394 PROCEEDINGS OF THE NATIONAL MUSEUM. vol. 50. 



Genus OROSCOPA Druce. 

 Oroscopa Druce, Biol. Centr. Amer., Ilet., vol. 1, 1891, p. 48G, pi. 40, figs. 22, 23. 



Female. — Antennae with minute bristles. Palpi long, obliquely 

 ascending, slender; 2d joint with triangular fringe above; 3d joint a 

 little more than half the length of 2d, smooth, with small tuft above 

 before end. Wmgs deeply crenulate. Forewings: Vein 3 from lower 

 angle; 4, and 5 apart above angle; 6 below upper angle; areole dou- 

 ble; 7 from lower areole; 8 and 9 on long stalk from near 7; 10 and 11 

 stalked from upper areole. Ilmd wings: Veins 3 and 4 from lower 

 angle; 5 well above angle; 6 and 7 from upper angle. 



Type of genus. — Ovoscope concha Druce. 



The genus also contains : 

 Oroscopa privigna (Pangrapta) Moschler, Lep. Surinam, pt. 3, 1880, 

 p. 465, pi. 8, fig. 18 = Oroscopa delicota Schaus, Ann. Mag. Nat, Hist., 

 ser. 8, vol, 8, 1911, p. 224= Freilla alastor Schaus, Proc. Ent. Soc. 

 Wash., vol. 14, 1912, p. 217. 



Oroscopa punctata Druce, Biol. Centr. Amer., Het., vol. 1, 1891, p. 

 486, pi. 40, fig. 23. 



Oroscopa calverti Schaus, Ann. Mag. Nat. Hist., ser. 8, vol, 8, 1911, 

 p. 224. 



Oroscopa Jiacuplia Schaus, Ann, Mag. Nat. Hist., ser, 8, vol, 8, 

 1911, p, 225, 



Oroscopa noctifera Schaus, Proc, Ent, Soc, Wash., vol. 14, 1912 

 p. 172. 



Oroscopa helus Schaus, Proc. U. S. Nat. Mus., vol. 46, 1914, p. 524. 



OROSCOPA ELECTRONA, new species. 



Male. — Palpi, head, front of collar, and tibiae dark brown; tarsi 

 pale ochreous; collar, thorax, abdomen, and forewings grayish ochre. 

 Forewings: Some scattered brown and black irrorations; an ante- 

 medial fine, angled, brown line on costal margin; some fuscous scales 

 on discocellular followed by a white spot; a postmedial grayish fascia 

 divided by four fine brown lines, deeply outcurved beyond cell, then 

 wavily inbent toward base, followed on inner margin by a yellowish 

 shade; outer margin partly suffused witli brown; subterminal small 

 brown spots irrorated with white, from vein 3 to iiuier margin, fol- 

 lowed by a dark brown shade. Hind wmgs grayish ocher on basal 

 half, crossed by antemedial, a diffuse dark-brown fascia; a fuscous 

 point on discocellular; medial dark points, the largest on costa; outer 

 half of wing bright brownish to a darker shade, straight from apex to 

 inner margin near angle; terminal space dark grayish brown. Wings 

 below pale grayish ocher, thinly irrorated with fuscous brown; 

 irregular subterminal dark spots and suffusions. Forewings: An 

 irregular medial fuscous fascia narrow on costa; a white spot beyond 



