D1SC0SEMA. GONTOCARSIA. 
425 
Genus DISCOSEMA, nov. 
Type, D. birenosa, Feld. (Renodes), Reis. Nov. pi. 119. f. 19 
(1874). 
Proboscis fully developed ; palpi upturned, the 2nd joint 
reaching to well above vertex of head, moderately scaled 
in front and slightly angled with hair behind at middle, the 
3rd long and thickly scaled ; frons smooth, with small pointed 
tuft of scales above ; eyes large, round ; antennae of male 
bipectinate with very short branches ending in bristles to 
near extremity ; build slender ; thorax clothed with hair 
and scales mixed and without crests ; tibiae slightly fringed 
with hair ; abdomen long, with slight rough hair at base of 
dorsum but without crests. Fore wing with the costa 
arched towards apex which is somewhat produced and acute, 
the termen obtusely angled at vein 4, then oblique, not 
crenulate ; vein 3 from before angle of cell ; 5 from just 
above angle ; 6 from upper angle ; 9 from 10 anastomosing 
with 8 to form the areole ; 11 from cell. Hind wing with 
the termen angled at vein 4 ; the cell about one-third length 
of wing ; veins 3, 4, 5 from angle ; 6, 7 from upper angle ; 
8 anastomosing with the cell near base only. 
Genus GONIOCARSIA, nov. 
Type, G. electrica, Schaus (Thermesia), Trans. Am. Ent. 
Soc. xxi. p. 244 (1894) ; Druce, Biol. Centr.-Am., Het. ii. 
p. 520 (1898). 
Proboscis fully developed ; palpi upturned, the 2nd joint 
reaching to vertex of head, moderately scaled in front and 
slightly fringed with hair behind towards extremity, the 
3rd long and slightly fringed Avith hair behind towards ex- 
tremity ; frons smooth, with large pointed tuft of hair above ; 
eyes large, round ; antennse of male Avith fasciculate cilia ; 
thorax clothed AAdth hair and scales mixed, the prothorax 
with small oblique triangular crest ; tibiae moderately fringed 
with hair ; abdomen AA-ith some rough hair at base of dorsum 
but without crests. Fore Aving Avith the costa slightly arched 
towards apex Avhich is somewhat produced, the termen 
slightly angled at vein 4, then oblique, slightly crenulate ; 
veins 3 and 5 from near angle of cell ; 6 from upper angle ; 
9 from 10 anastomosing with 8 to form the areole ; 11 from 
cell. Hind wing with the cell half the length of Aving ; veins 
3, 4 from angle ; 5 fully developed from just above angle ; 
6, 7 from upper angle ; 8 anastomosing with the cell near 
base only. 
