NORTH AMERICAN LEPIDOPTERA. 161 



PHYCID^. 



KEFHOPTKRYX Hiibu. 



Xephopteryx actnalis sp. nov. — Expands 26 mm. Palpi, liead and tho- 

 rax black, with intermingled white scales giving a dark gray aspect. Abdomen 

 grayish fuscous; fore wings cinereous fuscous, basal space in middle reddish; 

 first line white, edged outwardly with black which is pronounced at costa; this 

 line is angulated twice and begins on co.sta as far from base as on inner margin ; 

 middle space cinereous fuscous outwardly ; outer line white, angulated ; outer 

 space with reddish, except at costa and posteriorly ; a marginal line of well- 

 marked black dots and a black discal spot on middle field ; hind wings dark 

 fuscous ; margin black ; all fringes light fuscous, black at base ; beneath, quite 

 even fuscous, a faint outer lighter line on fore wings. 



One % , Colorado. Near A\ fenestrella Pack. 



Nephopteryx delassalis sp. nov. — Expands 24 mm. Palpi fuscous, 

 reddish in front. Thorax reddish ochreous. Abdomen fuscous ; fore wings red- 

 dish ochreous, quite even ; costa on outer half narrowly white; first line scarcely 

 perceptible anteriorly, whitish ochreous posteriorly with rather heavy black 

 shadings ; within and beyond these shadings indistinct whitish ochreous spots ; 

 outer line near margin evenly and strongly curved outward ; hind wings fuscous 

 outwardly, shading to light translucent fuscous towards base ; a dark marginal 

 line present ; beneath, fore wings fuscous, with a faint reddish tinge ; outer space 

 a shade the lighter ; hind wings as above ; fringes above light fuscous, darker at 

 base ; light fuscous below. 



One 9 . Nevada. 



Nephopteryx perruscalis sp. motj.— Expands 26 mm. Palpi and head 

 dark fuscous ; thorax above nearly black. Abdomen fuscous, with first segment 

 black and second black above ; fore wings blackish fuscous, with an ochreous 

 shade medially on costa; two white cross lines rather broad, the first beginning 

 below subcostal space going obliquely to inner margin, the outer near margin and 

 parallel with it ; discal space incompletely annulated with white ; hind wings 

 dark fuscous ; all fringes white, fuscous at base ; beneath even, light fuscous, a 

 little lighter on outer field. 



One 9 1 California. 



Nephopteryx lallatali^ sp. how.— Expands 30 mm. Palpi cinereous, 

 black at base of second la])ial segment and at tip. Head and thorax cinereous. 

 Abdomen nearly white, a little fuscous anteriorly on each segment ; the whole 

 of these peppered with black scales ; fore wings cinereous, being white with a 

 liberal peppering of black scales, most decided centrally and posteriorly ; lines 

 hardly to be traced ; the first one showing in a white crescent, concave outwardly 

 along inner margin and located on costa by black point outwardly ; discal spot 

 black, minute ; outer line evident in an apical white crescent, concave outwardly, 

 inclosing fuscous space ; apex white ; marginal line black ; fringe gray ; hind 

 wings translucent light fuscous ; fringe a shade lighter ; beneath, fuscous ; the 

 hind wings lighter; a black diffuse spot at apex of fore wings indicating the 

 outer cross line. 



One % one 9 , Nevada. 



TEANS. AMEE. ENT. SOC. XIII. (21) .lULY, 1886. 



