REVISION OF THE OECOPHORIDAE — CLARKE 151 



4. Vesica with one or two slender cornuti (fig. 141) _ merriccella Dyar (p. 153) 

 Vesica with cluster of slender cornuti (fig. 140) 



packardella (Clemens) (p. 151) 



5. Outer dorsal edge of sacculus evenly curved (fig. 138) 



megamicrella Dyar (p. 157) 

 Outer dorsal edge of sacculus sharply angulate (fig. 139) 



braunae, new species (p. 159) 



6. Vesica armed with a stout, moderately short curved cornutus (fig. 



135a) aurorella Dyar (p. 160) 



Vesica armed with a stout, long, straight cornutus (fig. 136) 



mcdunnoughi, new species (p. 162) 



KEY TO THE SPECIES OF SEMIOSCOPIS BASED ON FEMALE 

 GENITALIA 



1. Ductus bursae with a conspicuous, large sclerotized area (figs. 



223, 224, 226) 2 



Ductus bursae membranous or with a minute subtriangular 



sclerotized area adjacent to ostium (figs. 225, 227, 228) 4 



2. Ductus bursae sclerotized adjacent to bursa copulatrix (fig. 223) 



aurorella Dyar (p. 160) 

 Ductus bursae membranous adjacent to bursa copulatrix (figs. 224, 226) — 3 



3. Ostial opening as narrow as or narrower than portion of genital 



plate posterior to it; loop of ductus bursae sclerotized for less 



than half its length (fig. 224) bravmae, new species (p. 159) 



Ostial opening wider than portion of genital plate posterior to it; 

 loop of ductus bursae sclerotized for more than half of its length 

 (fig. 226) megamicrella Dyar (p. 157) 



4. Ovipositor lobes armed with hooked macrosetae (fig. 225) 



inomata Walsingham (p. 155) 

 Ovipositor lobes without hooked macrosetae 5 



5. Bursa copulatrix elongate, definitely asymmetrical; signum 



minute, in posterior part of bursa (fig. 228a) _ packardella (Clemens) (p. 151) 

 Bursa copulatrix oval, not definitely asymmetrical; signum small, 



about middle of bursa copulatrix (fig. 227) merriccella Dyar (p. 153) 



SEMIOSCOPIS PACKARDELLA (Clemens) 



Plate 23, Figuke 140, 140a ; Plate 40, Figubes 228, ^8a 



Enicostoma pacJi-ardclla Clemens, Proc. Ent. See. Philadelphia, vol. 2, p. 125, 

 1S63 ; in Staiuton, The Tineina of North America, p. 231, 1872.— Bxtsok, Proc. 

 Ent. Soc. Washington, vol. 5, p. 214, 1903. 



Semioscopis packardella (Clemens) Dyab, Can. Ent., vol. 34, p. 319, 1902. — 

 Busck, m Dyar, U. S. Nat. Mus., Bull. 52, No. 5893, 1903; Proc. Ent. Soc. 

 Washington, vol. 5, p. 214, 1903. — Keakfott, in Smith, Check List of the Lepi- 

 doptera of Boreal America, No. 643G, 1903.— Busck, Proc. U. S. Nat. Mus., 

 vol. 35, p. 201, 1908. — Baknes and aicDuNNOUGH, Check list of the Lepidop- 

 tera of Boreal America, No. 6484, 1917. — Fokees, Cornell Univ. Agr. Exp. 

 Stat. Memoir 68, p. 244, 1923; in Leonard, Cornell Univ. Agr. Exp. Stat. 

 Memoir 101, p. 546, 1928. 



Epigraphia packardella (Clemens) Walsingham, Trans. Amer. Ent. Soc. Phila- 

 delphia, vol. 10, p. 174, 1SS2. — Meyrick, in Wytsman, Genera insectorum, fasc. 

 180, p. 186, 1922.— McDunnough, Check list of the Lepidoptera of Canada 



