208 William T. M. Forbes 



39. Head whitish ochreous; white on fore wing distinct 40 



Head dark grayish ochreous; white on fore wing almost completely obscured 



by ochreous or fuscous scaling 41 



40. Fuscous dustings on white areas of fore wing slight, not forming conspicuous 



spots or dashes ( 41 ) fagicosticella. 



Fuscous dustings pronounced on white areas, crowded to form a blackish-brown 

 dash at end of cell ( 42 ) amaranthella. 



41. Antennae distinctly annulated (43) vagans. 



Antenna? not distinctly annulated (44) lapidicornis. 



42. Antenna simple or white ; only slight basal tuft 43 



Basal tuft on antenna well developed 44 



43. Fore wing pure white, unmarked (45) argentialbella. 



Fore wing pure white except apex which is strongly tinged with pale golden 



yellow ; ( 46 ) leucochry sella. 



44. Fore wing white at least at base 45 



Fore wing without any white; ochreous at base 47 



45. White on fore wing limited to basal half of wing . 46 



White on fore wing not limited to basal half of wing 49 



46. Fore wing shading from white at base to straw color; coppery at apex. 



( 47 ) viburnella. 

 Fore wing brown or clouded with brownish from middle to apex 48 



47. Cilia of fore wing and hind wing ochreous fuscous, lighter than wings. 



( 48 ) nigralineella. 

 Cilia of fore wing and hind wing dark smoky fuscous, concolorous with darkest 

 parts of wings ' ( 49 ) tilicefoliella. 



48. Head, thorax, and antennal tuft pure white (50) roscefoliella. 



Head, thorax, and antennal tuft white sprinkled with grayish fuscous. 



(51) maUvoretla. 



49. Fore wing faintly striped and dusted toward apex with ochreous and fuscous. 



( 52 ) atromarginata. 

 Fore wing more or less dusted with ochreous fuscous but not striped 50 



50. Dark dustings abundant and well scattered over fore wing. ... (53) elceagnisella, 

 Dark dustings sparse and limited to apical half of fore wing 51 



51. Apex of fore wing lightly dusted with blackish fuscous scales.. (54) querciella. 

 ■ Apex of fore wing lightly dusted with ochreous or golden scales . . ( 55 ) atlantica. 



I. Moths with fore wings gray-brown, unicolorous, sometimes tinged with ochre- 

 ous or darker shades but not striped or otherwise marked. Larval cases with 

 -posterior end's flatly or triangularly compressed. Larvce leaf-miners or seed 

 feeders. 



( 1 ) C. cerasivorella Packard. 



Alar expanse : 9—9 . 5 mm. 



Localities: Massachusetts; Wisconsin. (June). 



Food plants: Cherry; apple. 



Larval case : Unknown. 

 Moths in the United States National Museum are without the larval case. They 

 were reared from apple in Bellingham, Wisconsin. Packard reared the moths 

 from larvae taken feeding on leaves of cherry, at Salem, .Massachusetts, but he 

 gives no description of the larval case. 



(2) C. zelleriella Chambers. 



Alar expanse : 9 mm. 



Locality : Kentucky. 



Food plant: Unknown. 



Larval case: Ochreous; slender; cylindrical; tapering slightly to each end; 



posterior end triangularly compressed; 12 mm. long (From 



Chambers' description ) . 



