NO. U56. 



NEW GEOMETRW MOrilS-WARREN. 497 



Abdomen ochreous instead of fuscous. 

 Expanse of wings. — 30 mm. 



LoGaj;Uj.~^i. Laurent, Maroni River, French Guiana; 1 male 1 

 female, September, 1904, 

 The discocellular of hindwing is very oblique in the male. 

 Type.~Q2,i. No. 9339, U.S.N.M. 



Genus HEMIPHRICTA, new genus. 

 Allied to the o-roup of genera including- Berl>erodes Guenee and 

 hallanlwphora Butler; forewing much narrower, hind maro-in far 

 more obliquely curved, and the inner margin therefore shoi^ter by 

 comparison; the inner margin of hindwing longer; antenna, of male 

 with sessile fascicles of cilia; hindwing of male beneath, except at 

 base, clothed with rough curved scales; scaling otherwise very fine and 

 glossy. 



Type. — Heyniphricta alh/eostata. new species. 



HEMIPHRICTA ALBICOSTATA, new species. 



.R^m^^/;^<7. -Bronzy olive-brown; the costal edge gilded yellow 

 with short purplish striations; below it a broad pearl-white subcostal 

 streak from base of inner margin to apex, hardly interrupted at one- 

 fourth, two-thirds, and five-sixths by brown transverse lines, of which 

 only the submarginal can be traced as a very fine bluish white lunulate- 

 dentate line to three-fourths of inner margin; dark marginal dashes 

 between the veins; fringe concolorous; cell spot pearly white, half 

 hidden by the subcostal streak. 



///.jr/^/vV^^. -Deeper in color, more purplish bronze; the submar- 

 ginal hue only visible, as in forewing. 



Under side of forewing iridesceirt pinkish cinereous, paler alono- 

 costa and before a broad, dark marginal border; hindwing covered 

 with rough curved brown scales, except along costa, which is broadh- 

 pearly lustrous. 



' Face, palpi, and vertex ),right ferruginous; collar dark brown and 

 ' ferruginous; shoulders and base of patagia pearly white; thorax and 

 abdomen bronze-gray; pectus woolly, white; legs laterally fuscous. 



JLxjMmse of wings.— -^^ mm. 



I^eaUty.St. Jean, Maroni River, French Guiana; August, 1904 



/yi?6^— Cat. No. 9340, U.S.N.M. 



Genus NEOZUGA, new genus. 



Forewing.— Qost^ straight, convex before apex which is blunf 

 hmd margin hardly sinuous. 



mndwing.—mrrow; both angles and hind margin rounded. 



Antenna of male simple, filiform; palpi porrect, short, roughly 

 scaled; tongue weak; frenulum present; hind tibiae thickened, with 

 four spurs, one much longer than the others. 

 Proc. N. M. vol. XXX— 06 32 



