82 MR. F. WALKER ON HETEROCEROUS LEPTDOPTERA 



Catalogue of the Heterocerous Lepidopterons Insects collected at 

 Sarawak, in Borneo, by Mr. A. H. Wallace, with Descriptions 

 of New Species. By Francis Walker, Esq., E.L.S, 



[Read April 4, 1861.] 



Earn. iEGrEBIIDiE, Stejjh, 

 Gren. ^Egeria, Fair. 



1. iEGERiA chalybea, II. s. Mas. Chalybeo -cyanea, pectore et seg- 

 mentorum abdominalium marginibus posticis argenteis, pedibus pal- 

 lide aurato tomentosis, alis limpidis, costa venis fimbriaque purpureis. 



Male. Chalybeous blue. Pectus and sides of the thorax silvery. Ab- 

 dominal segments with silvery hind borders. Legs with pale gilded 

 tomentum. Wings limpid ; costa, fringe, and veins cupreous purple. 

 Length of the body 5 lines ; of the wings 10 lines. 



The specimen of this species is injured, and therefore it is not fully 

 described. 



Gren. Sannlna, Walk. 



2. Sannina pulchripennis, n. s. Mas. Cyanea, robusta, viridi 

 purpureoque varia, oculis argenteo marginatis, thoracis humeris albo 

 squamosis, calcaribus albis, alis anticis cyaneis, posticis lurido-hyalinis 

 cyaneo marginatis. 



Male. Metallic blue, stout, varied with green and purple. Head silvery 

 white about the eyes. Palpi almost vertical, not rising higher than 

 the head. Thorax with smooth closely-applied scales ; a tuft of white 

 scales on each in front. Abdomen nearly linear ; apical tuft rather 

 long. Legs stout, squamous ; spurs white. Fore wings bright me- 

 tallic blue, tinged with purple; costa slightly dilated towards the tip; 

 fringe cupreous purple like that of the hind wings. Hind wings 

 vitreous, with a lurid tinge, bordered with metallic blue; costa irre- 

 gularly and veins purplish blue. Length of the body 8 lines ; of the 

 wings 15 lines. 



'A. Sannina rufifinis, n. s. Mas. Cupreo-purpurca, capite argenteo, 

 humeris albo squamosis, abdominc lateribus basi albo faseiculatis, 

 dimidio apicali rufo, tibiis posticis nigro subfimbriatis, calcaribus 

 albis, alis anticis viridibus apices versus purpureis, posticis lurido- 

 vitrcis. 



Male. Cupreous purple, in structure like the preceding species. Head 

 silvery white in front and about the eyes. Thorax with a tuft of 

 white scales on each side in front. Abdomen with a tuft of white 

 hairs on each side at the base ; apical half and apical tuft bright red. 

 Legs stout, squamous; tibia: slightly fringed with black hairs; spurs 

 white. Tore wings metallic green, purple towards the tips; costa 



