LEPIDOPTERA HETEROCERA. 153 



Female. Body slender. Proboscis short. Palpi pubescent, 

 hardly ascending, not extending beyond the head ; third joint ex- 

 tremely minute. Abdomen not extending beyond the hind wings. 

 Legs slender, setulose ; hind tibiae rather stout, without spurs. 

 Wings long, broad. Fore wings rounded at the tips ; exterior border 

 slightly convex and oblique. Hind wings with the exterior 

 border slightly truncated for one-third of the length from the tips, 

 and then forming a distinct angle. 



ZlGIRA QUAD RATA. 



Fcem. Cyaneo-nigra ; palpi ochracei ; thorax antice ochraceus ; 

 pectus et abdomen subtus alba ; alee striga discali alba semi^ 

 hyalina, litura subtus basali alba. 



Female. Bluish black. Palpi bright ochraceous. Thorax 

 with an ochraceous fore border. Pectus and under side of the abdo- 

 men white. Wings with a white iridescent semihyaline streak on 

 each areolet towards the exterior border ; under side with a white 

 mark at the base. Length of the body 7 lines ; of the wings 

 24 lines. 



Bogota. In Mr. Birchall's collection. 



Genus OMOIALA. 

 Omoiala, Grote, Proc. Ent. Soc. Philad. 1863, ii. 334. 



Omoiala vermiculata. 



vermiculata, Grote, Proc. Ent. Soc. Philad. 1863. ii. 334, pi. 6, f. 1. 

 (Lamprosoma vermiculata). 



Pike's Peak. 



Fam. PERICOPID^]. 



Genus HYALURGA. 



Hvalurga albovitrea. 



Mas. Alba ; caput nigrum^ albo sex maculatum ; palpi nigri, 

 porrecti, caput longe superantes, albo bifasciati, articulo So 

 lanceolato ; antenna pectinatce ; thorax niger, albo quadri- 

 maculatus, poslice albus> tegulis ochraceis albo marginatis ; 

 abdomen fusco trilineatum, maculis qaatuor lateralibus quad- 

 ratis ochraceis ; pedes supra niyricantes ; aim albidce, subhya- 



