I.XAKGTA. 230 



Larva. Meyr. Brit. Lep. p. 118 ; Barrett. Lep. Brit. v. p. 80S. pi. 223. f. 2. 



Pale dull green irrorated with white ; segmental incisures 

 yellowish ; dorsal and subdorsal lines white ; spiracular Hue double, 

 white ; spiracles edged with purple ; head pale yellow. Pood- 

 plants : Birch, Oak. 5-6. 



461o. Enargia decolora. (Plate CXLII. fig. 14.) 



Mytkimna decolor, Wlk. xv. 1658 (1859). 



Ortho-iia infuniata, Grote, Bull. Buff. Soc. Nat. Sri. H. p. 1GU (1871 . 



smia punctirena, Smith. Can. Ent. xxxii. p. 222 (1900) ; Dyar, Oat, Lep. 



N. Am. p. L79. 

 Cosmia discolor. Smith, Cat. Noct. X. Am. p. 214 (1893). 



Head and thorax orange-red mixed with yellowish ; palpi 

 brownish mixed with white ; pectus and legs white tinged with 

 brown ; abdomen ochreous white dorsally suffused with brown, the 

 anal tuft and ventral surface tinged with rufous. Pore wing 

 orange-red slightly irrorated with brown ; subbasal line brown, 

 from costa to submedian fold; antemedial line brown, oblique from 

 costa to submedian fold, then inwardly oblique; orbicular and 

 reniform large, defined by brown, the former large, the latter with 

 blackish spot at lower angle of cell ; a diffused fuscous medial 

 shade, oblique from costa to reniform and incurved from lower 

 angle of cell to inner margin ; postmedial line brown, oblique from 

 costa to vein and incurved below vein 4 ; a broad oblique fuscous 

 brown shade from costa before subterminal line to lower angle of 

 cell ; subterminal line yellowish, excnrved at vein 7 and at middle ; 

 terminal area suffused with fuscous brown except at apex ; a 

 terminal series of slight dark points ; cilia red-brown, whitish at 

 tips. Hind wing very pale yellow with a faint reddish tinge ; a 

 faint curved postmedial line and traces of a diffused subterminal 

 line : cilia whitish at tips ; the underside with the costal and 

 terminal areas slightly irrorated with red-brown, a small brownish 

 discoidal spot and indistinct curved postmedial line. 



Ab. 1. infuniata. Head, thorax, and fore wing much greyer, 

 thickly irrorated with fuscous. 



Ab. 2. Pore wing yellowish white with slight dark irroration. 



Ab. 3. Pore wing pale yellow irrorated with red, the markings 

 reddish. 



Hah. Canada {Norman), 1 $, Renfrew Co., 1 $ , Ontario, Orilla 

 (Bush), 1 6 type, Manitoba, Aweme (Criddle), 1 tf , Cartwright 

 (Heath), 3 tf , 2 $, Alberta, Calgary (Wolley-Dod), 10 tf , 4 $; 

 U.S.A., New York, 1 6 , 2 $ , Albany (Hill),' I 9 , Malawqua Co., 



1 J,l $ type infuniata, California, Lr. Klamath R,. (Walsingham), 



2 J . Exp. 38-46 millim. 



Larva. Coquillet, J. N.Y. Ent, Soc. x. p. 169. 



(ireen ; dorsal, subdorsal, and less distinct substigmatal whitish 

 lines ; warts and spiracles white, the latter ringed with black ; 

 ventral surface and legs green ; head yellowish green. Food-plant : 

 Populus trichocarpa. 4. 



