106 PROCEEDINGS OF THE NATIONAL MUSEUM vol. 90 



each side and two indistinct median longitudinal rows of similarly 

 colored spots. 



Male genitalia. — Harpe rather broad basally, tapering gently to the 

 bluntly pointed cucullus, profusely clothed with coarse hairs; costa 

 narrowly sclerotized ; sacculus moderately sclerotized ; clasper slender, 

 gently excurved, bluntly pointed, with small basal protuberance, 

 reaching well beyond center of harpe ; distal end serrate ; clasper and 

 inner edge of sacculus heavily sclerotized. Anellus broader than 

 long, convex laterally and slightly concave on posterior edge ; lateral 

 lobes large, sparsely hairy. Aedeagus stout, gently curved, pointed; 

 vesica armed with a large elongate patch of strong but moderately 

 small cornuti. Vinculum rounded with small dorsoanterior process. 

 Transtilla a narrow lightly sclerotized band with large, hairy, lateral 

 lobes. Gnathos rather long, slender. Tegumen pointed. Socii 

 large, hairy, fleshy flaps. 



Female genitalia, — Genital plate moderately narrow; weakly 

 sclerotized around ostium with a broad convex anterior margin. 

 Ostium round, slightly nearer to anterior than posterior edge ; margin 

 narrowly sclerotized except posteriorly. Ductus bursae long, mem- 

 branous with entire inner surface studded with numerous minute 

 stout teeth anterior to inception of ductus seminalis ; ductus seminalis 

 well before ostium. Bursa copulatrix rather small, inner surface also 

 with numerous small teeth, but fewer than in ductus bursae ; signum 

 a moderately large irregularly shaped toothed plate. 



Alar expanse, 15-17 mm. 



Type. — In the United States National Museum. 



Type locality. — New Brighton, Pa. 



Food plant. — Heraclemn sp. 



Distribution. — Eastern United States and Canada west to British 

 Columbia. 



United States records 



Illinois: Chicago, $ (no date or collector) ; Monee, 2 $ S (VI-21-12, A. Kwiat). 

 New Jersey: Essex County Park, 5 S $ (VII-2-^6, W. D. Kearfott). 

 Pennsylvania: New Brighton, 22 5 5 , 9 (June and July dates, H. D. Merrick) ; 

 Oak Station, Allegheny Coimty, 16 S o , 4 5 $ (June dates, Fred Marloff). 



Canadian records 



British Columbia: Rolla (5-VIII-1927, P. N. Vroom). 



Manitoba: Riding Mountain Park, 2 $ S,S 9 9 (25-VI-33, J. McDunnough). 



Ontario: Trenton (VII-22-12, Evans). 



Saskatchewan: Indian Head (VII-22-25, J. J. de Gryse). 



Remarks. — The abdomen of the type is missing. The genitalia are 

 figured from a "cotype" male and a typical female. 



