1883.] ZYG^NID^ AND ARCTIID^. 375 



HOMCEOCERA LYRCEA, n. Sp. 



Wings pale hyaline, yellowish at the base, veins all black, the 

 apex of the primaries slightly black ; head and thorax black, spotted 

 with yellow ; abdomen black, banded with blue and yellow ; an- 

 tennae black ; legs yellow. 



Expanse 11 inch. 



Ilab. Ecuador, Intaj {Buckley). 



This species resembles to some extent Homceocera ozora, but is 

 very distinct, the colour of the body being quite different. 



Errcca, Walker. 

 Erruca lycopolis, n. sp. (Plate XXXIX. fig. 7.) 



Wings yellowish hyaline ; primaries with the costal and inner 

 margins pale yellow, the veins all yellow, except close to the outer 

 margin they are slightly dusky, all the outer margins slightly bor- 

 dered with black : head and thorax black, spotted with blue ; abdo- 

 men black, banded with yellow, and a series of blue spots down the 

 middle enclosing two small yellow dots ; antennae yellow, rather 

 dusky at the base. 



Expanse 1-j^ inch. 



Hab. Ecuador, Sarayacu (Buckley). 



Erruca phyleis, n. sp. 



Wings hyaline ; primaries with the costal half rich golden yellow, 

 the outer margin slightly bordered with brown ; secondaries — the 

 outer margin black, widest at the anal angle : head, thorax, and 

 abdomen brownish black, a narrow cream-coloured band crossing 

 the abdomen near the base of the thorax, and a bluish-grey Hue on 

 each side ; antennse yellow ; legs black, with the tarsi light 

 yellow. 



Expanse 1| inch. 



Ilab. Ecuador, Sarayacu {Buchley). 



This sjiecies is allied to Ernica aierrima, Walker, but can easily 

 be distinguished from that species by the much narrower black 

 margins to all the wings and the yellow on the primaries. 



Erruca sephela, n. sp. 



Wings yellowish hyaline ; primaries — the costal and inner margins 

 yellow, the outer margin black, widest at the apex ; secondaries — the 

 outer margin black, the inner margin yellow : head, thorax, and ab- 

 domen yellow, banded with black ; antennse and legs yellow. 



Expanse 1| inch. 



Hab. Ecuador, Sarayacu (Buckley). 



This species is most nearly allied to Erruca hilaris. Walker, but 

 is very distinct. 



Sphecosoma, Butler. 



Sphecosoma surrentum, n. sp. (Plate XXXIX. fig. 8.) 



Wings dusky hyaline, outer margins and veins all black ; head 



