154 PROCEEDINGS OF THE NATIONAL MUSEUM vol. 90 



by a rapidly fading and spreading brownish shade; between the discal 

 bar and costa a short, poorly defined blackish-fuscous bar followed by 

 a blackish-fuscous spot before apex; before the discal bar, in cell, a 

 conspicuous, broad, curved, longitudinal, blackish-fuscous bar, which 

 does not reach base of wing but is preceded by a similarly colored 

 narrow dash and one or two spots from base of wing at costa ; from 

 apex, around termen, a series of blackish-fuscous spots; cilia pale 

 gray lightly suffused with brown. Hind wing shining gray with a 

 fine terminal brown line ; cilia lighter, shining, with narrow subbasal 

 and two subterminal, faint brown bands. Legs shining creamy white 

 strongly overlaid with blackish fuscous except at joints and on hind 

 tibiae. Abdomen sordid ochreous, faintly suffused with fuscous 

 beneath. 



Male genitalia. — Harpe long, narrow, slightly wider before cucul- 

 lus; clasper absent, sacculus produced as a forked process; cucullus 

 narrow, bluntly pointed; costa and sacculus sclerotized, with area 

 between them membranous. Anellus a broad plate produced pos- 

 teriorly as a semicylinder ; basolateral lobes indicated by a few hairs. 

 Aedeagus long, slender, curved, terminating in a slender, curved 

 point; vesica armed with two, long, slender cornuti, one about half 

 the length of the other. Vinculum rounded. Lobes of transtilla long, 

 digitate, hairy, and fused with anellus at base. Tegumen rounded. 

 Socii mainly indicated by a few hairs. 



Female genitalia. — Genital plate narrow. Ostium cup-shaped. 

 Ductus bursae a long convoluted tube with a small subtriangular 

 sclerotized area near ostium ; inception of ductus seminalis just before 

 ostium. Bursa copulatrix large, oval; signum a small toothed plate 

 about middle of bursa copulatrix. 



Alar expanse, 24-31 mm. 



Type. — In the United States National Museum. 



Type locality^ — New Brighton, Pa. 



Food plant. — Unknown. 



Distribution. — Northeastern United States and Canada to western 

 British Columbia. 



United States records 



Maine: Bar Harbor, $ (13-V-1937, A. E. Brower). 

 New Hampshire: Hampton, 5 (l-IV-1907, S. A. Shaw). 

 New York: Big Indian Valley, Albany (ace. Forbes). 



Pennsylvania: New Brighton, 12 S S, 4 $ $ (March and April dates, 1902- 

 1904, H. D. Merrick). 



Canadian records 



British Cohimbia: Salmon Arm, $ (16-V-1922, W. R Buckell). 

 Manitoba: Aweme, $ (15-V-1905, N. Griddle) ; Cartwright, $ (no date, E. F. 

 Heath). 



