REVISION OF THE OECOPHORIDAE — CLARKE 133 



patch on each side inwardly ; anterolateral edge narrowly but heavily 

 sclerotized. Ductus bursae membranous, short, broad, with 10 or 11 

 short, stout, strongly sclerotized, thornlike teeth inwardly ; inception 

 of ductus seminalis adjacent to ostium. Bursa copulatrix moderately 

 large, round ; signum a large, round, toothed plate. 

 Alar expanse, 18-21 mm. 

 Type. — In the Canadian National collection. 



Paratyfes. — U. S. N. M. No. 53258 ; also in the Canadian National 

 collection. 



Type locality. — Shingle Creek, Penticton, British Columbia. 

 Food plant. — Unknown. 



RemarJcs. — Described from the $ type, 10 $ and 3 $ paratypes 

 from British Columbia as follows: Brent's Landing, Penticton, 

 Z $ $ (30-V-1935) ; Shingle Creek, Penticton, & $ $ (1&-V-1936) ; 

 Shingle Creek Road, Keremeos, $ (8-VI-1935) ; Summerland, 2 9 $ 

 (25-V-1935) ; Vaseaux Lake, 9 (18-V-1936), all collected by A. N. 

 Gartrell; Penticton, $ (7-VI-1935, J. McDunnough). The entire 

 type series was submitted by Dr. McDunnough. 



This is the third species of the genus from North America with a 

 white ground color to come to my attention. 



The costa of the fore wing of the female is somewhat straighter 

 than that of the male and is more nearly parallel to the inner margin, 

 producing a wing that is narrower and of nearly equal width 

 throughout its length. 



MARTYRHILDA GRACILIS (Walsingham) 



Plate 24, Figotjes 142, 142ji ; Plate 41, Figube 233 



Depressaria gracilis Walsingham, Ins. Life, vol. 1, p. 257, 1889. — Busck. Proc. 



U. S. Nat. Mus., vol. 24, p. 737, 1902; in Dyar, U. S. Nat. Mus. Bull. 52, 



No. 5857, 1903.— Keaefott, in Smith, List of the Lepidoptera of Boreal 



America, No. 6400, 1903. — IVIeyrick, in Wytsman, Genera insectorum, fasc. 



180, p. 177, 1922.— Gaede, in Bryk, Lepidopterorum catalogus, pt. 92, p. 325, 



1939. 

 Agonopteryx gracilis (Walsingham) Busck, Proc. U. S. Nat. Mus., vol. 35, p. 



198, 1908. 

 Agonopterix gracilis (WalsinglVam) McDunnough, Check list of the Lepidoptera 



of Canada and the United States of America (Part 2, Microlepidoptera), 



No. 8457, 1939. 

 Agnopterjix gracilis (Walsingham) Barnes and McDunnough, Check list of the 



Lepidoptera of Boreal America, No. 6436, 1917. 



Labial palpus straw yellow ; second segment blotched with reddish 

 brown outwardly; third segment with a reddish-brown subapical 

 annulus. Antenna with basal segment dark brown, remainder brown. 

 Head straw yellow with a light reddish-brown patch above the base 

 of each antenna. Thorax and base of forcwing dark reddish brown. 

 Ground color of fore wing and cilia straw yellow; discal spots dark 



