On some new Species of lleterocera. 50/ 



LX\ III. — Dtscriptions of some iieio Genera and S/niCOis of 

 //tteroceni from Tropical South America. By lllillBLLKT 



Dkuce, F.LS. &c. 



Fam. Syntoinidae. 

 Sphecosoma spuria, sp. n. 



}fah'. — The head and jialpi yellow; antenna? blaek, the 

 sliatt liii^^lit red; collar and teguiaj black, edged with yelhnv ; 

 thorax lilack, with a white line crossing the base ; abdomen 

 bhick, banded with yellowish white ; legs, underside of thorax, 

 and abtlomen })ale yellow. Primaries and secondaries 

 yellowish hyaline, the veins black. 



Kxpan-^e 1 inch. 



Ilab. Colombia, Cacagualito [Mas. Druce). 



Sarrosa helotes, sp. n. 



^ftth. — Head and collar dark metallic blue; thorax, tegulaj, 

 and abdomen bright orange, teguUe edged with blaek ; abdo- 

 men with three rows of metallic blue spots, the anal segment 

 blaek; antennae black, white at the tips; legs black. Pri- 

 maries and secondaries hyaline, the veins all black, the apex 

 and outer margin of the primaries broadly blaek, secondaries 

 edged with black, — The female is almost identical with the 

 male. 



Kxj)anse 2 inches. 



JIaO. Colombia, Valparaiso {Mus. Druce). 



Mesotlien nomia, sp. n. 



Male. — The head, palpi, thorax, tegulse, abdomen, and legs 

 chrome-yellow, tegulse edged with black ; antennse black ; 

 abdomen banded with metallic blue, the two anal segments 

 dark metallic blue. Primaries and secondaries yellowish 

 hyaline, the veins, apex of the primaries, and the outer 

 margin blaek, the base and the costal margin to the end of 

 the cell chrome-yellow. 



Expanse 1 ,*o inch. 



JJul>. Colombia, Valparaiso {Mus. Druce). 



Eucereon cetolia, sp. n. 



Male. — Head, antenna^ and collar dark grey, collar ed"-ed 

 with white; thorax and teguUe grey ; abdomen above black ; 

 the underside and the legs daik grey, the anal tuft pale yellow. 



