76 BUUL-ETIlsr 123, UNITED STATES NATIONAL MUSEUM. 



63. Longitudinal streaks black (82) bilineana. 



Longitudinal streaks white (85) mediostriata. 



64. Fore wing ashy-gray, whitish or pale golden 66 



Fore wing dark brown ; or ochreous partially clouded with blackish fuscous. 



65 



65. Fore wing dark brown ; costa finely strigulated with white. 



(103) fulminana. 

 Fore wing pale ochreous shading into blackish fuscous toward dorsum. 



(104) rusticana. 



66. With a brown spot or dash at apex of fore wing 67 



Without such spot (88) biplagata. 



67. A distinct brown streak from costa beyond middle slanting outwardly to 



near tornus, but not touching dorsal margin ; alar expanse under 20 mm. 



(89) primulana. 



A faint brownish dusting extending in an arc from costa beyond middle to 



apex, joining apical dot; alar expanse 26 mm. and over (87) bactrana. 



68. Fore wing with a single dark dash from middle of dorsal margin extending 



to middle of wing; or with a single dark patch covering most of dorsal 



margin 69 



Markings on dorsal margiii otherwise 70 



69. Dark patch extending from mid-dorsal margin, finger like, slanting out- 



wardly and extending to middle of wing (51) maculatana. 



Dark patch covering most of dorsal margin (22) heathiana. 



70. Male costal fold narrow, not flatly appressed, extending to middle of 



costa 71 



Male costal fold rather broad, flatly appressed, not extending beyond basal 

 third of costa 77 



71. Alar expanse 8 to 11 mm (90) gomonana. 



Altar expanse 13 mm. or over 72 



72. Head snow white ; fore wing without any short germinate spots on apical 



third of costa (52) sonomana. 



Head cream yellow or ochreous ; two or more short geminate spots on 

 apical third of costa 73 



73. Pale portions of fore wing whitish, semi-metallic (56) monitorana. 



Pale portions of fore wing yellow 74 



74. Dark portions of fore wing dark brick red 75 



Dai'k portions of fore wing pale rust red or brovsTi 76 



75. Posterior part of thorax heavily dusted with siilver gray scales ; outer costal 



spots of fore wing yellow (55) rescissoriana. 



Posterior part of thorax but faintly dusted with gray scales; outer costal 

 spots of fore wing brick red (54) cocana. 



76. Dark markings of fore wing rust red (53) bobana. 



Dark markings of fore wing brown (57) tocullionana. 



77. Fore wing with a dark basal patch, broader on costal than dorsal margin, 



not angulate; sometimes with a transverse white line extending across 

 wing parallel with this from middle, or just beyond middle of dorsal mar- 

 gin, toward costa ; or with an outer dark patch on dorsal margin not ex- 

 tending to costa but running parallel with such a basal patch 78 



Basal patch obscure, represented only by dusting on paler background ; if 

 present and distinct, straight or outwardly angulate, not appreciably 

 wider on costal than dorsal margins ; often broken and vanishing toward 

 costa ; sometimes only represented by a dark angulate spot on dorsal mar- 

 gin just beyond base; sometimes an outer transverse dark band on wing, 

 but latter, if present, not running parallel with basal patch 80 



