TRIPH^NA. 639 



1100. Triphaena minimalis. (Plate LXXYII. fig. 14.) 



Agrotis minimalis, Grote, N. Am. Ent. i. p. 45 (1879); Smith, Cat. Noet. 

 N. Am. p. 52. 



5 . Head and thorax reddish chestnut slightlj^ mixed with 

 fuscoi;s; palpi black, the extremity of 2ud joint grey; legs grey 

 irrorated with rufous and black ; abdomen grej^, with the hair at 

 sides and anal tuft rufous and the ventral surface irrorated with 

 rufous. Fore wing chestnut-red slightly irrorated with black ; a 

 subbasal black line from costa to submedian fold ; an oblique 

 waved antemedial line ; orbicular and reniform with pale annuli 

 and some black on their lower extremities, the former oblique, 

 elliptical, the latter placed on the medial shade which expands 

 towards costa, where there is a black point ; the postmedial line 

 dentate, bent outwards below costa, excurved to vein 4, then 

 oblique ; a broad deep chestnut band before the subterminal line, 

 which has a blackish spot at costa and is excurved below costa and 

 at middle ; a terminal series of black points ; ciha dark brown. 

 Hind wing fuscous brown, the cilia pale with brown line through 

 them ; the underside with discoidal spot and curved postmedial 

 line. 



Hah. U.S.A., Maine, Colorado (Snoiv), 1 $ type. E.ijy. 30 

 millim. 



1101. Triphseiia cupidissima. (Plate LXXYII. fig. 15.) 



Agrotis cuj)i(Iissi'r/ia, Grote, Can. Ent. vii. p. 101 (1875) ; Smith, Cat. Sect. 

 xf. Am. p. 56. 



5 . Pale ochreous brown, sometimes tinged with rufous : palpi 

 rufous ; abdomen at sides and anal tuft rufous ; pectus, legs, and 

 ventral surface of abdomen irrorated with black. Pore wing irro- 

 rated with black, sometimes very slightly, the markings fairly 

 well- defined or almost obsolete ; a double, waved, subbasal line from 

 costa to submedian fold ; a double, waved, oblique antemedial line ; 

 orbicular and reniform with pale outlines, the centres irrorated with 

 black ; the postmedial line indistinctly double, dentate and produced 

 to points at the veins, bent outwards below costa, excurved to vein 

 4, then incurved ; the subterminal line with some diffused black on 

 its inner side at costa, slightly angled outwards at vein 7 and 

 excurved at middle ; a terminal series of black points. Hind wing 

 fuscous brown, deeper towards termen ; the cilia whitish with a 

 brown line through them : the underside greyish irrorated with 

 black, a discoidal spot and sinuous postmedial line. 



Hub. U.S.A., California, Mendocino, Sanzalito, 4 $ , type. Ex^}. 

 40 millim. 



Larva. (Original.) Head2-5 millim., shining pale brown, reticulate 

 with dark brown, the curved vertical band and streak upward from 

 eye broad and distinct. Body rather dark brown, finely mottled and 

 dotted in dark brown on a cream-coloured ground, which appears 

 dorsally on joints 5 to 12 in diffuse segmental patches widening the 



