EuxoA. 285 



Dorsal, subdorsal, and lateral lines pale; substigmatal line whitish. 

 Tubercles shining black ; spiracles black. A general feeder. 

 — H. G. D. 



509. Euxoa tessellata. (Plate LXV. fig. 28.) 



Agrotis tessellata, Harr. Eep. Ins. Mass. p. 324 (]S41); Smith, Cat. Noct. 



N. Am. p. 103. 

 Agrotis maizi, Fitch, 2nd Eep. Ins. N. Y. p. 313 (1855) ; id. 9th Eep. Ins. 



N. Y. pp. 237-249, pi. 4. ff. 2, 3. 

 Agrotis perlentans, Wlk. x. 332 (1856) ; Smith, Cat. Noct. N. Am. p. 108. 

 Agrotis insignata, Wlk. x. 353 (1856). 

 Agrotis illata, Wlk. xi. 742 (1857). 

 Agrotis subsignata, Wlk. xxxii. 706 (1865). 

 Mamestra declarata, Wlk. xxxii. 663 (1865). 

 Agrotis nigricans, Eiley, 1st Eep. Ins. Mo. p. 87 (1869). 

 Agrotis atro-purpurea, Grrote, Bull. Greol. Surv. iii. p. 118 (1877)- 



Head and thorax brown mixed with grej'', sometimes tinged with 

 reddish brown or fuscous : palpi at sides and a band across upper 

 part of frons black ; tegula3 with a medial black line ; abdomen 

 grey tinged with fuscous brown. Fore wing pale or dark brown 

 suffused with grey ; the subbasal line double, black, waved, from 

 costa to submedian fold ; the antemedial line double, eseurved in 

 and below cell and more strongly above inner margin ; claviform 

 moderate, slightly outlined with black ; orbicular and reniform 

 defined by black, with pale anuuli and slightly irrorated with 

 grey, the cell before and between the stigmata black ; an indistinct, 

 waved, medial line from lower angle of cell to inner margin ; the 

 postmedial line dentate, bent outwards below costa, excurved to 

 vein 4, then incurved ; some pale points on costa towards apex ; 

 the subterminal line pale, angled outwards at vein 7 and dentate 

 at veins 4, 3, the area beyond it usually rather darker, with greyish 

 patch at apex and sometimes some dentate black marks before it ; 

 a terminal series of small black lunules. Hind wing whitish tinged 

 with brown, the veins and terminal area brown ; cilia white, with 

 a brown line at base ; underside with the costal and terminal areas 

 irrorated with brown, a discoidal lunule and postmedial series of 

 points. 



Ab. 1 . atropurjjurea. Much more tinged with fuscous ; the pale 

 subterminal line of fore wing more prominent. 



Hah. Canada {Norman), 1 ci" , 1 ? , Orilla (Bush), 1 § , Nova 

 Scotia {Redman), 1 S , 1 S ; Vancouver I. {Hawhins, J. J. Walker),. 

 1 c? , 1 $ , type declarata ; U.S.A., N. York, 4 c? , 7 $ , types perlentans 

 and insignata =-illata, Illinois, Colorado {Bruce, Cockerell), 3 c? , 2 $ . 

 Bxj)., d 36, 2 40 millim. 



Larva. Marten, Trans. Dept. Agric. 111. xviii. App. p. 133 (1880). 



Head shining black, paraclypeal pieces white. Body greyish, 

 sometimes slightly yellowish. Dorsal line white, edged with dark ; 

 subdorsal and substigmatal lines white, separated by dark shades, 

 a dark shade subveutrally. Cervical shield black, with subdorsal 

 white stripe. A general feeder, — H. G. D. 



