156 NOCTUJD.E. 



and on inner margin and some dark suffusion beyond it with white 

 points on costa; subterminal line absent ; a series of small black 

 spots on termen and base of cilia. Hind wing silvery white with 

 faint discoidal spot, traces of postmedial line and terminal series 

 of small blackish spots ; the underside with black discoidal spot, 

 indistinct waved postmedial line, and terminal series of small black 

 spots. 



2 . Slightly browner, the hind wing somewhat more irrorated 

 with fuscous. 



Ab. 1. yriseor. Somewhat larger, fore wing more irrorated with 

 fuscous and the lines more distinctly detiued by black. — Br. 

 Columbia. 



Hub. Canada {Norman), 1 S > Ottawa (Gibson, Young, Saunders), 

 2cf, 5 £ , Ontario, London, Manitoba, Aweme (Criddle), 1 £, Br. 

 Columbia, Kaslo ; U.S.A., Maine, New Hampshire, Jefferson, New 

 York, Rochester, Ithaca, Long Island, Evans Center (Grote), 2 J, 

 3 § , Trenton Falls (Doubleda;/), 1 J , 1 $ type, Pennsylvania, Distr. 

 of Columbia, Washington. Exp. 35-47 millim. 



Larva. Beutemmiller, Ent. News Philad. ii. p. 153 (1891). 



Head whitish, the vertices of the lobes black ; body grey-brown; 

 warts i and ii black ; two lateral series of yellow spots between 

 them ; secondary hairs sparse, whitish ; ventral surface grey. 

 Food-plant : ? Hickory. 



Ab. griseor. — Head mottled with black below, red on the vertices 

 of the lobes. Body flattened, with a fringe of hairs along the 

 subventral edge ; brown, the dorsal tubercles dark, the lateral ones 

 pale ; hairs short, sparse, growing from the skin. Food-plant : 

 Birch.— H. G. D. 



*3751. Acronycta Othello. (Plate CXXVII. fig. 5.) 

 Acronycta othello, Smith, Ann. N.Y. Ac. Sci. xviii. p. 94 (1908). 



Head and thorax whitish grey mixed with fuscous black, the 

 vertex of head black, the tegulte mostly black, the edges of patagia 

 and vertex of thorax black ; tarsi fuscous, ringed with white ; 

 abdomen fuscous grey, the ventral surface whitish. Fore wing 

 with the basal area bluish grey suffused with black, the medial area 

 below and beyond the cell black, the terminal area grey with the 

 veins streaked with black ; autemedial line double, black, obliquely 

 cxcurved and waved ; orbicular defined by black, small, round ; 

 reniform incompletely defined by black, small or moderate, obscured 

 by the medial shade ; postmedial line double, black, the outer lino 

 more distinct, bent outwards below costa, then dentate, strongly 

 incurved below vein 4, a black streak from it to termen in sub- 

 median fold ; subterminal line absent ; cilia intersected with black. 

 Hind wing of male white, in female suffused with greyish fuscous ; 

 the underside white irrorated with fuscous, a small black discoidal spot. 



Hab. U.S.A., California, San Diego. Exp. 44 millim. This 

 species is unknown to me ; figured from a drawing from type iu 

 Coll. J. B. Smith. 



