310 PROCEEDINGS OF THE NATIONAL MUSEUM. vol. 50. 



gray, the lines whitish, darkly edged, the postmedial straight, the 

 subtermiiial UTegular. Hind wings below white irrorated with fus- 

 cous gray; a dark discal point and postmedial line; the subterminal 

 pale, darkly shaded. 



Expanse. — 27 mm. 



Habitat. — Zacualpan, Mexico. 



Type.— Cat. No. 19751, U.S.N.M. 



Genus GOROSINA Schaus. 

 Gorosina Schaus, Ann. Mag. Nat. Hist., ser. 8, vol. 11, 1913, p. 21. 



Female. — Palpi: Second joint long, obliquely ascending; third joint 

 short, angled back ; both joints with long fringe of hair above. Anten- 

 nae ciliate. Fore wings broad; costal margin convex; apex acute; 

 outer margin slightly oblique; vein 3 from well before lower angle; 

 4* and 5 from lower angle; 6 from upper angle, 7, 8, 9, 10 stalked; 

 11 free. Hind wings: Veins 3 and 4 stalked; 5 from lower angle; 

 6 and 7 on short stalk. 



Type of genus. — Gorosina ampla Schaus. 



Since publishing the original diagnosis of the genus a male has 

 been received which has the palpi upcurved over thorax, slender, and 

 moderately scaled. 



Genus COSCAGA Schaus. 



Coscaga Schaus, Proc. U. S. Nat. Mus., vol. 30, 1900, p. 131. 



Male. — Palpi upturned, short, slightly curved; second joint reach- 

 ing vertex, moderately scaled; third joint very small. Antennae 

 pubescent ciliate. Fore tibiae with hairy sheath, filled with long 

 flocculent scales; tarsi apparently obsolete. Fore wings: Apex acute; 

 outer margin rounded at middle, almost angled; vein 3 before lower 

 angle; 4 and 5 from lower angle; 6 from upper angle; 7, 8, 9, 10, 

 stalked; 11 free; rarely vein 7 is also free. Hind wings: Veins 3 and 

 4, and 6 and 7 stalked; 5 near lower angle. 



Type of genus — Coscaga angulata Schaus, the specific name sink- 

 ' ing as a synonym of Aristaria picatalis Schaus.^ The original de- 

 scription of Coscaga is erroneous. 



Genus ATHURMODES Dognin. 



Athurmodes Dognin, Hot. Am6r. Sud, fasc. 8, 1914, p. 73. 



Male. — Palpi upcurved, slender, reaching thorax; second joint 

 with short fringe in front; thu*d joint moderately hairy. Antennae 

 pubescent ciliate. Legs smootlily scaled. Fore wings: Costa trun- 

 cated at apex; vein 3 before lower angle; 4 and 5 from lower angle; 6 



« Proc. U. S. Nat. Mus., vol. 30, 1900, p. 125. 



