48 PROCEEDINGS OF THE NATIONAL MUSEUM vol. 90 



34. Brush of second segment of labial palpus trumpet-shaped; fore 



wing lavender-gray nebulosa (Zeller) (p. 110) 



Brush of second segment of labial palpus not trumpet-shaped; 



fore wing not lavender-gray 35 



35. Fore wing without row of dark subterminal spots; ground color 



gray, carmine tinted; third segment of labial palpus light 

 grayish ochreous with black apex and black spot near base 



anteriorly sanguinella (Busck) (p. 123) 



Fore wing and labial palpus otherwise 36 



36. Third segment of labial palpus with two conspicuous dark annul! 37 



Third segment of labial palpus without conspicuous bands; 



suffused with ochreous-gray outwardly muricolorella (Busck) (p. 64) 



37. Fore wing pale yellowish gray with rosy tint on apical third of 



wing and on basal half of inner margin canadensis (Busck )(p. 104) 



Fore wing ochreous-gray without rosy tint senicionella (Busck) (p. 107) 



38. Fore wing grayish fuscous 39 



Fore wing otherwise 40 



39. Fore wing without dark subterminal spots; third segment of 



labial palpus with subbasal and supramedial annuli and tip 



black cajonensis, new species (p. 82) 



Fore wing with dark subterminal spots; third segment with sub- 

 basal and supramedial annuli black; apex sordid whitish 



novi-mundi (Walsingham) (p. 87) 



40. Fore wing some shade of brown or fuscous 41 



Fore wing luteous, infuscated; cilia fuscous, tipped with luteous 



ciarkei Keifer (p. 66) 



41. Alar expanse, 16-17 mm 42 



Alar expanse, 20-25 mm 43 



42. Fore wing violaceous-brown; apical third of terminal segment of labial 



palpus black amyrisella (Busck) (p. 124) 



Fore wing ochreous-brown; terminal segment of labial palpus with 

 subbasal and supramedial annuli black; apical third ochreous-white 



amissella (Busck) (p. 117) 



43. Fore wing light brown, without row of dark subterminal spots 



pergandeella (Busck) (p. 116) 

 Fore wing brownish or ochreous-fuscous and with row of dark subter- 

 minal spots 44 



44. Third segment of labial palpus with basal three-fourths and apex black 



nigrinotella (Busck) (p. 101) 

 Third segment of labial palpus with subbasal and supramedial annuli 

 and apex blackish fuscous costimacula, new species (p. 102) 



KEY TO THE SPECIES OF AGONOPTERIX BASED ON MALE 

 GENITALIA 



1. Clasper short, flattened, longitudinal; tegumen and socii strongly sclero- 



tized (fig. 152) fulva (Walsingham) (p. 53) 



Clasper not flattened and socii never appreciably sclerotized (figs. 153, 



157, etc.) 2 



2. Socii small and widely separated; tegumen truncated (fig. 153) 3 



Socii and tegumen otherwise (fig. 62) 7 



3. Hairs of the transtillar lobes coarse and strong (fig. 156) 4 



Hairs of the transtillar lobes fine and weak (fig. 153) 6 



