LEPIDOPTERA HETEROCERA. 183 



Genus SANGALA. 



Sang ala imparata. 



Foera. Cyanea; caput antice et postice album; palpi porrecti, 

 articulo So lineari 21 dimidio longiore ; pedes subtus albidi ; 

 ala anticce striga obliqua latissima semihyalina aurato-lutea, 

 linea subtus subcostali alba; posticce vitta costali lutea, subtus 

 cinerece. 



Female. Deep blue. Head white in front and behind. Palpi 

 porrect, extending somewhat beyond the head ; third joint linear, 

 more than half the length of the second. Legs whitish beneath. 

 Fore wings with an oblique very broad gilded luteous semihyaline 

 streak in the middle of the disk ; under side with a white subcostal 

 line extending from the base nearly to the streak. Hind wings 

 with a broad costal gilded luteous stripe, which does not extend to 

 the tip; under side mostly cinereous. Length of the body 6 lines ; 

 of the wings 15 lines. 



Bogota. In Mr. BirchalPs collection. 



Genus NELO. 



Nelo altera. 



Mas. Atra ; proboscis straminea ; palpi brevissimi, oblique 

 ascendentes ; antennce late pectinate ; alee anticce amplce, plaga 

 exteriore transversa rufa, striga subtus subcostali rufa ; posticce 

 subtus fusccBy venis nigris strigaque brevi basali subcostali 

 rufa. 



Male. Deep black. Proboscis pale buff-colour. Palpi 

 obliquely ascending, very short. Antennae broadly pectinated. 

 Wings ample. Fore wings with a transverse red patch in the 

 disk beyond the middle ; under side with a red subcostal streak 

 between the base and the patch. Hind wings extending a little 

 beyond the abdomen ; under side brown, with black veins and with 

 a very small red subcostal streak at the base. Length of the body 

 8 lines ; of the wings 22 lines. 



It differs from N. discalis in having no red spots on the thorax. 

 The red spots on the fore wings are smaller. 



a. Bogota. New Grenada. From Mr. Stevens' collection. 



R 2 



