128 PROCEEDINGS OF THE NATIONAL MUSEUM vol.90 



MARTYRHILDA CANELLA (Busck) 



Plate 2, Figure! 17; Plate 6, Figure 44; Plate 10, Figures 67, 67a; 

 Plate 16, Figure 100 



Depressaria canella Busck, Proc. U. S. Nat. Mus., vol. 27, p. 764, 1904.— 



Meyrick, in Wytsman, Genera insectorum, fasc. ISO, p. 176, 1922. — Gaede, 



in Bryk, Lepidopterorum catalogus, pt. 92, p. 311, 1939. 

 Agmopteryx canella Busck, Proc. U. S. Nat. Mus., vol. 85, p. 198, 1908.— 



Forbes, Cornell Univ. Agr. Exp. Stat., Memoir 68, p. 238, 1923. 

 Agonopterix canella (Busck) McDunnough, Check list of the Lepidoptera 



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



No. 8433, 1939. 

 Agnoptcryx canella (Busck) Barnes and McDunnough, Check list of the 



Lepidoptera of Boreal America, No. 6437, 1917. 

 Agonopteryx cogitata Braun, Can. Ent., vol. 58, p. 47, 1926. 

 Agonopterix cogitata (Braun) McDunnough, Check list of the Lepidoptera of 



Canada and the United States of America (Part 2, Microlepidoptera ) , No. 



8433, 1939. (As. synonym of canella (Busck) ). 

 Depressaria cogitata (Braun) Gaede, in Bryk, Lepidopterorum catalogus, pt. 



92, p. 316, 1939. 



Labial palpus white strongly irrorated with fuscous. Antenna, 

 head, and collar of thorax fuscous to black; face whitish. Thorax 

 and ground color of fore wing pure white, the latter marked with 

 black, brown, and fuscous ; basal third with a few inconspicuous black 

 and fuscous spots and fine strigulae; from costa, at middle, a large 

 fuscous blotch extending to near middle of cell edged above and below 

 with brown and preceded by a black crescentic dash; around termen 

 a series of black or fuscous spots ; cilia whitish strongly suffused with 

 fuscous. Hind wing light fuscous; cilia whitish. Legs white 

 strongly mottled and overlaid with fuscous or black. Abdomen 

 white with a black lateral stripe on each side beneath. 



Male genitalia. — Harpe lightly sclerotized except for sacculus, 

 which is heavily sclerotized and deeply folded ; sacculus produced to 

 form a broadly bifid clasper, transverse arm long, extending beyond 

 middle of harpe, the other produced toward cucuUus. Anellus a 

 broad, sclerotized plate, dorsoventrally concave; two dorsal projec- 

 tions laterally produced. Aedeagus stout, blunt; vesica armed with 

 several stout cornuti, the terminals (1-3) at right angles to the long 

 axis of the aedeagus forming hook. Vinculum broad, rounded. 

 Lobes of transtilla not fused. Gnathos a reniform, heavily spined 

 knob. 



Female genitalia. — Ostium round. Genital plate heavily sclerotized 

 at edges of ostium ; ductus bursae short, constricted just before bursa 

 copulatrix ; the posterior portion broad, heavily sclerotized ; near the 

 anterior edge of the sclerotized portion of the ductus a group of 18 

 short, stout spines (this probably varies) . Signum of bursa copulatrix 

 a large oval plate. 



