little higlier than the vertex ; 3rd joint 

 lanceolate, less than half the length of the 2nd. Antennae long, 

 slender. Abdomen cylindrical. Legs long, slender, smooth. 

 Wings ample. Fore-wings elongate, slightly rounded at the tips; 

 costa very slightly convex exteriorly ; exterior border very oblique. 

 Hind- wings comparatively short. Male. — Antennae pubescent 

 for half the length from the base, minutely setulose from thence 

 to the tips. Abdomen extending as far as the hind-wings. Hind- 

 tibiae very much incrassated, with three very long spurs, two in 

 the middle and one near the tip, which is elongate-conical, and is 

 furrowed beneath for the reception of the base of the tarsus ; one 

 of the middle spurs slightly convolute at the tip ; hind-metatarsus 

 much inflated, widening from the base to the tip. Female — An- 

 tennae smooth. Hind-tibiae very slightly incrassated; spurs short. 

 Abdomen not extending so far as the hind-wings. 



This genus is remarkable on account of the peculiar structure 

 of the hind-legs. The second inferior vein is nearly thrice further 



