CATOCALA. 71 



below costa, the termeii grey-white ; hind wing as above but the 

 basal costal area white, the postmedial area white to vein 3 and 

 with some white at submedian fold, the medial black band narrower, 

 more irregular and oblique to vein 4, the termen grey-white. 



Ab. 1. diana. Abdomen partly pink. 



Ab. 2. hilli. Hind wing with the pink replaced by yellow. 



Hab. Canada, Ontario, Orillia (Bush), 1 $ type, Manitoba, Cart- 

 wright (Heath), 1 ^5" ; U.S.A., JSTorthern, Eastern, and Middle States, 

 Maine (GroU), 2 cf , 1 $ , New York, Zeller Coll. (Grote), 2^,2$, 

 Wisconsin, Milwaukee Co., 1 cJ . E.vp. 70-80 millim. 



Larva. Saunders, Proc. Ent. Soc. Phil. ii. p. 29. 



Dirty brown with a pale dorsal stripe ; 8th somite with a small 

 protuberance ; lObh somite with a lunulate mark ; head dark grey 

 mixed with red. Food-plants, Willow and Poplar. 



7183. Catocala optata. 



Catocala optata, GocLii-t, Lep. Fr. t. p. 63, pi. 47. f . 3 (1824) ; Mill. Icones, 



i. p. 270, pi. 3. ff. 2-5 ; Stand. Cat. Lep. pal. p. 248. 

 Noctua 02Jtahills, Hiibii. Eur. Schmett., Noct. ff. 734-6 (1827). 

 Catocala amanda, Boisd. Gen. & Ind. Meth. p. 167 (1840). 

 Catocala selecta, Boisd. Gen. & Ind. Meth. p. 167 (1840). 



Head and thorax grey-white mixed with brown ; palpi with 

 blacks bands towards extremity of 2nd joint and on 3rd joint ; frons 

 with lateral black bars ; a slight V-shaped black mark between 

 antennae ; tegulae with slight dark line near base and blackish band 

 near tips ; prothorax with narrow dark brown band, the patagia 

 with black streaks near edges; abdomen pale brown, the ventral 

 surface white. Fore wing grey sufPused with red-brown ; subbasal 

 line black, excurved below eosta and ending at submedian fold ; a 

 diffused black-brown fascia below the cell to the antemedial line, 

 which is black slightly defined on inner side by white, slightly 

 angled outwards beloAV costa, oblique and slightly sinuous to sub- 

 median fold, angled inwards at vein 1, excurved and obsolescent 

 above inner margin ; reniform with whitish annukis incompletely 

 defined by black, its outer edge somewhat dentate, its centre slightly 

 defined by brown, an oblique brownish striga above it from costa 

 and black streaks beyond it on base of veins 4, 3 ; a spot defined by 

 black below end of cell connected by a sinus with the postmedial 

 line at vein 2 ; postmedial line black slightly defined on outer side 

 by whitish, bent outwards below costa, then oblique and slightly 

 sinuous, very acutely angled outwards above and below vein 5, then 

 strongly dentate, angled outwards at submedian fold and inwards 

 at vein 1 : subterminal line slight, white, dentate, oblique from 

 costa to below vein 6 ; the veins of terminal area with black streaks ; 

 a series of minute black points before termen with slight white 

 points beyond them. Hind wing crimson-pink ; an obliquely curved 

 medial black band from costa to submedian fold, its outer edge 

 slightly angled outwards at vein 5 ; terminal area black, narrowing 

 to tornus, its inner edge slightly incurved at vein 2 ; the termen 



