10 PROCEEDINGS OF THE NATIONAL MUSEUM vol. hq 



20. Vein 3 of forewing from before end of cell, 3 and 4 moderately distant; dorsal 



margin tapering gradually to apex, dorsal and costal margins slightly 

 convex before apex; flange of aedeagus without a well-defined apical area. 



21 

 Vein 3 of forewing usually from end of cell, 3 and 4 connate or short stalked; 

 dorsal margin slightly angled at end of 2, apex relatively acute; free por- 

 tion of sclerotized flange of aedeagus with relatively parallel edges, apex 

 blunt variabilis (Busck) 



21. Smaller species (forewing length: average 7.9 mm, range 7.0-8.5 mm); 



forewing with a pale yellow to brownish-orange subcostal streak from near 

 base to one-third, a strong black dash on dorsal margin of cell from near 

 base of two-fifths and another on costal margin of cell from two-fifths to 



three-fifths (fig. 25) sironae, new species 



Larger species (forewing length: average 9.4 mm, range 8.2-11.5 mm); 

 forewing usually lacking pale subcostal streak, many specimens lack the 

 black dashes bordering the cell 22 



22. Forewing red brown with dark brown to brown black streaks (fig, 27). 



thaliae, new species, in part 



Forewing gray brown, buff brown, or brown, usually not strong red brown; 



anterior margin of eighth tergum more or less smoothly curved (fig. 24). 



rectistrigella (Barnes and Busck) 



Lita virgella (Thunberg) 



Figures 1, 66, 136, 169, 170 



Tinea virgella Thunberg, 1794, Dissertatio entomologica sistens insecta Suecica, 



p. 92. 

 Lita virgella. — Walsingham, 1915, in Godman and Salvin, Biologia Centrali- 



Americana, vol. 42 (Lepidoptera-Heterocera, vol. 4), p. 410. 

 Anacampsis longicornis Curtis, 1827, British Ent., vol. 4, p. 189, 

 Tinea histrionella Geyer, 1832, Samml. Europiiischer Schmett., Tineae, pi. 70. 

 Lita zebrella Treitschke, 1833, Die Schmett. Europa, vol. 9, pt. 2, p. 82. 

 Gelechia alternella Kearfott, 1908, Journ. New York Ent, Soc, vol, 16, p. 185, 

 Gelechia petulans Braun, 1925, Canadian Ent., vol. 57, p. 125. 



Maculation : as in figure 1 . Head : anterior surface of tongue covered 

 ^vith white and pale brown scales from base to one-third length; 

 maxillary palpus white, sometimes with dusting of bro\vn, porrect or 

 curved over base of tongue; first segment of labial palpus white with 

 ocherous stripe on outer surface, second segment white with dusting of 

 brown scales, becoming more dense distally, third segment brown with 

 dusting of white scales; scape of antenna brown heavily dusted with 

 white, dorsal surface of shaft ^vith segments brown on basal half, 

 brown mixed with buff on distal haK, ventral surface with more buff 

 scales basally, brown distally; frons with a series of whitish scales from 

 margin of eye to base of tongue, scales light brown and pale buff 

 medially; vertex and occiput wdth scales light to medium brown 

 apically, paler basally. Thorax: uneven brown. Forewing: dark 

 brown with varying amounts of white defining pattern, distal third of 

 wing often suffused with ocherous scales, cilia fuscous, Hind wing: 



