NORTH AMERICAN EUCOSMINAE, 77 



78. Two transverse parallel white lines on fore wing 79 



No such transverse white lines (92) nandana. 



79. A distinct dark spot at apex (112) aspidana. 



No such apical spot (91) dilatana. 



SO. Hind wing rust red (98) graduatana. 



Hind wing not rust red 81 



81. Fore wing red-brown, chocolate brown, or terra cotta with darker mark- 

 ings 82 



Fore wing white, whitish ochreous, grayish white, or dark ashy fuscous 



with darker markings 89 



S2. An obscure dark basal patch on fore wing; no dark spot on dorsal margin 

 darker than extreme base of wing; an obscure transverse dark shade 



across wing from dorsal margin near tornus to costa 86 



One or two dark spots on dorsal margin; inner dark spot darker than 

 extreme base of wing 83 



83. A distinct dark spot on dorsal margin of fore wing near base and one from 



costa near middle (sometimes reaching dorsal margin) ; the two spots not 



fusing (94) dorsisignatana. 



Dark markings not so placed ; or if so, fused into one mark 84 



84. Dorsal and costal dark spots on fore wing fused into a single gourd 



shaped mark 85 



Two dark spots on dorsal margin of fore wing; neither reaching to costa. 



(97) engelana. 



85. Ground color of fore wing dark brown (95) diffusana. 



Ground color of fore wing red-brown (96) similana. 



86. Outer transverse dark shade of fore wing outwardly edged with white 87 



No such white margin on transverse band 88 



87. Palpi and head ochreous fuscous sometimes slightly ferruginous but not 



purplish red (99) juncticiliana. 



Palpi and head purplish red (100) excusabilis. 



88. Scales on head and thorax brown tipped with white; hind wing dark 



brown (106) sombreana. 



Scales on head and thorax reddish brown; not tipped with white; hind 

 wing pale smoky fuscous (102) mandana. 



89. Fore wing dark ashy fuscous; darker markings indicated, but obscure, 



not contrasted with ground color 90 



Ground color of fore wing white or whitish ; if ashy gray, darker mark- 

 ings sharply contrasted 92 



90. Vertical metallic bars of ocellus of fore wing narrow (101) eumaea. 



Vertical metallic bars of ocellus of fore wing broad 91 



91. A narrow whitish patch on mid-dorsum of fore wing (123) womonaiia. 



No such whitish patch on dorsal margin of fore wing (124) vandana. 



92. An outwardly slanting fuscous band from middle of costa extending to and 



fusing with outer dorsal patch before tornus, forming a complete fascia_93 



No such complete fascia ; if indicated broken at or below middle by at least 



a line or shade of the pale ground color 101 



93. Ground color suffused with dark scales giving fore wing a decidedly grayish 



appearance . 94 



Ground color distinctly white; or somewhat dusted, giving fore wing a 



pale bluish white rather than a distinct gray tint 95 



7806—23 6 



